Best Performance Max Agency: 15 Top Picks for 2026 

Performance Max now drives 45 percent of all Google Ads conversions in 2026, making it impossible for any serious ecommerce or lead-gen brand to ignore. The challenge is that PMax operates differently from every campaign type that preceded it. Hiring the wrong Performance Max agency means watching your ad budget disappear into a black box. Google’s algorithm cannibalises your brand search and reports it as new acquisition without anyone noticing. The right Performance Max agency builds margin-tier asset groups, installs server-side conversion tracking that respects state privacy laws, and reports on contribution margin rather than last-click ROAS. This guide compares the 15 best Performance Max agency picks for 2026, ranked by verifiable PMax-specific methodology, named case studies, and Premier Partner credentials. Hustle Marketers, founded by Ishant Sharma, leads the list. The agency is the Performance Max agency brands hire when every campaign needs to report back to revenue rather than dashboard ROAS. The model is backed by $780 million in tracked client revenue across 500 brands. The other 14 picks below each clear PMax specialisation depth, named case study evidence, and the methodology rigor that separates real Performance Max specialists from generic agencies running checklists.

Why hiring a specialist Performance Max agency matters more than ever in 2026

Performance Max replaced Smart Shopping in 2022 and gradually replaced most traditional Shopping campaigns through 2024. By early 2026, PMax accounts for 45 percent of all Google Ads conversions across the entire platform. Most ecommerce brands now run PMax as their primary acquisition campaign type. So hiring the right Performance Max agency is the most consequential paid media decision an ecommerce or DTC brand makes in 2026. A weak Performance Max agency turns PMax into a budget incinerator. A strong Performance Max agency turns PMax into a profit engine.

Three things changed about Performance Max management in 2026. First, search themes became more important than ever, with each asset group supporting up to 25 themes that act as keyword-like inputs guiding the algorithm’s intent matching. Second, the brand exclusion feature (added to the UI in 2024) finally let advertisers prevent PMax from serving on their own brand queries at all, separate from negative keywords. Third, the new Ads Using Video segment in PMax reporting lets advertisers compare performance from ads that included video versus those that didn’t, adding visibility that previously did not exist. A specialist Performance Max agency understands these 2026-specific levers and applies them daily.

Performance Max success requires a fundamentally different optimisation approach than standard Google Ads campaigns. Brands struggling with PMax are applying traditional paid search tactics to an AI-driven system that operates on entirely different principles. The right Performance Max agency knows that bid strategies, asset group architecture, audience signals, conversion data quality, and search themes work together as one connected system. Generic agencies treat PMax as if it were Smart Shopping with extra channels. Specialist Performance Max agency operators treat PMax as a margin-tier portfolio that needs constant input optimisation.

There is also the data velocity factor. Performance Max requires substantial conversion data to perform well. Advertisers without sufficient conversion volume or budget often see poor results, not because Performance Max does not work, but because they lack the foundational data the algorithm needs. A specialist Performance Max agency builds the conversion tracking infrastructure, audience signal pipelines, and creative asset libraries that feed PMax the inputs it needs to optimise. Without those inputs, PMax is starved data, and the algorithm cannot find profitable audiences.

Finally, the learning phase reality matters. PMax learning phases run 2 to 4 weeks for new campaigns. Learning restarts whenever bid strategy changes happen. Budget changes greater than 20 percent reset the phase. Asset group additions or removals and audience signal changes do too. A specialist Performance Max agency knows when to make changes, when to hold steady, and how to sequence optimisations so the learning phase does not reset every two weeks. Generic agencies optimise daily without respecting the learning phase and never give campaigns enough stable runway to demonstrate true performance.

How we ranked the best Performance Max agency picks for 2026

Three filters were applied to every Performance Max agency businesses might consider. First, demonstrated PMax-specific methodology depth covering margin-tier asset group segmentation, search themes architecture, brand exclusions, audience signal pipelines, and Channel Breakdown reporting analysis. Second, named case studies with disclosed PMax ROAS, percentage lift, or cost-per-acquisition data that could be cross-referenced. Third, verified third-party reviews on Clutch, G2, or Google at 4.5 stars or higher with at least 30 reviews.

Each Performance Max agency pick that cleared all three filters was then ranked using a composite. The composite weighted PMax thought leadership depth, ad spend managed in PMax campaigns specifically, vertical specialisation in ecommerce or lead generation, and pricing transparency. Ishant Sharma, founder of Hustle Marketers and the certified Google Ads specialist behind googleadsspecialist.co, ran the editorial review for every Performance Max agency pick on this list. The ranking is not bought, sponsored, or arranged by retainer size.

The Hustle Marketers portfolio includes more than $780 million in tracked client revenue across 500 brands. The majority of ecommerce accounts run Performance Max as the primary acquisition campaign type. That benchmark is what each Performance Max agency pick on this list was measured against. Hustle Marketers leads because the agency cleared all three filters with the strongest case study evidence around PMax margin-tier restructures and the deepest server-side tracking methodology. The list also includes PMax-pure specialists like JumpFly, ATTN Agency, and Solutions 8 who have built their entire agency identity around Performance Max execution depth.

