Jeffrey Klunzinger photo
Investor profile

Jeffrey Klunzinger

Co-Founder and General Partner, OS Fund

About

Jeff Klunzinger is a co-founder of OS Fund who brings an unusual background as a former family office CFO and CPA, having led West Family Investments through difficult financial periods before moving into deeptech venture capital. He focuses on science advancements fundamental to humanity's future and has built a concentrated track record backing industrial biotech companies like enzyme-engineering firms Arzeda and Lygos through multiple funding rounds. Jeff Klunzinger is a co-founder of OS Fund who brings an unusual background as a former family office CFO and CPA, having led West Family Investments through difficult financial periods before moving into deeptech venture capital. He focuses on science advancements fundamental to humanity's future and has built a concentrated track record backing industrial biotech companies like enzyme-engineering firms Arzeda and Lygos through multiple funding rounds.

Works at

Investment focus

Stages
Pre-Seed
Seed
Series A
Sectors
BioTech
AI
Health
Materials
Food
Ag

Investment details

Avg check size$1M - $2M
Can lead rounds
No
Geographies
USA