What changed
Decision guide: full brand management agency or PPC only agency on Amazon
When
Updated October 2026
Who it affects
Brand owners and sellers hiring outside Amazon help
What to do
List what is broken, map it to a scope, then compare fee models

Key takeaways

  • A PPC agency owns advertising; a brand management agency also owns listings, catalog, inventory and account health.
  • Choose by where sales are lost: inside the ad console points to PPC, outside it points to brand management.
  • Compare fee models on total cost and written scope, and grant access through Seller Central user permissions only.
Brand mgmtPPC only
Sponsored ads campaigns
Bids, budgets, search terms
Listings and A+ Content
Catalog and suppressions
Inventory and reimbursements
Account health cases

DSP coverage varies by agency in both models

What is the difference between a brand management agency and a PPC agency?

A PPC agency is a specialist. It manages your Amazon advertising: campaign structure, keyword and product targeting, bids, budgets, negative keywords and reporting on ACoS and TACoS. Some also run Amazon DSP. It works inside the Amazon Ads console and relies on you, or someone else, for everything the ads depend on.

A brand management agency is a generalist with a wider remit. It handles advertising plus the parts of the business that decide whether ads convert: listings, images and A+ Content, catalog fixes, inventory planning, account health, reimbursements, promotions and often brand protection. Some call this full-service management, and our Amazon account management service is this model.

What each type of agency owns

The clearest way to compare the two is by ownership. Whoever owns a task is accountable when it goes wrong, so write the split into the contract rather than assuming it.

  • Both: Sponsored Products, Sponsored Brands and Sponsored Display campaigns
  • Both: bid, budget and search term management
  • Often both: Amazon DSP, depending on the agency
  • Brand management only: listing copy, images and A+ Content
  • Brand management only: catalog errors, variations and suppressed listings
  • Brand management only: inventory planning, FBA shipments and reimbursements
  • Brand management only: account health, policy issues and case management
  • Brand management only: promotions, deals and Brand Store updates

Who a PPC agency fits best

A PPC only agency suits brands that already run operations well. You have someone in house, or a separate partner, who keeps listings strong, stock in place and the account healthy. What you lack is advertising depth: campaigns have grown messy, ACoS is drifting or you are not sure your budget is going to the right search terms.

In that situation, paying for a full team you do not need adds cost without adding results. A focused Amazon PPC management service gives you specialist attention on the one area that is underperforming.

  • Strong listings, good reviews and steady stock
  • An in house operator or ops partner already in place
  • Ads are the main growth lever you want to fix
  • You want clear ad reporting without handing over the whole account

Who a brand management agency fits best

Brand management makes sense when ad results are limited by things the ad console cannot fix. If the main product keeps going out of stock, a PPC agency can only pause campaigns. If the listing converts poorly, better bids just buy more clicks that do not turn into orders. If listings get suppressed or the account gets flagged, sales stop regardless of the ads.

It also fits founders who do not have time to run Amazon day to day, or brands entering Amazon for the first time and needing listings, launch and ads handled together.

  • No one in house owns Amazon operations
  • Frequent stockouts, suppressed listings or catalog errors
  • Low conversion that bids cannot fix
  • Launching on Amazon or expanding to new marketplaces

How each type of agency charges

Agencies of both types use the same handful of fee models, but scope changes the price. An agency pricing guide published by AMZDUDES in July 2026 describes four models: a flat monthly retainer, a percentage of ad spend, a percentage of revenue and a hybrid of base fee plus performance component. It also notes that PPC focused agencies often require a minimum monthly ad spend.

Each model has a trade off. A percentage of ad spend can reward spending more whether or not it is profitable. A percentage of revenue ignores margin and grows expensive as you scale. A flat retainer is predictable but must be reviewed as scope grows. Whatever the model, ask for the fee, the scope and any onboarding or creative charges in writing, and compare on total cost. See our Amazon agency pricing page for how we price.

  • Flat retainer: predictable, check what scope it covers
  • Percentage of ad spend: watch for spend growth without profit
  • Percentage of revenue: watch for fees rising faster than margin
  • Hybrid: check how the performance threshold is defined

How to decide: a step by step check

Work through these steps with your last 90 days of data before talking to any agency. The answer usually becomes obvious once you write down where sales are actually being lost.

  • List your top 10 ASINs and their sales, ad spend and stock status
  • Mark every lost sale cause: stockout, suppression, low conversion or weak ads
  • If most causes sit inside the ad console, shortlist PPC agencies
  • If most causes sit outside it, shortlist brand management agencies
  • Decide who on your side owns whatever the agency will not
  • Compare proposals on scope, fee model and total monthly cost

What access each agency needs

A PPC agency normally needs access to your Amazon Ads account and read access to some Seller Central data such as sales and inventory. A brand management agency needs wider Seller Central access because it edits listings, creates shipments and opens cases.

In Seller Central the account owner invites each user under User Permissions and then sets a level per feature: None, View, View and Edit, or Admin. Give each agency only the permissions its scope requires, never share your own login, and remove access when the contract ends.

Warning signs with either type of agency

The wrong agency is expensive in both models. Watch for these signs during the sales process and the first 90 days. Our list of questions to ask an Amazon PPC agency helps you test them before you sign.

  • Guaranteed results or rankings before they have seen your data
  • Reports that show ad ROAS but never TACoS or profit
  • No written split of who owns listings, stock and account health
  • A PPC agency blaming the listing every month without proposing fixes
  • A brand management agency with no named advertising specialist
  • Long lock in contracts with no performance review point
  • Requests for your main login instead of user permissions

Agency warning signs

  • Guaranteed rankings before seeing data
  • ROAS reports with no TACoS or profit
  • No written split of ownership
  • No named advertising specialist
  • Long lock in with no review point
  • Asks for your main login

Can you combine both?

Yes. Some brands use a PPC agency alongside an in house operations manager, or a brand management agency for operations with a separate DSP specialist. That can work, but someone must own the full picture, because ads and operations affect each other daily. A stockout, a price change or a listing edit can change ad performance overnight. If you split the work, agree on a shared weekly report and a single owner for profit. Our guide on how to choose an Amazon agency covers how to run that selection.

Where PPC Spider fits

PPC Spider offers both models. PPC plans start from $995 per month and full-service management starts from $1,950 per month. In both, target ACoS is set from each product's margin after fees, and SpiderOS monitors bids, budgets, search terms and stock so an ad problem caused by inventory is caught early. If you are not sure which scope you need, a free Amazon audit shows where your sales are being lost.

Sources

  • AMZDUDES: Amazon agency pricing in 2026, what agencies actually charge (amzdudes.com/amazon-agency-pricing/)
  • My Amazon Guy: How to add a user on Seller Central, user permissions (myamazonguy.com/seller-central-user-permissions/)
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