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Performance Max Agency

Performance Max, Run by People Who Have Read12,000 PMax Campaigns

Smart Bidding is not the problem. Single-asset-group setups, margin-blind feeds, and creative pools that dilute conversion data are. We ship the structure 200+ ecom accounts run on.

Book a Performance Max strategy call
Trusted by 200+ ecom brands worldwide.

What is Performance Max for ecommerce?

For ecom, Performance Max is really a feed campaign wearing six surfaces - Search, Shopping, YouTube, Discover, Gmail, Display. What decides ROAS is not the format but the inputs, and most stores feed it wrong: one asset group, no margin labels, no audience signals. That hands Smart Bidding the wheel with no map. Our structure, built across 12,000 PMax campaigns, fixes all three - proper asset-group splits, margin-tier labels, and seeded audience signals.

Reviews

Their words. On the record.

TrustScore 4.8 out of 5 - 38 reviews

Read them on Trustpilot
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Adam

Jun 15, 2026

They provide detailed weekly updates on how the business is performing as well as other valuable nuggets to help scale your business. They have made the front end of the business so much easier to handle and allow me to focus on the backend.

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Max van de Weijgaert

Jun 14, 2026

Really great company, nice to work with and really responsive! The results speak for themselves!

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Tjade Selman

Nov 19, 2025

They did record days, switched to a non-Google CSS, and optimized the entire feed before the week was over. The support is nonstop.

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Michael

Mar 10, 2026

As a busy ecommerce operator, I needed a team I could trust to manage and scale my Google Ads. ZenoX overdelivered in every sense.

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Bodhi van Klaveren

Mar 10, 2026

Can't compare to any other agency.

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Peter Pick

Sep 22, 2025

Whoever wants to start or scale their business on Google Shopping, this is your guy.

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Ivan P

Sep 24, 2025

I literally don't have to think about or manage Google at all. They take care of absolutely everything, and their fee is very fair.

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Stijn de Ruijter

Sep 22, 2025

Zenox is one of the best media-buying agencies we've worked with so far.

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Tobias

Nov 18, 2025

My ROAS went from 2, sometimes 3, to a record day of 5 in the first week. They respond and act fast.

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Mo Ait

Mar 11, 2026

I started with zero knowledge about Google Ads, and thanks to ZenoX Media, I now have a profitable store.

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AL

Nov 19, 2025

Chris and his team are the KINGS of Google Ads.

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Navroop Singh

Nov 18, 2025

Amazing results in just one month.

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Mdj

Oct 20, 2025

From strategy to setup and tracking, he had it mastered. A highly reliable, well-versed ads wizard.

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Julio

Mar 11, 2026

Communication is always clear, decisions are data-driven, and the team is very proactive.

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Christian

Nov 17, 2025

They really know their craft, and it's evident in how they communicate and in the outcomes they deliver.

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Seen enough receipts? Let's look at your account.

Why Your Performance Max Is Leaking

One PMax for the Whole Catalogue

Smart Bidding optimises for the easy products. High-AOV SKUs get starved. Twelve thousand campaigns of data say two asset groups beat one by 17% ROAS at the same spend tier.

No Audience Signals

PMax with empty audience signal panels learns from scratch on every campaign. Customer match, lookalike, and intent signals shorten learning by weeks and lift first-month ROAS materially.

Brand-Search Cannibalising the Campaign

Default PMax setups will buy your own brand traffic at premium CPCs. Brand-search exclusions push that traffic to a tightly-controlled Search campaign at one-fifth the cost.

Creative Pool with No Rotation

PMax fatigues creative inside two-three weeks at scale. Without a planned rotation cadence, CTR decays and Smart Bidding compensates by lifting bids. ROAS quietly erodes.

Why ZenoX for Performance Max

We Have a Structure Dataset Most Agencies Do Not

Twelve thousand Performance Max campaigns across 200+ ecom accounts trained the structure we ship. Margin-tier asset groups, audience signal scaffolding, creative rotation calendar, brand-search exclusion. The structure is not a hypothesis. It is the median outcome from the dataset.

Pair it with our Adaptive Feed Optimizer and the Performance Labelizer and PMax stops being a black box. Champions get budget. Wasters get cut. Sleepers get a fair shot. Smart Bidding finally has signal worth optimising against.

04The honest comparison

Performance Max agency vs doing it yourself vs a generic agency

Three ways to run Performance Max, and the campaigns are the smallest difference between them. The structure, the feed, and who actually watches the account decide whether PMax scales. Here is where each option lands.

ZenoX (PMax agency)

How we do it

Structure from 12,000 PMax campaigns. Senior operator plus AI engine on every account.

Asset groups split by margin tier
Yes
Feed and Merchant Center engineering first
Yes
Brand search kept out of PMax
Yes
Smart Bidding reset discipline
Changes sequenced to avoid relearning
Who watches the campaign daily
Senior operator plus the AI engine, hourly
How you pay
Tiered fee on spend, rate drops as you scale

Run it yourself

Free in fees, expensive in time. You are the operator.

Asset groups split by margin tier
Possible, if you know the structure
Feed and Merchant Center engineering first
You do it, or it does not happen
Brand search kept out of PMax
Often missed - PMax quietly buys your brand
Smart Bidding reset discipline
Trial and error on your own spend
Who watches the campaign daily
You, when you have time
How you pay
Your hours

Generic agency

Runs PMax like a set-and-forget box, one campaign per store.

Asset groups split by margin tier
Rarely - one group, whole catalogue
Feed and Merchant Center engineering first
Usually skipped - bids get touched instead
Brand search kept out of PMax
Sometimes
Smart Bidding reset discipline
Varies by account manager
Who watches the campaign daily
An account manager across dozens of accounts
How you pay
Flat retainer, same fee whether you grow or stall

Performance Max FAQ

Questions Performance Max Operators Actually Ask

A Performance Max agency structures and runs your PMax campaigns for you. That means asset groups split by margin tier, plus feed and Merchant Center engineering. It also means brand-search exclusions, audience signal setup, and creative rotation on a fixed cadence. The bidding is the last lever, not the first. ZenoX runs this structure across 200+ ecom accounts, with a senior operator on each one and our own AI engine reading every account hourly.

Want a Performance Max Audit, Live?

Drop the account ID on WhatsApp. We pull your PMax campaigns up live and walk through the asset group restructure that the dataset says will lift ROAS 15-25% at flat spend.

If we cannot lift it, we tell you on the call.

Book a Performance Max strategy call
Trusted by 200+ ecom brands worldwide.

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