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Selling a business

Four Lines in an Engagement Agreement Decide What It Costs You

The tail scope. The definition of consideration. The minimum fee. The services list.

Those are the terms that vary enormously between firms, and they are the ones almost nobody reads. The percentage is the part owners read and the part that varies least.

Read about this before you receive an agreement rather than after. Once a document is in front of you, the conversation is about redlines. Before it arrives, the conversation is about what you want, which is a much better conversation to be having.

The tail, and the line inside it that matters

An engagement has two lengths. The initial term is the window during which your advisor actively markets the company, customarily six months to a year. The survival period, usually called the tail, is what comes after: your advisor remains entitled to a fee if the company is bought by somebody who came into the process through them. Twelve to twenty-four months is the common range.

The tail exists for a reason that is obvious once stated. Without it, an owner could run a full process, meet every buyer the advisor produced, terminate, and close with one of them a month later for free. Any advisor who markets a company without that protection is working on a promise.

Arguing about the length is where owners spend their energy, and it is the wrong fight. The term that decides how much the tail can cost you is its scope.

Compare two versions. One covers any party who had contact with the company during the term. The other covers only parties your advisor identified or introduced, named on a written list delivered to you within a set number of days after termination, with no list meaning no tail fee.

The second is specific, checkable, and protects both of you. The first can reach a buyer your advisor never spoke to. That is the sentence to read closely, and it is usually one line long.

Illustrative. An owner of a managed-security firm signed without reading the tail provision, because the fee percentage looked reasonable and that was the number he had been comparing. His process produced nothing and the term lapsed. Fourteen months later a firm whose founder he had sat beside on a trade board approached him directly and bought the company. The tail covered any party who had contact with the business during the term, and that firm had taken one screening call. The fee was owed in full on a deal his advisor had no part in.

Nothing about that was unfair under the document he signed. The document simply said something other than what he assumed it said.

While you are in that paragraph

Find the termination provision. You want the right to end the agreement on written notice, and you want to know how much notice.

An agreement with no exit, or one that renews automatically unless you catch it, extends every other term in the document by its own length.

The definition of consideration

The longest clause in most agreements. It defines what the fee is calculated on, and it is deliberately comprehensive: cash, securities, notes, the assumption of or relief from debt and other liabilities including personal guarantees, earnout payments, and amounts payable under a consulting agreement or a non-compete.

It reads as overreach and it is not. Every item in it is part of the price, and a fee calculated on cash alone would be calculated on a number both sides could move.

What to confirm is when it is payable. Most firms require the full fee at closing, in cash, including the portion calculated on money you have not received yet. If the deal pays you over three years and pays your advisor on day one, know that going in.

The minimum

Most firms set one, and on a smaller transaction it is the number that actually governs. If the agreement has one, it is in the remuneration paragraph. If you cannot find it, ask whether there is one rather than assuming there is not.

The services list

No agreement can list every activity, but the outline tells you what kind of process you are buying. An agreement vague about services is usually attached to a firm that intends to do very little.

What should appear: the short anonymous profile, the full confidential document, the outreach campaign, coordination of buyer visits, management of the records process, receiving and negotiating every offer, and coordinating through to the closing date.

Three terms that are not on anybody’s list

What counts as a transaction. Most agreements are written for a sale of the whole company. Your outcome may be a recapitalization, a minority investment, a sale of one division, or a merger. If any of those are plausible for you, the definition of a qualifying transaction should say so, and so should the fee attached to each. An agreement silent on this either pays your advisor nothing for an outcome you wanted, or pays a whole-company fee on a half-company deal.

Work product. The confidential document, the buyer research, and the financial analysis are built during your engagement and paid for by you. If the engagement ends without a sale, the agreement should say what happens to those materials. Most owners never think to ask, and then start from nothing eighteen months later.

Expenses. Limited to out-of-pocket third-party costs rather than the firm’s own internal time, with a dollar cap and your written approval above a threshold. Reimbursement with no cap and no approval gate is a blank line.

Exclusivity, which you should not fight

Your agreement will name your advisor as your exclusive representative and require that discussions with interested parties run through them. Owners sometimes push back on that, and the push is a mistake.

A sale process has one captain, and the alternative is not freedom, it is two channels. When a buyer can talk to you directly and to your advisor separately, nobody has the whole picture, your advisor cannot know what has been agreed or disclosed, and the buyer learns within a week that the two of you can be played against each other.

You keep every decision. What you give up is the ability to negotiate in a room your own advisor is not in, and giving that up is the point.

What a bad agreement costs

You will spend months negotiating the sale of your company. The document that sets the terms of the help deserves an afternoon.

An engagement agreement is not a formality that follows the decision. It is where the decision becomes specific, and the four lines above are where it becomes expensive.

More on this: What It Actually Costs to Have Somebody Sell Your Company.


This is what we do. Prism Edge puts the tail scope, the consideration definition, the minimum, and the services list on the table in the first conversation, before any paper is drafted, and the tail is written as a named list rather than as anybody who ever took a call. You should be able to check what you owe and to whom.

The full chapter on the engagement agreement is in The Business Sale, free to download here.


General information, not legal, tax, or financial advice, and no advisor relationship is created by reading it. Rules change and the specifics of your situation matter. Always consult your own attorney and accountant before acting.

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