Sign in Sign up

Investors / $250K-$500K checks

Investors writing $250K-$500K checks

Browse angel investors and VCs on Signed who invest at this check size.

Matthew Osborn

Matthew Osborn

@osbornm

AI Biotech Climate / Clean Energy

Product

About
Blog
Contact
Learn
Investor directory
Privacy

Latest updates

Pitch Economics now track discounts
Notes on Markups
Financials for a startup pitch
Paint it black
Secure your investments with Passkeys

Social

Twitter
LinkedIn
Crunchbase

© 2026 countersigned, inc.