Building CapTrace — Cap table audit trail for Series A founders

The Problem Series A founders managing cap tables on spreadsheets hit a wall fast: formula errors blow up investor conversations, no audit trail exists for lawyers verifying option grants, and reformatting data for 409a providers introduces manual errors every cycle. The moment multiple people touch the spreadsheet, you've lost control of what's true. What I'm Thinking of Building CapTrace is a lightweight cap table platform built for founders who've outgrown spreadsheets but aren't ready for enterprise tools. It stores cap table state in structured, versioned data (not formulas), automatically generates audit logs showing who changed what and when, and exports clean SAFE/409a-ready CSVs in one click. Includes built-in QSBS tracking and exercise window records so compliance data is always audit-ready. Who It's For Series A/B founders (roles: CEO, CFO, COO) at 50–500 person startups in tech/biotech. Sweet spot: founders who've just hired their first finance/operations person and realize