Zach Coelius
InvestorManaging Partner at Coelius Capital
San Francisco, California
Writes $200K – $1M checks · typically $1M
About
Zach Coelius, a four-time founder–turned solo GP and unicorn whisperer after early backing of Cruise (acquired by GM), invests qualitatively and acts fast as a lead angel on contrarian bets.
Zach Coelius @zachcoelius
Gods work. https://t.co/EJD2OeHEdy
Aug 2, 2026 · ♥ 6
Zach Coelius @zachcoelius
Imagine if it was legal to do this in SF? https://t.co/C4F5sRhu84
Jul 28, 2026 · ♥ 93 · ⇄ 6
Zach Coelius @zachcoelius
It is clear why Bernard Arnault is such a winner. Reminds of Bezos's letter to National Enquirer. https://t.co/znuRH4tpjO



Jul 27, 2026 · ♥ 810 · ⇄ 42
Invests in
AI & Machine LearningData & InfrastructureEnterprise SoftwareFintechSaaS
Experience
- Coelius CapitalManaging Partnercurrent2015 — presentSan Francisco Bay Area
- Various Early Stage StartupsAdvisorcurrent2005 — present
- Branch MetricsAdvisorcurrent2014 — present
- ApprenteInvestor2017 — 2019
- McKinsey & CompanySenior Advisor2017 — 2019
- HelloSignAdvisor and Investor2011 — 2019
- LiveRamp, An Acxiom CompanySpecial Advisor2016 — 2017
- Cruise Automation, Inc.Investor2015 — 2016
- TriggitCEO2005 — 2015
- Votes for StudentsExecutive Director2001 — 2005
- Coelius EnterprisesCEO1998 — 2005
Education
- University of LimerickMasters, International/Global Studies
- University of Minnesota
Skills & more
+12 more
RTBAd ExchangesDemand Side PlatformFacebookDigital StrategyWeb AnalyticsStrategic PartnershipsDigital MarketingGoogle AdwordsGoogle AnalyticsMobile MarketingBehavioral TargetingFrom Zach's professional profile.
Same school
Also attended University of Limerick15
+ 9 more
Also attended University of Minnesota90
+ 84 more
Shared employers
Also worked at Branch Metrics8
+ 2 more
Also worked at Apprente1
Also worked at McKinsey & Company1,203
+ 1,197 more
Deals · 13
UpflexBoard seat
via Coelius Capital · filed Apr 2024 · $6.9M raise
JOBOXSolo GP
via Coelius Capital · filed Mar 2017
BooksySolo GP
via Coelius Capital
BranchSolo GP
via Coelius Capital
ClubhouseSolo GP
via Coelius Capital
CruiseSolo GP
via Coelius Capital
HellosignSolo GP
via Coelius Capital
MercurySolo GP
via Coelius Capital
mParticleSolo GP
via Coelius Capital
OneSignalSolo GP
via Coelius Capital
Wunderkind Corp.Solo GP
via Coelius Capital
FesticketSolo GP
via Coelius Capital
HudsonMXSolo GP
via Coelius Capital
Attribution from SEC filings, press coverage, and firm rosters. Some rows are inferred. Not right? Tell us.
Network5
Investors connected to Zach in public investor directories — a warm-intro map.























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