Search fund diligence has a constraint most M&A advice ignores: the searcher personally pays for broken-deal costs, or burns limited search capital on them. Sequencing diligence so cheap questions get answered before expensive workstreams start is not just good practice, it is survival.
This checklist organizes the standard searcher diligence workstreams from LOI to close, in the order that kills bad deals early and cheaply.
The sequencing principle
Run diligence in cost order, not curiosity order. Verify the revenue and customer story with data you can get for free before commissioning a quality of earnings review. Confirm licensing and lease assignability before paying legal to draft. Every workstream below is staged so a deal-killer found in one stage stops spend on the next.
Stage 1: Financial verification
- Three to five years of financial statements and tax returns, reconciled
- Monthly P&L for trailing 24 months to see seasonality and trends
- Bank statements sampled against reported revenue
- Revenue by customer for concentration analysis
- Add-back schedule with documentation for each adjustment
- Working capital history and a target for the purchase agreement
Stage 2: Commercial and operational diligence
- Customer interviews or surveys where the seller permits
- Contract review: assignability, terms, renewal, and termination clauses
- Supplier dependence and key vendor terms
- Owner dependence audit: what only the seller can do today
- Employee census, key-person risk, and retention plans
- Systems and process documentation quality
Stage 3: Confirmatory diligence (the paid stage)
This is where the SBA lender's own checklist merges with yours: expect the lender to require the QoE or a reviewed financial package, verified licenses, assigned leases, and insurance evidence before commitment.
- Quality of earnings review from a QoE provider
- Legal diligence: corporate records, litigation, liens, IP, compliance
- Insurance review and benefits liabilities
- Environmental or industry-specific reviews where relevant
- Lender-required appraisals and field exams
Running the checklist in a data room
From LOI onward, the searcher is coordinating the seller, a QoE team, an attorney, and a lender, all requesting overlapping documents on different timelines. A data room with per-group permissions keeps each party seeing exactly their slice, and the request list becomes a folder index instead of an email thread.
Searchers typically keep the room live for 3 to 6 months through closing, which is why flat monthly pricing, the model Papermark uses, fits this process better than per-deal enterprise quotes.
Next steps
FAQ
How long does search fund due diligence take?
Typically 90 to 180 days from LOI to close, with SBA-financed deals at the longer end because lender underwriting runs as its own parallel workstream.
How much does search fund diligence cost?
Confirmatory diligence commonly runs $50K to $150K+ across QoE, legal, and lender requirements, which is exactly why cheap verification stages should come first.
What kills search fund deals most often?
Customer concentration discovered late, earnings that fail QoE verification, unassignable contracts or leases, and owner dependence the searcher cannot replace.
Do searchers need a data room during diligence?
Yes, from LOI onward. Coordinating seller documents across a QoE team, attorney, and lender without a permissioned room reliably costs weeks of timeline.