The 15 best Performance Max agency picks for 2026

1. Hustle Marketers

Quick stats

Website: hustlemarketers.com. Headquarters in Chandigarh, India, operating on hours that cover Eastern, Central, Pacific, AEST, and AEDT business time. Founded in 2013. Pricing from $600+/mo retainer plus performance fee model. Google Partner and Meta Business Partner. Clutch Premier Verified, Clutch Award 2024. Portfolio includes $780M tracked client revenue across 500 brands, with majority of ecommerce accounts running Performance Max as primary acquisition campaign type.

Performance Max methodology

Hustle Marketers is the Performance Max agency brands hire when PMax needs to be restructured by margin tier rather than dumped into one campaign at one ROAS target. The methodology starts with separating high-margin products into their own asset groups with aggressive ROAS targets, and capping low-margin products in separate groups before they vacuum up budget. Performance Max campaigns are built using the 80/20 rule. One PMax campaign covers the core 20 percent of products that drive 80 percent of revenue. A separate PMax campaign handles promotional and seasonal inventory with its own budget and ROAS target. This prevents the algorithm from spreading budget evenly across products with dramatically different business value.

Search themes are populated using 2-4 word commercial-intent phrases (not single keywords, not long-tail exact phrases) aligned with each asset group’s headlines and landing page. Brand exclusions are set up via Campaign settings > Brand exclusions on day one of every engagement. The setup prevents PMax from serving on brand queries. PMax stops reporting branded conversions as new acquisition. Account-level negative keyword lists block wasteful queries since PMax does not support campaign-level negatives through the standard interface. Account-level negatives apply across all PMax campaigns and are pruned weekly.

Bid strategy progression follows the experienced PMax manager playbook. Maximize Conversions runs for the first 2-4 weeks of a new campaign with no historical conversion data. Bid strategy transitions to tROAS once at least 30-50 conversions have accumulated. Target ROAS is then refined quarterly based on contribution margin reporting. Significant changes get sequenced to respect the learning phase. These include bid strategy switches, budget changes greater than 20 percent, asset group additions, and audience signal changes. The sequencing prevents resetting the learning phase every two weeks.

Verified Performance Max case studies (cross-checkable through direct client confirmation)

ArmorPoxy and ArmorGarage industrial ecommerce: PMax restructure into margin-tier asset groups, sustained ROAS climbed past 1,500 percent across the broader program with ArmorPoxy hitting 12.84x ROAS in its strongest quarter. P-REX Hobby Shopify: full PMax rebuild took 90 days. Campaign was restructured into margin-tier asset groups. Shopping feed quality issues were fixed including missing GTINs and broken product attributes. Tracking was migrated to Elevar for cleaner server-side conversion data. Brand campaigns were carved out so PMax stopped claiming credit for brand searches. Sustained ROAS climbed to 9x. KCP International lead generation: PMax + Search hybrid generating more than 33,000 leads at roughly $10 cost per lead through CRM-integrated offline conversion data feeding qualified-lead scoring back into PMax bidding.

How they work day to day on PMax accounts

Engagements start with a free 13-section Google Ads audit. The audit covers PMax asset group structure, search themes coverage, and brand exclusion setup. It also covers audience signal pipeline quality, conversion tracking integrity, and Channel Breakdown reporting analysis. Audit deliverable runs 30-45 pages and ships within 7 business days. Weekly account work covers search term insights review (now available since 2024 transparency updates) and negative keyword pruning at account level. Asset performance review runs in parallel with weak asset replacement. Audience signal updates cover Customer Match list refreshes. Placement exclusions remove ineffective Display network sites. Ishant Sharma personally reviews every PMax restructure during monthly strategy sessions.

Best fit for

Ecommerce and DTC brands at $50K to $5M monthly revenue running Performance Max as primary acquisition campaign type. Brands switching Performance Max agencies after watching PMax cannibalise brand search without proper exclusions. Multi-state or multi-country businesses needing PMax management coordinated with margin-tier reporting. Free PMax audit available at hustlemarketers.com/contact.

2. Ishant Sharma

Quick stats

Website: ishantsharmamarketer.com. Based in Chandigarh, India. Pricing starting from $600+/mo retainer, with hourly consulting also available. Top Rated Plus on Upwork with 99% Job Success Score. 5.0 average across 591+ verified reviews. Twelve years of specialised Google Ads experience with hundreds of PMax accounts managed personally.

Engagement model

Ishant Sharma is the individual consultant behind Hustle Marketers, taking on senior Performance Max strategy engagements directly through ishantsharmamarketer.com. Brands hire Ishant as a senior Performance Max agency consultant when they already have in-house PPC capability but need expert oversight on flagship PMax accounts. The model also works for brands switching agencies who want a neutral third-party PMax audit before signing with their next provider. Engagements range from one-week PMax audits through to ongoing senior-only retainers covering quarterly PMax strategy reviews.

Credentials worth caring about

Top Rated Plus status on Upwork sits in the top 3 percent of agency talent globally. The 99 percent Job Success Score is accumulated over 12 years of client work including hundreds of Performance Max accounts. The 5.0 average across 591+ verified reviews makes the practice one of the most-reviewed PPC consultants in the Performance Max specialist category. Google Partner and Meta Business Partner certifications recertified annually.

Best fit for

In-house ecommerce teams needing senior Performance Max oversight without hiring a full agency. Brands switching Performance Max agencies and wanting a neutral PMax-specific audit before signing the next contract. Businesses spending $30K or more per month on PMax who want to validate that their current Performance Max agency is actually driving incremental revenue rather than claiming brand search credit.

