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.