GlossaryDiligenceCustomer Reference Calls
DiligenceCommercial

Customer Reference Calls

Also known as: Customer reference calls, diligence customer interviews

Buyer-initiated phone calls to the seller's customers during diligence. Tests whether revenue is real, relationships transfer, and customers were prepared — or whether the call is how they find out.

During diligence, the buyer's commercial team sends the seller a list of customer names and asks to schedule reference calls. These calls answer three questions. First, whether the revenue is real — the customer's version should match the seller's data. Second, whether the relationship transfers — the buyer listens for whether the customer describes the relationship as institutional or personal. Third, whether the customer was surprised to learn the business is being sold. Surprise is a finding. An unprepared customer who hears the news for the first time from the buyer's analyst is a flight risk. The founder who introduces second points of contact on top accounts, formalizes the service narrative, and papers every relationship before the deal starts turns reference calls into confirmations. The founder who hasn't done that work discovers the gap when the buyer's analyst calls eight customers and three of them didn't know anything was happening.

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