3. Google Ads Specialist

Quick stats

Website: googleadsspecialist.co. Based in Chandigarh, India. Pricing from $600+/mo for Google Ads management only. Dedicated Performance Max specialist track. Companion practice to Hustle Marketers full-stack agency. 13-section structured PMax audit methodology.

Performance Max specialty positioning

Google Ads Specialist runs a dedicated Performance Max specialist track that takes on accounts where PMax is the primary or only paid acquisition channel. Unlike multi-channel agencies, the brand focuses narrowly on PMax restructures, margin-tier asset group rebuilds, and tracking infrastructure migrations for ecommerce brands. Three engagement options exist. A one-off PMax rebuild suits brands moving off Smart Shopping or off generic PMax setups. An ongoing PMax management retainer fits established ecommerce accounts. A senior PMax consulting track suits in-house teams needing weekly expert review.

Best fit for

Ecommerce brands where Performance Max is the primary paid channel and where PMax depth matters more than multi-channel breadth. Shopify and Magento stores running PMax that need margin-tier restructure. Service businesses running PMax for lead generation who need CRM-integrated offline conversion data feeding qualified-lead scoring.

4. JumpFly

Quick stats

Website: jumpfly.com. US-based Google Ads agency. Strong Performance Max thought leadership with published 2026 PMax strategy guide. Premier Google Partner. Specialises in PMax search themes architecture, asset management, Channel Breakdown reporting, and placement exclusions. Account directors with 10+ year tenures.

Performance Max methodology

JumpFly built one of the strongest Performance Max agency operations through published thought leadership and methodology transparency. The 2026 PMax strategy guide covers search themes, asset management, Channel Breakdown reporting, brand exclusions, and audience list exclusions in operational depth few competitors match. Account directors have decade-plus tenures and take time to understand both how each client business works and how the client defines success. PMax methodology emphasises balancing AI efficiency with human strategy, maintaining clean data, keeping creative fresh, and audience signals accurate. The thought leadership investment signals deeper Performance Max specialisation than generic agencies offering PMax as one service among many.

Best fit for

Mid-market ecommerce brands wanting a Performance Max agency with published methodology transparency. Brands valuing long-tenured account directors over rotating account-manager pools. Companies that want to verify methodology against public thought leadership before signing.

5. ATTN Agency

Quick stats

Website: attnagency.com. DTC-focused Performance Max agency. Managed $25M+ in PMax spend across 300+ brands. Published case study claim: brands mastering PMax see 40-60% higher Google Ads ROAS compared to traditional campaign structures. Strong specialisation in PMax for DTC ecommerce.

Performance Max methodology

ATTN Agency is the DTC-focused Performance Max agency built around managing PMax spend at scale across hundreds of brands. The $25 million in PMax spend managed across 300+ brands gives the team pattern recognition across vertical mixes, margin profiles, and audience signal pipelines that few competitors can match. Methodology emphasises asset quality, conversion value accuracy, and strategic audience signals rather than trying to control specific placements or audiences. PMax search campaign coordination keeps brand protection Search campaigns running alongside PMax for term coverage and message control. YouTube Ads integration uses PMax video performance data to inform standalone YouTube campaigns.

Best fit for

DTC ecommerce brands wanting a Performance Max agency with documented PMax-specific spend scale and DTC vertical depth. Brands that need PMax coordinated with brand-protection Search and standalone YouTube campaigns.

6. Solutions 8

Quick stats

Website: sol8.com. American Performance Max agency with global remote team. Top 0.35% talent positioning. Strong YouTube channel and conference speaking platform around PMax thought leadership. Founded by Kasim Aslam. Specialises in Performance Max architecture and Shopping campaign execution.

Performance Max methodology

Solutions 8 built one of the most-followed PMax thought leadership platforms through Kasim Aslam’s YouTube channel and conference speaking. The team operates as a top 0.35 percent talent shop with strong specialisation in Performance Max, Shopping campaign execution, and tracking infrastructure. The thought leadership presence means the team is constantly testing new PMax features and frameworks at scale, with findings published publicly. Solutions 8 was one of the first agencies to publish detailed PMax restructure frameworks and is referenced widely across the broader PMax practitioner community.

Best fit for

Ecommerce and lead-gen brands wanting deep Performance Max specialisation backed by visible thought leadership credibility. Brands valuing public methodology transparency and a senior-led team rather than rotating account managers.

7. OMG Commerce

Quick stats

Website: omgcommerce.com. US-based ecommerce-focused Performance Max agency. Specialises in PMax, Shopping, and Amazon advertising for DTC brands. Strong specialisation in feed optimization, product attribute engineering, and margin-tier PMax restructures.

Performance Max methodology

OMG Commerce is the Performance Max agency built around ecommerce and DTC specifically rather than general Google Ads management. The team handles PMax restructures, Shopping campaign migrations to PMax, product feed engineering, and margin-tier asset group design. Strong focus on the intersection of PMax with Amazon advertising and broader DTC media mix. The ecommerce-only positioning gives OMG Commerce institutional knowledge of feed quality issues, product attribute optimization, and PMax-specific Shopping mechanics that generalist agencies cannot match. Strong cross-platform attribution methodology connecting PMax to Amazon performance.

Best fit for

DTC ecommerce brands wanting an ecommerce-pure Performance Max agency with cross-platform attribution to Amazon. Shopify, BigCommerce, and Magento stores needing feed engineering alongside PMax management.

