How Are Marketing Agencies Valued?
Corey Quinn
Founder, Deep Specialization™
Buyers don't value agencies off a single formula. Here's how the valuation process actually works, from normalized EBITDA to the final multiple.
Every credible agency valuation runs through the same core steps, even when the final number looks completely different from one deal to the next.
Step one: normalize EBITDA
Buyers rebuild your P&L, adding back owner compensation above a fair market replacement salary, one-time expenses, related-party transactions, and anything else that wouldn't recur under new ownership. The result isn't your reported net income, and every add-back needs a defensible rationale behind it, not just an assertion.
Step two: select a defensible multiple
The multiple gets chosen against comparable agency transactions, not pulled from a rule of thumb. In the lower middle market, that commonly lands between two and five times normalized EBITDA. Revenue quality drives where in that range you land: recurring revenue and a defensible client base earn the top of it.
Step three: confirm price before structure
A serious valuation conversation confirms the number, walking through the normalized EBITDA and the multiple, before anyone discusses payment structure. If buyer and seller can't agree on the EBITDA basis or the multiple, jumping ahead to structure just buries an unresolved disagreement instead of solving it.
Why the story matters as much as the math
A good valuation is more about the story than the spreadsheet. That story has to pass three tests: possible (overcoming any perception the deal can't happen), plausible (backed by real comparables or case studies, not just optimism), and probable (quantified with real estimates rather than a best-case narrative). Most deals, however large the numbers, come down to two people agreeing on a story of mutual benefit.
The single biggest bias to watch for
Sellers anchor on optimism, understandably. The discipline on the other side is noticing whether you're revising your own estimates up as often as you're revising them down. A valuation that only moves in one direction usually isn't an independent read anymore.
Common mistakes
Founders (and sometimes their advisors) value the business on past performance instead of future cash flow. A single great year doesn't set your valuation. A multi-year, normalized track record does.
Recommended next steps
Ask whoever is helping you value your agency to show their comparable transactions, not just their multiple. A defensible number rests on real comparables, not a rule of thumb repeated across every deal.
Frequently Asked Questions
Is EBITDA the only valuation method used for agencies?
For most agencies above roughly $2M in revenue, yes, it's the primary method. Below that threshold, seller's discretionary earnings and an income approach are more common, since asset-based and public-market methods don't fit small private service businesses well.
Why do multiples vary so much between deals?
Because the multiple prices risk, not just size. Recurring revenue, low client concentration, and founder independence push the multiple up. Concentration, founder dependence, and thin documentation push it down.
Should I trust a valuation that only uses my best year?
Be skeptical of it. A defensible valuation normalizes across multiple years specifically to avoid overweighting a single strong or unusually weak period.
What role does storytelling actually play in a valuation that's supposedly based on numbers?
A real one. The numbers set the range. The story, backed by real evidence, is what convinces a buyer where within that range they're willing to transact, and whether they will at all.
About Corey Quinn
Founder, Deep Specialization™
Corey helps founder-led agencies scale through Deep Specialization™ and programmatic M&A. Former CMO of Scorpion ($20M to $200M). Author of "Anyone, Not Everyone."
