409A Valuation & Cap Table Audit Platforms3 min readUpdated September 2026

409A Valuation for a Commercial P&C Insurance Brokerage

Producers who believe they own their books of business, inside an agency that believes it owns them instead, is an old argument that resurfaces the moment anyone tries to price equity in the firm. Commission multiples and contingent income make the appraisal itself contentious enough on their own, which is worth settling before you spend any time comparing cap table platforms.

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Who Owns the Book of Business: the Agency or the Producer?

Whether a producer's client relationships legally belong to the agency or to the producer personally is typically answered by their employment or producer agreement, not by custom or assumption, and it directly affects what the agency actually owns and can value. An appraiser working off an assumption that all books belong to the agency, when your actual agreements say otherwise for some producers, will overstate what the firm's equity represents.

Pull together your current producer agreements and confirm book ownership terms for each one before your next 409A, since this single question changes what revenue the valuation should even be built on.

Get this in writing rather than relying on informal understanding, since a verbal assumption about book ownership tends to become a genuine dispute only once real money, an equity grant or a departure, is actually on the table.

Commission Multiples Hide More Than They Reveal

A commission multiple applied to top-line revenue treats all commission income as equally durable, when in practice new business commissions, renewal commissions, and contingent or profit-sharing income from carriers behave very differently in terms of predictability and risk. An appraiser who accepts a single blended multiple without asking how your revenue splits across those categories is working with less information than the number deserves.

Break your commission revenue out by type, new business, renewals, and contingent income, and bring that detail to the valuation conversation rather than letting a single top-line commission figure stand in for the whole picture.

Break commission revenue into these types before it reaches an appraiser:

  • Show new business commissions separately, since they are less predictable than renewals.
  • Show renewal commissions on their own line, since they tend to be the most durable part of the revenue base.
  • Report contingent or profit-sharing income from carriers separately, because it depends on carrier results and terms.
  • Add carrier concentration as a distinct risk factor, apart from client concentration.

Carrier Concentration Is Its Own Risk Factor, Separate From Client Concentration

An agency that places most of its business through a small number of carrier partners is exposed if any one carrier tightens its appetite, changes commission terms, or exits a line of business the agency relies on, and that risk exists independently of how diversified your client base is. An appraiser who only asks about client concentration is missing half of a real risk picture for a brokerage.

Bring your appraiser a breakdown of premium volume by carrier, not just by client, so they can weigh both sides of the concentration question. If you've been actively diversifying carrier relationships, document that progress specifically, since it's a meaningful de-risking step an appraiser should factor into the discount rate.

Why Does a Perpetuation Plan Need a Repeatable Valuation Method?

An internal perpetuation plan, where producers buy into ownership over time as founders exit, only works long-term if every buy-in is priced using a consistent, defensible method that the next generation of producers can trust as much as the current one did. A valuation approach that changes formula or methodology from one buy-in to the next, even with good intentions each time, erodes the credibility of the whole plan and invites disputes exactly when you need the process to hold up.

Document your valuation methodology once, in writing, and apply it consistently across successive buy-ins rather than treating each one as a fresh negotiation from scratch.

Carta vs Shareworks for a Producer-Owned Agency

An agency with a straightforward single-entity structure and equity limited to founders and a small group of senior producers fits reasonably well with Carta's simpler, faster-to-set-up model. An agency running an active, multi-generational perpetuation plan with many producers buying in and out over time, or one that's grown through acquiring other agencies, will generally get more value from Shareworks' administration, particularly for tracking a larger, more actively changing group of equity holders.

A Worked Example: A Departing Producer and a Disputed Book

Say a senior producer with an ambiguous or outdated agreement leaves the agency and claims their book of business, and personal relationships, should transfer with them, while the agency maintains it owns those accounts under the producer agreement on file. If that dispute isn't resolved before the agency's next 409A, the appraiser is left valuing a revenue base whose ownership is genuinely contested, which undermines the whole exercise. The common mistake is ordering the valuation anyway and hoping the dispute resolves itself; loop in your attorney to resolve or at least clarify the book-ownership question before the appraiser starts, not after they've already built a number around disputed revenue.

Executive Capability Standard

What Good Looks Like

Good practice for a P&C insurance brokerage means book-of-business ownership is confirmed in writing for every producer before a valuation is built, commission revenue is broken out by type rather than treated as one blended multiple, and any perpetuation plan uses one documented, consistently applied valuation methodology across successive buy-ins.

Building The Capability (5-Stage Skill Ladder)

1. Learn:Pull together every producer agreement and confirm book-of-business ownership terms so you know what the agency actually owns.
2. Do Manually:Track commission revenue by type, new business, renewal, and contingent, in a simple log each quarter.
3. Delegate:Assign a principal or operations lead to flag any producer departure or agreement dispute before the next 409A is ordered.
4. Automate:Move producer equity administration onto Carta or Shareworks once your perpetuation plan's grant volume outgrows manual tracking.
5. Buy:Work with a valuation firm experienced in insurance agency perpetuation plans, since a generic services valuation will miss the commission-type nuance here.

How to Get Started

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Frequently Asked Questions

Does the agency automatically own every producer's book of business?

Not automatically. It depends on the specific terms of each producer's employment or producer agreement, which can vary across your team, especially if agreements were signed at different times. Confirm the terms for each producer before assuming a uniform answer.

Should new business, renewal, and contingent commissions be valued the same way?

They shouldn't be treated identically, since they carry different predictability and risk. Break your commission revenue out by type and bring that detail to your appraiser rather than letting a single blended commission multiple stand in for all of it.

How often should a perpetuation plan's valuation methodology change?

Ideally, it shouldn't change from one buy-in to the next. Document your methodology once and apply it consistently, since a plan that changes its approach each time it's used tends to invite disputes and erode trust among current and future producer-owners.

About the numbers

This guide doesn't quote a sourced benchmark. Figures in it are estimates or general guidance, so check them against your own numbers.

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