BuyerQual / Guides / Due diligence documents

The Documents Buyers Ask For When Buying a Small Business

By the BuyerQual team. Based on firsthand experience selling a business on BizBuySell.

Short answer: a serious buyer will eventually want three years of financial statements, three years of tax returns, the lease, all material contracts, an equipment list, staffing overview, and licenses, followed by customer-level and employee-level detail late in the process. The list itself is standard; what separates protected sellers from exposed ones is when each document is shared. Everything below is tagged with its correct stage.

How should you stage disclosure?

Two gates define the timeline. Gate one is a signed NDA from a verified buyer: nothing below moves before it. Gate two is a signed letter of intent (LOI): the genuinely sensitive material waits for it. In the lists below, Dataroom means share after the NDA, in your permissioned folder; Post-LOI means share only once an accepted offer is in writing.

Financial documents

• Profit and loss statements, last 3 years plus year-to-date Dataroom
• Balance sheets, same periods Dataroom
• Seller's discretionary earnings (SDE) schedule with add-backs Dataroom
• Business tax returns, last 3 years Dataroom
• AR and AP aging summaries Dataroom
• Monthly revenue by customer or account Post-LOI
• Bank statements for revenue verification Post-LOI

Buyers and their lenders treat tax returns as ground truth and will reconcile your P&L against them, so mismatches you can explain now are better explained in a note in the dataroom than discovered by a lender later.

Legal and premises

• Current lease with all amendments and assignment terms Dataroom
• Material contracts: suppliers, recurring customers, equipment leases, franchise agreements Dataroom
• Licenses, permits, and certifications Dataroom
• Entity documents and ownership structure Dataroom
• Any litigation history or open disputes Post-LOI

Operations and people

• Equipment and asset list with age and condition Dataroom
• Org chart with roles, tenure, and hours (no names needed yet) Dataroom
• Inventory summary, if relevant Dataroom
• Employee names, compensation, and agreements Post-LOI
• Customer list with names and contacts Post-LOI
• Standard operating procedures and anything resembling a trade secret Post-LOI

Why does the staging matter so much?

Because the post-LOI items are the ones that hurt if they leak. A competitor with your P&L is a nuisance; a competitor with your customer list and your key employee's compensation is a crisis. Since you cannot know with certainty that any early-stage buyer is not a competitor, the sensitive tier waits until a buyer has put a signed offer, and usually an earnest deposit, on the table. The red flags guide covers the buyers this protects you from, and the confidentiality guide covers the rest of the leak surface.