Most founders believe that when they sell their business for $10 million, they will receive $10 million. Unfortunately, that assumption is rarely true.

Many founders discover after the deal closes that the number they celebrated during negotiations bears little resemblance to the money that ultimately reaches their bank account. Escrow holdbacks can tie up a portion of the purchase price for years. Earnouts condition part of the proceeds on business performance the seller may no longer have control over. Working capital adjustments reduce proceeds based on accounting estimates. Indemnification claims create reallocations based on unforeseen risks outside the seller’s control.

In the excitement of the selling process, these mechanisms may individually appear reasonable. Collectively, they can reduce the seller’s realized proceeds dramatically. It is not uncommon for a transaction that appears to be worth $10 million on paper to ultimately deliver something closer to $6–$7 million in actual proceeds.

When this reduction happens, many founders are quick to blame government-imposed taxes, but the largest reduction in cash is a result of contractual protections buyers use to account for acquisition risk. I call these protections the Uncertainty Tax. When buyers identify structural uncertainty but cannot price the future cost of that uncertainty, the Uncertainty Tax results in reduced seller proceeds at closing to account for the buyer’s assumed risk.

Fortunately, the solution is simple: establish Structural Certainty prior to any valuation event. Structural Certainty is the reinforcement of four pillars present to varying degrees in every business: (1) operations & governance, (2) contracts, (3) personnel, and (4) liabilities. The level to which these four pillars are systematized for predictability and repeatability determines the weight of the Uncertainty Tax.

1. Structural Certainty leads to better terms, more cash at closing, and bidding wars.

Investors and acquirers are not inherently adversarial. Their job is to protect capital. When uncertainty exists—whether about customer stability, operational continuity, legal exposure, or financial reliability—they rarely walk away from the deal entirely. Instead, they structure the transaction so that the seller continues to bear part of the risk.

The frustrating reality for many founders is that a buyer’s risk mitigation protections are rarely the result of bad negotiations. Instead, they arise when key issues remain unclear because the buyer struggles to price the uncertainty into the transaction. By identifying and resolving these questions early, sellers can significantly and unilaterally reduce this Uncertainty Tax.

There is no reason the risks described above cannot and should not be mitigated prior to speaking with potential buyers. Understanding what buyers value and structurally preparing your business accordingly establishes credibility with sophisticated buyers and transforms your business into a prize that affords you greater negotiating power, enhanced valuations, and better offers.

As illustrated in Section III below, two businesses with identical financial productivity can produce dramatically different outcomes in a sale process solely based on Structural Certainty. A company with clear financial reporting, transferable customer contracts, documented processes, stable employee incentives, and clean legal infrastructure presents less risk to an acquirer and can even attract multiple buyers, in addition to favorable terms.

2. Reinforcing the four pillars produces outsized returns.

Because the four pillars of Structural Certainty already exist within every business, reinforcing them requires little capital expenditure. Instead, the practice is simply about identifying and plugging leaks by creating systems where ambiguity currently exists. Time is the expense, but it is time well spent when the difference is a bigger bank account and peace of mind on the other side of closing.

The process begins with a Structural Certainty audit to identify where uncertainty exists across governance, contracts, personnel, and liability exposure before instability is recognized by potential buyers.

Governance is the first layer of Structural Certainty. Governance determines who makes decisions, how those decisions are made, how disputes are resolved, and how recordkeeping is organized and maintained. When the answers are repeatable and predictable, ambiguity is reduced, emotion is removed from decision making, and buyers can more easily predict and price outcomes.

Contract infrastructure forms the second pillar of structural certainty. Contracts contain the enforceable rights that produce predictable economic outcomes. Reusable templates with disciplined term structures, defined term flexibility, and broad transfer rights allow buyers to comfortably predict future cash flows and potential disputes that could arise post-closing.

Personnel alignment is the third critical component. Sellers must demonstrate that output is not concentrated around one or two key employees. Similarly, employment agreements, confidentiality protections, non-compete provisions, and retention incentives reduce the risk of operational disruption following a transaction. If a founder or key employee can step away for thirty days without a decrease in productivity, the business holds significant negotiating leverage.

