How to Choose the Right Amazon Agency in 2026: 10 Questions to Ask Before You Hire

Search for "Amazon agency" and you will find hundreds of options — freelancers, boutique teams and full-service agencies, all promising more sales. Picking the wrong partner can cost your brand months of momentum and thousands of dollars in wasted ad spend. Picking the right one can be the turning point that takes you from stuck to scaling. This guide explains what a good Amazon agency actually does, the questions to ask before you sign, and the red flags that tell you to walk away.

Do You Actually Need an Amazon Agency?

Not every seller needs an agency on day one. But most growing brands hit a point where managing Amazon in-house becomes the bottleneck. You probably need expert help if:

• Revenue has plateaued even though you keep increasing ad spend.
• Your ACOS or TACOS is climbing and you cannot tell which keywords are losing money.
• You are launching new products and need them to rank quickly.
• Your listings, images and A+ Content have not been refreshed in over a year.
• You or your team spend hours in Seller Central every week instead of growing the business.
• You are dealing with suppressed listings, hijackers or Account Health warnings.

Still deciding? Read our comparison of building an in-house team vs hiring an Amazon agency.

What a Good Amazon Agency Should Do for You

"Amazon management" means very different things depending on who is selling it. A full-service agency should cover every lever that drives revenue:

For a full breakdown, see what an Amazon account management agency does.

10 Questions to Ask Before You Hire an Amazon Agency

The answers to these questions will quickly show you whether an agency really knows Amazon.

• 1. Can you show case studies from brands like mine? Ask for real before-and-after numbers — revenue, ACOS, TACOS, organic rank.
• 2. Have you worked in my category? Supplements, beauty, home and kitchen, and pet products all have different rules and competition.
• 3. Who will actually manage my account? Will you have a dedicated account manager, or be passed between people?
• 4. How do you set advertising targets? A good agency starts from your margins and break-even ACOS, not an arbitrary number.
• 5. What happens in the first 30, 60 and 90 days? You should get a concrete plan, not vague promises.
• 6. How often will I get reports, and what's in them? Look for sales, ad spend, ACOS/TACOS, profitability and the actions taken.
• 7. Is creative done in-house? Outsourcing design often means slower turnaround and inconsistent quality.
• 8. Who owns the data, ad accounts and creative? You should always keep full ownership of your Seller Central account and assets.
• 9. What are the contract terms? Be wary of long lock-ins before the agency has proven results.
• 10. How and when do you communicate? Slack, email, scheduled calls — and what response time can you expect?

Red Flags to Watch Out For

How Much Does an Amazon Agency Cost?

Pricing depends on your catalog size, ad spend and the services you need. Most agencies use one of these models:

• Flat monthly retainer: A fixed fee for agreed services. Predictable and easy to budget.
• Percentage of ad spend or revenue: Common for PPC management. Make sure the agency is rewarded for profit, not just for spending more of your money.
• Hybrid: A base retainer plus a performance component.
• One-time projects: Listing optimization, A+ Content, photography or a Brand Store at a fixed price.

Instead of choosing the cheapest option, compare what is included and the results the agency has delivered for similar brands. Our article on how much Amazon PPC management costs goes deeper.

Why Brands Choose SellerTune

SellerTune is a full-service Amazon growth agency working with brands in the US and across 12+ countries. We bring Amazon SEO, PPC, creative, A+ Content, Brand Stores and inventory planning under one roof, so every part of your Amazon business pulls in the same direction.

Frequently Asked Questions

How do I know if an Amazon agency is legitimate?

Ask for case studies with real numbers, talk to current clients if possible, and confirm they only request user permissions in Seller Central — never your main login. A legitimate agency will also be upfront about what it cannot guarantee.

How long until I see results from an Amazon agency?

Quick wins — cutting wasted ad spend, fixing suppressed listings — can show up within weeks. Sustainable ranking and revenue growth typically take two to three months of consistent work.

Should I hire a freelancer or an agency?

A freelancer can work well for a single task, like a listing rewrite. If you need PPC, SEO, creative and operations working together, an agency gives you a full team and continuity when one person is unavailable.

Will I lose control of my Amazon account?

No. You stay the owner of your Seller Central account. The agency is added as a user with the permissions it needs, and you can remove access at any time.

Final Thoughts

The right Amazon agency understands your margins, shows you real results, communicates clearly and treats your account like its own business. Take your time, ask the hard questions and never compromise on transparency.

Want to see what SellerTune would change in your account? Get a free Amazon audit — no obligation, just a clear list of growth opportunities.