Due Diligence ChecklistsLegalTech › Series B

LegalTech Startup Investment Checklist: Series B Stage (2026)

This checklist covers 20 due diligence items for LegalTech startups at the Series B stage. Each item has been validated against institutional investor practice. DDR automates the majority of these checks from a single pitch deck PDF upload.

20 checklist items · 2 red flags automatically detected · See a sample DDR report

Series B Requirements

$3M–$15M ARR with >100% YoY growth
Proven sales motion: full quota-carrying team with attainment data
Expansion into new segments or geographies underway
Net Revenue Retention consistently above 110%
Gross margin expansion visible in historical data
Clear path to profitability or capital efficiency

LegalTech Sector

UPL legal opinion obtained for all operating states
Accuracy validation on independent test set documented
Law firm customer references completed
Data security and privilege protection architecture reviewed

Deep Dive

UPL risk assessment by state for the product
Accuracy validation on independent document test sets
Attorney customer references
Data security for sensitive legal documents

Regulatory

Verify: Unauthorized practice of law in 50+ US jurisdictions
Verify: Attorney-client privilege implications of cloud document storage
Verify: Bar association ethics rules on AI use in legal practice

OSINT Signals

Check: State bar association guidance on AI legal tools
Check: G2 and Capterra ratings from law firm customers
Check: LinkedIn team: number of attorneys on product team
DDR AUTOMATES THIS CHECKLIST

Upload a LegalTech startup pitch deck and DDR automatically completes 14+ of these 20 checklist items — sourcing data from 13 OSINT signals, benchmarking against 2 comparable companies, and detecting all 2 critical red flags.

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