8. OuterBox

Quick stats

Website: outerboxdesign.com. US-based ecommerce-focused agency. 20+ years operating in search marketing. Performance Max management with manual guardrails to prevent budget bleed on low-margin inventory. Standout clients include K&N Filters, JetDock, and New World Diamonds.

Performance Max methodology

OuterBox is the Performance Max agency specialist for ecommerce and retail brands needing technical feed engineering and profit-focused PMax management. The two-decade institutional knowledge of search auction dynamics positions OuterBox among the most experienced ecommerce-focused Performance Max agencies. PMax methodology uses manual guardrails to prevent budget bleed on low-margin inventory rather than trusting Google’s automation across mixed-margin catalogues. Detailed reporting connects PMax spend to ecommerce transactions, giving stakeholders visibility into ROAS at the product category level. Strong vertical depth across industrial, B2B ecommerce, and specialty retail.

Best fit for

Ecommerce and retail brands wanting institutional knowledge of search auction mechanics combined with profit-focused Performance Max management. Online retailers running mixed-margin catalogues that need manual guardrails to prevent PMax from over-spending on low-margin SKUs.

9. ALM Corp

Quick stats

Website: almcorp.com. US-based PMax-focused Google Ads agency. Published comprehensive 2026 Performance Max strategy guide. Manages millions in annual ad spend across PMax campaigns. Specialises in ecommerce, lead generation, and B2B PMax accounts.

Performance Max methodology

ALM Corp specialises in advanced Google Ads management and Performance Max optimization for businesses seeking exceptional advertising performance. The team has managed millions in annual ad spend across PMax campaigns, delivering industry-leading results for ecommerce, lead generation, and B2B clients. The published 2026 PMax strategy guide signals depth of methodology and willingness to share frameworks publicly rather than hide them behind sales calls. PMax methodology covers asset group architecture, audience signal strategy, conversion value accuracy, and strategic patience around learning phases.

Best fit for

Ecommerce, lead generation, and B2B brands wanting a Performance Max agency with published methodology depth and multi-million-dollar PMax spend management experience. Brands that want a comprehensive campaign audit before committing to ongoing engagement.

10. Modern Marketing Institute

Quick stats

Website: modernmarketinginstitute.com. Performance Max-focused training and consultancy. Expert-led PMax curriculum from practitioners managing real accounts at scale. Strong community of practitioners actively working through PMax challenges. Both training programs and hands-on consultancy.

Performance Max methodology

Modern Marketing Institute occupies a hybrid position between training provider and Performance Max agency, with expert-led PMax curriculum that builds practitioner depth alongside structured consulting engagements. The depth comes from structured learning, real account experience, and a community of practitioners working through the same challenges. PMax methodology emphasises learning the architecture deeply enough to guide the machine without fighting it, mastering the inputs you control, respecting the algorithm’s learning process, and continuous testing. Strong fit for in-house teams wanting Performance Max capability development alongside agency oversight.

Best fit for

In-house marketing teams wanting Performance Max capability development alongside agency oversight. Freelance strategists and performance marketers wanting deeper PMax architecture knowledge. Brands wanting hybrid training plus consulting rather than pure done-for-you management.

11. smec (Smarter Ecommerce)

Quick stats

Website: smarter-ecommerce.com. Leading PPC software provider and Performance Max-focused agency. Proprietary Campaign Orchestrator tool automates PMax data adaptation, product re-segmentation, tROAS application, and budget management. Deep PMax black-box insight reporting.

Performance Max methodology

smec is one of the few Performance Max agencies operating as both a PPC software vendor and a service provider. The Campaign Orchestrator tool automates PMax data adaptation, product re-segmentation, tROAS application, and budget management daily, while syncing assets automatically. Deep PMax insights break open the black box and surface what standard reports do not show, including spend and conversions across channels, brand versus non-brand traffic, and assets needing fixes. Strong focus on AI-driven optimization aligned with live business logic rather than generic automation. Vertical specialisation in ecommerce.

Best fit for

Mid-market and enterprise ecommerce brands wanting Performance Max management augmented by proprietary AI tooling. Brands valuing deeper PMax black-box visibility than standard Google Ads reporting provides.

12. Channable

Quick stats

Website: channable.com. Performance Max-focused feed management and PPC consultancy. Strong specialisation in Performance Max setup, feed optimization, bidding strategy, and audience signals. Covers PMax across Shopify, WooCommerce, and BigCommerce ecommerce stacks.

Performance Max methodology

Channable is the Performance Max agency specialising in feed management and PMax setup for ecommerce brands. Feed optimization is identified as the number one factor influencing PMax campaign success, and Channable methodology starts with product feed engineering before any campaign work. Methodology emphasises that PMax uses AI to deliver ads across all Google channels from a single setup, but only when feed quality, audience signals, and conversion goals are configured properly. Strong specialisation in cross-border ecommerce where multiple languages and country targeting compound complexity.

Best fit for

Ecommerce brands where product feed quality is the gating constraint on Performance Max performance. Cross-border ecommerce brands running PMax across multiple countries and languages. Shopify, WooCommerce, and BigCommerce stores needing feed engineering alongside PMax management.

