Our largest customer represents thirty-five percent of our revenue, and buyers are threatening to structure the deal as a heavy earnout because of this risk. How do we use our Accountability Chart and customer touchpoints to mitigate this concentration risk during negotiations?

Question

Tyler Smith · Accepted Answer

Customer concentration is one of the most common valuation killers, but it does not have to sink your deal or force you into a punitive earnout. If your largest customer accounts for thirty-five percent of your revenue, the buyer's main fear is that the customer will walk away once the founder exits. You must prove that the relationship is institutionalized and belongs to the company, not to you personally. First, review your Accountability Chart. If your name is listed as the primary account manager or key contact for this client, you must immediately transition those responsibilities to a capable team member who has GWC for that seat. Introduce this relationship manager to the client and step back from daily communications. This proves to the buyer that the client relationship is secure and runs independently of the owner. Second, secure long-term, multi-year contracts with this major customer. If possible, structure the agreement with change-of-control provisions that allow the contract to remain in place post-transaction. This directly mitigates the buyer's risk and prevents them from demanding a massive earnout to cover the potential loss. Finally, use your weekly Level 10 Meeting to track the health of this key account. Monitor client health metrics, such as net promoter scores or delivery milestones, on your weekly Scorecard. Presenting a documented history of institutional touchpoints and stable account metrics during due diligence reassures the buyer that the revenue is safe, allowing you to defend your valuation and secure more cash at close.