Liability containment completes the structural framework. When the seller’s contracts consistently establish liability caps, well-structured indemnity provisions, insurance coverage, and precise contractual scopes, buyers can easily price future cash flows, minimizing the need for risk mitigation techniques.

3. Real World Application: Structural Certainty nearly doubles realized proceeds.

The following example illustrates how the Uncertainty Tax works in practice.

Consider a founder-owned service business generating $2 million in normalized EBITDA. A private equity group offers to acquire the company for $10 million, representing a 5x EBITDA multiple. On the surface, the transaction appears straightforward, and the seller is happy.

However, during due diligence the buyer identifies several areas of uncertainty:

1. a significant portion of revenue is tied to a small number of customers who do not have long-term service agreements (CONTRACT ISSUE);
2. key employees who manage client relationships do not have retention agreements or incentive plans in place (PERSONNEL ISSUE);
3. financial reporting is prepared internally and has never been independently reviewed (GOVERNANCE & OPERATIONS ISSUE); and
4. several vendor and customer agreements are informal or unsigned (LIABILITY ISSUE).

Despite the business appearing financially healthy, the buyer must ask why the uncertainties have not yet resulted in negative impacts to earnings. Because the buyer cannot predict when and how damaging these uncertainties will affect future cash flows, the buyer structures the transaction so that the seller continues to share the risk.

Of the $10 million purchase price:

1. $2 million is placed in escrow for 18 months to cover potential indemnification claims.
2. Another $3 million is structured as an earnout tied to revenue growth over the next two years.
3. A working capital adjustment reduces the closing payment by $500,000 based on the buyer’s calculation of normalized operating liquidity.

As a result, the founder receives only $4.5 million in immediate proceeds at closing. The remaining $5.5 million becomes contingent on future events.

Over the next two years, the business performs well but does not achieve the growth targets embedded in the earnout structure. The founder ultimately receives only $1.5 million of the $3 million earnout. A portion of the escrow is used to resolve minor post-closing disputes related to customer contracts.

What began as a $10 million transaction ultimately produces approximately $6 million in realized proceeds for the seller.

Importantly, this outcome does not necessarily mean the buyer acted unfairly or that the seller negotiated poorly. The deal simply reflected the buyer’s perception that unresolved structural risks could disrupt future cash flows.

The seller could have avoided that outcome had he properly prepared. Consider the same business two years earlier, before the seller entered the sale process, spoke with buyers, or entertained Term Sheets.

The seller could have employed the following strategies to reinforce the four pillars:

1. Reviewed then-current contracts to implement standardized, formal, and transferable agreements;
2. created employee retention incentives for key employees by aligning employees with long term growth and ownership of their roles;
3. strengthened financial reporting by having the proper independent professional review the books and records to align them with GAAP;
4. clarified operational processes by defining decision making policies and standardizing review and performance metrics; and
5. confirmed the business’s standalone viability by testing what would happen if the founder or a key employee disappeared for thirty days.

With these reinforcements, the company’s risk profile and buyer’s uncertainty would look very different. With fewer unresolved questions, the buyer would have less reason to rely on Uncertainty Taxes.

In the latter scenario, a $10 million offer is far more likely to translate into proceeds that closely resemble the negotiated price.

4. Establish Structural Certainty on your terms so you do not pay on someone else’s later.

The lesson is not that investors should be resisted or distrusted. Capital partners perform an important role in helping businesses grow and transition ownership. Sellers should understand that buyers respond to uncertainty with their own protections if the seller does not establish structure up front, needlessly reducing how much of the purchase price the seller ultimately receives.

The encouraging news is that the Uncertainty Tax is largely avoidable. By identifying and addressing structural vulnerabilities well before a capital event, business owners can significantly improve their negotiating leverage and the amount and timing of proceeds received.

For a founder who has spent years building a company, the goal isn’t a $10 million headline. The goal is getting as close to $10 million as possible into the bank account.