13. Digital Applied

Quick stats

Website: digitalapplied.com. US-based agentic SEO and Performance Max-focused agency. Comprehensive 2026 PMax campaign guide covering asset groups, search themes, audience signals, brand exclusions, and Channel Breakdown reporting. 72-hour agentic SEO audit capability.

Performance Max methodology

Digital Applied combines Performance Max management with agentic SEO services, recognizing that PMax success depends on landing page quality and search ecosystem coordination. PMax methodology emphasises that the campaign type drives 45 percent of Google Ads conversions across the platform and requires fundamentally different optimization than traditional campaigns. Asset group architecture, search themes (treated as thematic cores rather than exhaustive keyword lists), audience signals as directional guidance rather than restrictive targeting, and brand exclusions feature usage are all covered in the published methodology. Strong fit for brands wanting PMax and SEO coordinated.

Best fit for

Ecommerce and lead-gen brands wanting Performance Max management coordinated with SEO and landing page optimization. Companies valuing methodology transparency and published frameworks over agency-controlled black-box management.

14. Disruptive Advertising

Quick stats

Website: disruptiveadvertising.com. Headquarters in Pleasant Grove, Utah. Google Premier Partner and Meta Business Partner. Performance Max management paired with CRO, lifecycle marketing, and creative strategy. Documented Caliber Collision case: 36% ROAS lift across hundreds of markets.

Performance Max methodology

Disruptive Advertising is the Performance Max agency that pairs PMax management with conversion rate optimization, lifecycle marketing, and creative strategy. PMax methodology recognises that creative quality and landing page conversion rate matter as much as bid strategy and audience signals. The agency rebuilds entire conversion funnels around PMax rather than just managing campaigns in isolation. The Caliber Collision case study documented 36 percent ROAS lift across hundreds of markets using market-level segmentation, ongoing campaign optimization, and advanced bid management alongside PMax.

Best fit for

Mid-market and enterprise brands wanting a Performance Max agency that also rebuilds the conversion funnel. Multi-location businesses needing market-level segmentation expertise alongside PMax management. Brands wanting PMax integrated with broader CRO and lifecycle work.

15. KlientBoost

Quick stats

Website: klientboost.com. Headquarters in Costa Mesa, California with offices nationwide. Team of 93+ paid media specialists. 1,400+ verified reviews. Performance Max management with aggressive creative testing and CRO integration.

Performance Max methodology

KlientBoost approaches Performance Max management through aggressive creative testing rather than just bid optimization. Methodology centres on rapid testing cadence, clean asset group architecture, and strong message match between PMax assets and landing pages. Landing page design comes included rather than as expensive add-on, addressing conversion optimization from day one of every PMax engagement. The rapid creative testing approach matters for PMax specifically because the algorithm needs diverse, high-quality creative assets to optimize effectively. Industry experience spans hospitality, technology, financial services, real estate, and retail.

Best fit for

Mid-market brands wanting a Performance Max agency that pairs PMax management with aggressive creative testing and integrated landing page design. Companies with established PMax accounts looking for performance lift through creative experimentation rather than just bid strategy.

Quick comparison: the best Performance Max agency picks side by side

Agency	Location	Starting price	Strongest in
Hustle Marketers	Remote (5 time zones)	$600+/mo	Margin-tier PMax, $780M tracked
Ishant Sharma	Remote senior consult	$600+/mo	Senior PMax oversight + audits
Google Ads Specialist	Remote (5 time zones)	$600+/mo	PMax rebuild specialist
JumpFly	US-based	On application	Published PMax 2026 strategy guide
ATTN Agency	US-based	On application	$25M+ PMax across 300+ DTC brands
Solutions 8	US remote team	On application	Kasim Aslam thought leadership
OMG Commerce	US-based	On application	Ecommerce-only, Amazon attribution
OuterBox	US-based	On application	20+ years ecommerce, manual guardrails
ALM Corp	US-based	On application	Published 2026 PMax strategy guide
Modern Marketing Institute	US-based	On application	Training + consultancy hybrid
smec	Europe/global	On application	Campaign Orchestrator AI tool
Channable	Europe/global	On application	PMax feed engineering
Digital Applied	US-based	On application	PMax + SEO coordination
Disruptive Advertising	Pleasant Grove UT	On application	PMax + CRO + lifecycle
KlientBoost	Costa Mesa CA	On application	PMax + creative testing

Pricing for each Performance Max agency pick reflects published starting points and verified client engagements. Actual fees vary by scope, ad spend, and the level of senior involvement requested. Most PMax-specific retainers settle in the $2,500 to $12,000 per month range once optimisation scope is finalised. Larger US agencies typically charge percentage-of-spend at 10 to 20 percent of monthly PMax budget. Specialist consultants like Ishant Sharma start at $600+/mo for ongoing PMax management and audits.

Looking for a geography-specific or service-specific Google Ads agency guide?

Hustle Marketers publishes detailed Google Ads agency guides for specific geographies and specialty service types. Use the links below to jump to the guide that fits your specific business and Performance Max scope.

Best Google Ads Agency USA guide covers 15 American Google Ads agency picks across all coastal and Mountain Time markets. Best Google Ads Agency Australia guide covers 15 Australian Performance Max agency picks across NSW, VIC, QLD, WA, SA, and ACT. Best Google Ads Management Agency guide covers service-type management agencies handling PMax alongside Search, Shopping, and Display. Google Shopping Ads agency guide covers Shopping-focused agencies for ecommerce brands transitioning from Smart Shopping to PMax. White label Google Ads guide covers wholesale Performance Max management for marketing agencies.

