The No. 1 deal killer when selling a business

Most business owners assume deals fall apart because buyers cannot secure financing or because market conditions suddenly shift. In reality, many small and midsize business exits fail for a simpler reason: Buyers lose confidence in the financials.

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Krishna Abburi

The numbers may look strong on the surface, but once buyers dig deeper, inconsistencies, informal practices, or unclear assumptions often appear. When that happens, valuation drops quickly or the deal dies altogether.

This issue is more common than owners realize. Industry data suggests only 20-30% of businesses that go to market actually sell, meaning most never complete a transaction. A large share of those failures happen during financial due diligence, when buyers move beyond summary reports and start validating earnings.

When a profitable business fails to sell

Consider a common lower middle market scenario. An insurance agency generates roughly $5 million in annual revenue and reports $800,000 in EBITDA. The owner expects strong buyer interest and a premium valuation. Early conversations go well. During diligence, buyers discover personal expenses flowing through the business, inconsistent revenue recognition practices, and one customer representing more than one-third of total revenue.

None of these issues alone would necessarily kill a deal. Together, they create uncertainty. The business remains profitable, but buyers struggle to confidently project future performance. Deals rarely fail because the business lacks revenue or customers. They fail because risk becomes difficult to measure.

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How buyers evaluate financial risk

Buyers are not purchasing last year’s profits. They are purchasing confidence profits will continue after ownership changes. When financials require extensive explanation, buyers begin to question sustainability. They may assume earnings are overstated, expenses are understated, or customer relationships are too owner-dependent. Even if those assumptions are incorrect, uncertainty alone leads to valuation discounts. That is why sophisticated buyers focus less on headline EBITDA and on how EBITDA is generated, adjusted, and supported.

Where buyers look first

Many owners believe buyers start with growth projections or market opportunities. In practice, experienced buyers usually start with financial reliability. They evaluate cash flow quality, revenue consistency, working capital needs, and balance sheet accuracy. They want to confirm that reported earnings align with actual cash generation, revenue is diversified and repeatable, and assets and liabilities are properly recorded.

Why this issue is now more common

Today’s buyers are more disciplined and data-driven than ever. Private equity firms, search funds, and strategic acquirers increasingly rely on third-party firms to perform quality-of-earnings analyses. Poor diligence preparation is consistently cited as a major contributor to failed M&A. When issues surface late in a deal process, negotiations become strained and price reductions become likely. At the same time, many business owners are nearing retirement age. Without early financial preparation, otherwise strong businesses risk failing to sell simply because they are not diligence-ready.

What successful sellers do differently

Owners who complete successful exits treat financial reporting as a strategic asset, not just a tax requirement. They maintain accrual-based financial statements, separate personal and business expenses, reconcile balance sheet accounts regularly, and document key accounting policies. Just as importantly, they review financials with advisors who understand transaction standards, not just compliance reporting.

Final thought

Strong profits attract buyers. Credible numbers close deals.

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Businesses that invest early in financial clarity consistently achieve smoother transactions and stronger valuations. The difference between a successful sale and a failed process is often not the business itself. It is whether the numbers tell a story buyers can trust.

Krishna Abburi is senior transaction advisory services at Citrin Cooperman Advisors, which has a Worcester office.

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