How much does a B2B marketing agency cost in 2027?
Most published agency price lists come from agencies themselves. Here is how to read any quote, whatever the number on it.
- What's a normal agency retainer?
- Why is the agency fee separate from ad spend?
- Are percentage-of-spend fees fair?
B2B agency fees in 2027 depend on three things: the scope of work, the seniority of the people doing it and, for paid media, how much ad spend they manage. Most agencies charge a monthly retainer, a project fee or a percentage of ad spend, and the fee is always separate from media. Compare proposals on who does the work and what you get each month, not on the headline price.
| Pricing model | How it works | Watch for |
|---|---|---|
| Monthly retainer | Fixed fee for an agreed scope | Scope creep and unclear hours |
| Project fee | Fixed price for a defined deliverable | What happens after delivery |
| Percentage of ad spend | Fee grows with the budget they manage | Incentive to raise spend, not results |
| Performance-based | Fee tied to leads or sales | How leads are defined and checked |
Why we don't quote an average
Most surveys of agency pricing are run by agencies or agency platforms, with different definitions of scope. We prefer to compare the inputs: hours per month, who does them, and the deliverables. Ask every agency for the same breakdown so proposals are comparable.
Budget the fee and the media separately
For paid media, plan the agency fee and the ad budget as two lines. A small ad budget with a large fee rarely works, because the fee eats the test budget. A percentage-of-spend model can work at scale but rewards higher spend, so pair it with pipeline targets.
How this fits into the full budget
Gartner's 2026 survey shows marketing budgets flat at 7.8% of revenue, with labour taking a larger share. Every dollar of agency fee competes with ads, tools and people, so decide the outcome you are buying before choosing the vendor.
- A fee larger than the media budget for a paid-ads engagement.
- No named people on the account.
- Percentage-of-spend fees with no pipeline target.
- 12-month terms with no performance exit.
- Reports that count activity, not pipeline.
- Hours and roles listed in the proposal.
- Fee and media budget shown as separate lines.
- A 90-day review with an exit option.
- Targets tied to qualified pipeline.
- You own the ad accounts and the data.
What founders and researchers say
We read the threads, surveys and reports so you don't have to. Each card is our summary, linked to the source.
Agency pricing threads show very wide ranges for similar scopes. The useful replies ask about hours, seniority and who owns the accounts.
Browse the threads →Labour is taking a larger share of marketing budgets in 2026, while budgets stay at 7.8% of revenue. Agency fees compete directly with hiring.
Read the release →When profits miss, 53.1% of companies cut expenses first. Agency retainers are often the first line cut, so tie them to results you can defend.
See the results →Community summaries describe recurring themes across many threads. They are not quotes from individual posts.
Read next
Go deeper in the ShoutEx guides, or check the original sources.
Bring your numbers. We'll tell you what we would do, even if it isn't us.
Book a call →Follow-up questions
Should we own our ad accounts?
Yes. Always own the accounts, analytics and data, and give the agency access. It keeps your history if you change vendors.
Is a cheap agency a good test?
Only if the scope is narrow and the people are named. Cheap often means junior staff learning on your budget.
How long should an agency trial be?
Plan for about 90 days with clear targets, then decide.