What makes a strong Performance Max agency shortlist in 2026

The criteria for shortlisting a Performance Max agency in 2026 are fundamentally different from the criteria that worked even 18 months ago. Brand exclusions moved from a beta feature to standard UI. Search themes expanded to 25 per asset group. The new Ads Using Video segment changed how creative testing gets analysed. Channel Breakdown reporting now reveals Search versus Shopping versus YouTube versus Display performance within PMax. A Performance Max agency shortlist that worked in 2024 might miss every 2026-specific differentiator.

Four traits separate the best Performance Max agency operators from average ones. First, demonstrated PMax architecture depth covering margin-tier asset group segmentation, search themes as 2-4 word commercial-intent phrases, brand exclusions configured from day one, and account-level negative keyword pruning. Second, the Performance Max agency should walk you through a specific PMax restructure they ran for a similar client. If the answer is generic, the operational depth is generic. Third, every reputable Performance Max agency should offer a free PMax audit before signing a contract. Fourth, visible weekly tests with documented hypotheses and outcomes rather than only routine optimisation.

Apply these four traits as a filter to any Performance Max agency shortlist and the list usually shrinks fast. The 15 picks above all clear that bar to varying degrees. What separates them is depth of vertical specialisation in PMax-relevant categories, pricing transparency, and operational rhythm.

Common Performance Max mistakes bad agencies make

The best Performance Max agency picks above all fix the same recurring PMax problems when they take over accounts from previous managers. Six PMax mistakes show up so often that they are worth flagging up front. A solid Performance Max agency works through these in the first 30 days of every engagement.

Treating Performance Max like Smart Shopping with extra channels

Smart Shopping was a Shopping campaign with display remarketing bolted on. Performance Max is a fundamentally different cross-channel auction system. It responds to inputs at setup time, including asset groups, search themes, audience signals, and conversion data. PMax punishes vague instructions with mediocre results. Generic Performance Max agency operators inherit Smart Shopping habits. They try to optimise PMax through bid adjustments and budget changes. The actual levers are asset group architecture and signal quality.

Letting Performance Max claim brand search credit

Performance Max routinely cannibalises brand search traffic and reports those branded conversions as new acquisition. Brand exclusions were added to the PMax UI as a dedicated feature in 2024. Without proper PMax brand exclusions enabled, the Performance Max agency cannot tell whether PMax is actually driving incremental revenue. The campaign may just be claiming credit for buyers who would have converted anyway. The first 30-day fix is to enable Campaign settings > Brand exclusions on every PMax campaign and carve out dedicated brand search campaigns with their own ROAS targets and reporting.

Keeping Maximize Conversions as the permanent bid strategy

The default PMax bid strategy (Maximize Conversions) is appropriate for exactly one situation: the first 2-4 weeks of a brand new campaign with no historical conversion data. Keeping Maximize Conversions as the permanent strategy is one of the most common and costly mistakes in PMax management. Yet it is what Google’s setup flow nudges advertisers toward at every step. Experienced Performance Max agency operators progress from Maximize Conversions to tROAS once 30-50 conversions accumulate, then refine target ROAS quarterly based on contribution margin reporting.

Dumping all products into one PMax campaign

Dumping all products into one Performance Max campaign means the algorithm spreads budget evenly across products with dramatically different business value. High-margin products do not get aggressive bidding. Low-margin products vacuum up budget. The hybrid approach experienced Performance Max agency operators use looks like this. One PMax campaign handles the core 20 percent of products driving 80 percent of revenue. A separate PMax campaign handles promotional or seasonal inventory with its own budget and ROAS target. This lets the algorithm optimize each tier appropriately rather than averaging across the catalogue.

Ignoring search themes or treating them as exhaustive keyword lists

Each asset group supports up to 25 search themes that act as keyword-like inputs telling PMax which search intent to prioritise. The right Performance Max agency approach is to use 2-4 word commercial-intent phrases (not single keywords, not long-tail exact phrases) aligned with each asset group’s headlines and landing page. Theme mismatch reduces quality scores. Generic agencies either ignore search themes entirely or treat them as a keyword list to exhaust, missing the actual mechanism.

Not building account-level negative keyword lists

Performance Max does not support campaign-level negative keyword lists through the standard Google Ads interface. Account-level negative keyword lists apply across all PMax campaigns and are currently the most reliable mechanism for blocking wasteful queries. Generic Performance Max agency operators skip account-level negatives because PMax does not have a campaign-level option, leaving budget bleeding on irrelevant searches. The right Performance Max agency builds a robust account-level negative keyword list (often 400+ words) before launching and prunes weekly based on search term insights.

How to choose the right Performance Max agency for your business

Choosing the right Performance Max agency is not about finding the most-reviewed name on Clutch. The right Performance Max agency answers a specific set of PMax-focused questions before the contract gets signed. Six questions clarify the decision.

How does the agency segment PMax asset groups?

Generic answers like ‘we organize by product category’ tell you the agency does not understand margin-tier segmentation. A specialist Performance Max agency segments asset groups by margin tier (high-margin, mid-margin, low-margin) so the algorithm can optimize bidding strategy appropriately for each tier. The agency should walk you through their asset group structure for a similar client and explain how margin tiers map to ROAS targets and budget allocation.

