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Marketplace Startup Investment Checklist: Growth / Pre-IPO Stage (2026)

This checklist covers 23 due diligence items for Marketplace startups at the Growth / Pre-IPO stage. Each item has been validated against institutional investor practice. DDR automates the majority of these checks from a single pitch deck PDF upload.

23 checklist items · 4 red flags automatically detected · See a sample DDR report

Growth / Pre-IPO Requirements

$10M+ ARR with clear path to $100M+
Profitability or credible path to profitability within 24 months
Category leadership: top 1–2 in defined market
CFO and board ready for public market scrutiny
Revenue quality: multi-year contracts, low churn, high NRR
Institutional governance: audit committee, independent board majority

Marketplace Sector

Liquidity metrics verified by category and geography
Take rate trend confirmed and stable
Bypass rate estimated through user interviews and transaction audit
Network effect evidence documented in cohort analysis
Worker classification legal opinion obtained
Key supplier concentration: top 10 suppliers < 20% of GMV

Deep Dive

Measure true liquidity: percentage of listings that result in transactions by category
Check bypass rate: survey samples of buyers/sellers about off-platform behavior
Review take rate trend: has it been stable, rising, or declining?
Assess network effect evidence in cohort and geographic data
Interview both supply and demand side users independently

Regulatory

Verify: Worker classification: gig economy platforms face ongoing IRS and state scrutiny on contractor vs. employee
Verify: Antitrust: dominant marketplaces face regulatory scrutiny on self-preferencing and exclusivity
Verify: Consumer protection: transaction guarantees, fraud liability, and dispute resolution obligations

OSINT Signals

Check: App Store / Play Store downloads and ratings trend
Check: Supply-side community forums (Reddit, Discord) for sentiment
Check: Google Trends for marketplace brand and category terms
DDR AUTOMATES THIS CHECKLIST

Upload a Marketplace startup pitch deck and DDR automatically completes 16+ of these 23 checklist items — sourcing data from 13 OSINT signals, benchmarking against 3 comparable companies, and detecting all 4 critical red flags.

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