Zach Coelius
Solo GPFounder & Managing Partner, Coelius Capital
Solo GP, serial entrepreneur, B2B seed investor
San Francisco, CA$200K–$1M checks3 notable investments
Pre-SeedSeedSeries A
Enterprise SaaSAIFintechDataDeveloper Tools
Background
Zach Coelius is a five-time entrepreneur turned solo GP at Coelius Capital, which he founded in 2015. He was previously founder and CEO of Triggit and gained his first $1B exit via an AngelList syndicate when GM acquired Cruise Automation. He invests in most industries outside crypto, deep tech, and biotech. Portfolio unicorns include Fireflies, Mercury, and Branch; 13+ acquisitions total.
Investment Thesis
Invest in validated weird ideas with strong founder conviction; B2B and B2B2C software with product-market fit signals; $200K–$1M checks at seed stage.
Investment Focus
Stages
Pre-SeedSeedSeries A
Typical check: $200K–$1M
Sectors
Enterprise SaaSAIFintechDataDeveloper Tools
Based in: San Francisco, CA (North America)
Notable Investments
Last updated: Jun 11, 2026