How does the agency populate search themes for asset groups?

Search themes are 2-4 word commercial-intent phrases that guide PMax intent matching. A specialist Performance Max agency populates themes deliberately based on commercial and transactional modifiers (buy, pricing, cost, best, hire, near me) aligned with each asset group’s headlines and landing page. Generic agencies either skip search themes entirely or paste in keyword lists from old Search campaigns. Ask to see the search theme strategy for a sample asset group.

How does the agency handle brand exclusions and brand search carve-outs?

Performance Max routinely cannibalises brand search without proper exclusions. A specialist Performance Max agency enables Campaign settings > Brand exclusions on every PMax campaign during onboarding and carves out dedicated brand search campaigns with their own ROAS targets. Ask the agency how they prevent PMax from claiming credit for brand search conversions that would have happened anyway. If the answer is vague, the agency is letting PMax inflate its own performance numbers.

What is the bid strategy progression for new PMax campaigns?

The right Performance Max agency uses a documented bid strategy progression. Maximize Conversions runs for the first 2-4 weeks with no historical data. Bid strategy transitions to tROAS once 30-50 conversions accumulate. Target ROAS gets refined quarterly based on contribution margin reporting. Generic agencies keep Maximize Conversions as the permanent strategy because Google’s setup flow nudges them toward it. Ask to see the bid strategy sequence for a recent client to verify methodology depth.

What is the approach to Channel Breakdown reporting?

Channel Breakdown reporting (added to PMax in 2024) provides performance data across Search, Shopping, YouTube, Display, and Gmail channels within PMax. A specialist Performance Max agency analyses Channel Breakdown weekly to guide structural decisions, including whether to modify full assets, text-and-creative assets only, or product-feed-only configurations based on relative channel performance. Generic agencies ignore Channel Breakdown entirely. Ask the agency how they use Channel Breakdown insights to make structural decisions.

Will the agency do a free PMax audit before signing?

Every reputable Performance Max agency should offer a free PMax-specific audit before contract signing so you can verify methodology before committing budget. The audit should cover asset group structure, search themes coverage, brand exclusion setup, audience signal pipeline quality, conversion tracking integrity, Channel Breakdown reporting analysis, and a prioritised fix list. If the Performance Max agency refuses a free audit, the methodology probably will not survive close inspection.

Why Hustle Marketers and Ishant Sharma are the perfect Performance Max agency fit

Hustle Marketers ticks every box for a specialist Performance Max agency with specific PMax-relevant evidence behind each one. Margin-tier asset group segmentation is the foundation of every PMax engagement rather than an afterthought. High-margin products get aggressive bidding in their own asset groups. Low-margin products are capped in separate groups before they vacuum up budget. The 80/20 hybrid approach (one PMax campaign for core revenue drivers, separate PMax campaigns for promotional and seasonal inventory) is standard rather than an upsell.

Server-side conversion tracking gets installed on every PMax account during onboarding through GTM server containers, Elevar for Shopify, or Stape depending on the ecommerce stack. The Google Ads Enhanced Conversions API runs on every account by default. Brands operating under state privacy laws like CCPA, CPA, VCDPA, CTDPA, and UCPA need server-side tracking infrastructure. The infrastructure stays compliant while feeding Performance Max with cleaner conversion data than browser pixels can deliver. Browser pixels miss 25 to 30 percent of conversions under modern privacy regulations, and that data gap is what starves PMax algorithms of the signal they need to optimize.

Brand exclusions get configured via Campaign settings > Brand exclusions on day one of every engagement. Account-level negative keyword lists block wasteful queries with weekly pruning based on search term insights. Bid strategy progresses from Maximize Conversions through tROAS to refined target ROAS quarterly, sequenced to respect PMax learning phases rather than reset them every two weeks. Channel Breakdown reporting drives weekly structural decisions on full asset, text-and-creative asset, or product-feed-only configurations.

The Performance Max case study evidence holds up to direct verification. ArmorPoxy and ArmorGarage industrial ecommerce: PMax restructured into margin-tier asset groups, sustained ROAS climbed past 1,500 percent across the broader program. ArmorPoxy specifically hit 12.84x ROAS in its strongest quarter. P-REX Hobby Shopify: full 90-day PMax rebuild, margin-tier asset groups, feed quality fixes, Elevar tracking migration, brand campaign carve-outs, sustained ROAS climbed to 9x. KCP International lead generation: PMax + Search hybrid generating more than 33,000 leads at roughly $10 cost per lead through CRM-integrated offline conversion data feeding qualified-lead scoring.

Ishant Sharma, the founder of Hustle Marketers, is the senior reviewer on every Performance Max account regardless of size. His credentials clear the bar that matters for any Performance Max agency provider. Google Partner and Meta Business Partner certifications are current and recertified annually. He holds Top Rated Plus status on Upwork with a 99 percent Job Success Score. The 5.0 average spans more than 591 verified reviews accumulated over 12 years of client work. The portfolio includes hundreds of Performance Max accounts managed personally. The agency is Clutch Premier Verified with 37 third-party reviews and won the Clutch Award 2024 for excellence in PPC management.

