Po Bronson is a General Partner at SOSV and Managing Director of SOSV SF. He is a science journalist and author with a background in economics and finance.








At firms with a similar stage, sector and check size.



One email when Po's firm raises a fund, adds a partner or shows new activity.

Raising a pre-seed or seed round? We write $1M to $5M first checks and help founders with distribution. A partner reads every deck.
Send your deckPo Bronson is a General Partner at SOSV and Managing Director of SOSV SF. He is a science journalist and author with a background in economics and finance.
Po Bronson invests through SOSV, which writes checks of $500K to $1M at pre-seed.
A warm intro from a founder SOSV backed works best. A short LinkedIn note with one line on traction is the next best route.
Credit Suisse; Arthur Andersen; Futurist at Attention Span Media; Managing Director at SOSV SF; Credit Suisse; Arthur Andersen.
Last updated 2026-10-15. Is this you? Ask for a correction.