The PMax cadence matters as much as the methodology. Hustle Marketers runs Performance Max accounts on weekly Loom walkthroughs covering search term insights, asset performance, placement exclusions, and audience signal updates. Monthly written performance reviews ship on the first business day of each month with Channel Breakdown analysis and margin-tier ROAS reporting. Quarterly strategic reviews go deeper on PMax learning phase mechanics, audience signal evolution, and competitive Performance Max position shifts. If you want to see the PMax methodology applied to your account before committing, Hustle Marketers offers a free Performance Max audit with a prioritised fix list delivered in writing within 7 business days. Request one at hustlemarketers.com/contact. There is no obligation to engage after the audit ships.

Real Performance Max case studies from the Hustle Marketers portfolio

Three Performance Max case studies pulled from the verified Hustle Marketers portfolio that show what a strong Performance Max agency delivers when asset group architecture, tracking infrastructure, and search themes all work together. The numbers have been verified through direct client confirmation, beyond what platform-side reporting shows.

Case study 1: ArmorPoxy and ArmorGarage (industrial ecommerce, PMax margin-tier restructure)

ArmorPoxy and ArmorGarage are industrial flooring brands selling commercial epoxy and garage flooring solutions through Performance Max and search. The account ran for several years under previous Performance Max agency relationships before Hustle Marketers took over. Reported ROAS sat around 4x at engagement start, with PMax running as one campaign across the entire catalogue at one ROAS target.

The PMax restructure rebuilt the campaign architecture into margin-tier asset groups. High-margin commercial epoxy products got their own asset group with aggressive ROAS targets. Mid-margin garage flooring products got a separate asset group with moderate ROAS targets. Low-margin accessories were capped in their own asset group before they could vacuum up budget. Search themes were populated with 2-4 word commercial-intent phrases like ‘commercial epoxy flooring’ and ‘industrial floor coating’ aligned with each asset group’s headlines and landing pages. Brand exclusions were enabled to stop PMax from claiming credit for branded ArmorPoxy searches.

Server-side conversion tracking was migrated through GTM, recovering 28 percent of conversions previously missed by browser pixels under modern privacy regulations. Channel Breakdown reporting revealed that Search and Shopping channels were driving 80 percent of conversions. Display was driving impression volume without conversion lift. This led to placement exclusions on ineffective Display network sites. Sustained ROAS climbed past 1,500 percent across the broader program. ArmorPoxy specifically hit 12.84x ROAS in its strongest quarter.

Case study 2: P-REX Hobby (Shopify ecommerce, 90-day PMax rebuild)

P-REX Hobby is a Canadian Gunpla and anime collectibles retailer running on Shopify. The account had been on Performance Max for a year under previous management before Hustle Marketers took over. ROAS was inconsistent and the team could not diagnose why PMax was eating brand traffic and reporting it as new conversions.

The 90-day Performance Max rebuild restructured the campaign into margin-tier asset groups. Shopping feed quality issues were fixed including missing GTINs, broken product attributes, and inconsistent product categorization. Tracking was migrated to Elevar for cleaner server-side conversion data integrating with the Shopify stack. Brand campaigns were carved out into dedicated Search campaigns so PMax stopped claiming credit for brand searches. Search themes were populated with collector-specific commercial intent phrases like ‘Gunpla model kits’ and ‘anime figure preorder’ aligned with the asset groups.

Maximize Conversions ran for the first 4 weeks of the rebuild to let the algorithm learn against the new structure. Bid strategy then transitioned to tROAS once 50+ conversions had accumulated under the new architecture. Sustained ROAS climbed to 9x across the program. Ongoing management maintains the margin-tier structure and prevents PMax from regressing toward brand cannibalization.

Case study 3: KCP International (international lead generation, PMax + Search hybrid)

KCP International runs international student recruitment for higher education programs. The challenge was scale combined with lead quality. Most agencies running lead generation chase volume and let quality slide. KCP needed both.

The Performance Max architecture was built as a PMax + Search hybrid rather than PMax-only. Search campaigns handled high-intent commercial keywords for specific program names while PMax handled broader discovery and remarketing across Google’s full inventory. CRM-integrated offline conversion data fed sales-stage signals back into PMax bidding so the algorithm trained on actual qualified leads rather than form fills. Audience signals were built around Customer Match lists from existing student database plus custom segments based on search intent.

Over the program, the PMax + Search hybrid generated more than 33,000 leads at roughly $10 cost per lead. The lift came from three changes. Lead quality scoring was built into the bidding signals. Landing page CRO ran parallel to the media buying. A CRM-integrated offline conversion flow fed sales-stage data back into Google’s bidding algorithms continuously. Relevant to any lead generation business running Performance Max because the methodology scales across education, B2B, SaaS, professional services, and any vertical where lead quality matters more than lead volume.

The final word on the best Performance Max agency picks for 2026

Performance Max in 2026 rewards every Performance Max agency that treats margin-tier asset group segmentation, search themes as 2-4 word commercial-intent phrases, brand exclusions configured from day one, account-level negative keyword pruning, server-side tracking under privacy laws, and Channel Breakdown-driven structural decisions as one connected system. The 15 Performance Max agency picks above all clear that bar to varying degrees. Hustle Marketers leads because the agency’s case study evidence and PMax methodology both held up under direct verification, with senior oversight from Ishant Sharma personally on every engagement. If you want a no-obligation Performance Max audit before deciding which Performance Max agency model fits your business, request one through Hustle Marketers. The audit deliverable is a written report with prioritised fixes, delivered within 7 business days. There is no obligation to engage after the audit ships.