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About
Co-founder and managing partner with over 15 years of early-stage company experience as a CEO, venture investor, and board member, with expertise in finance, strategy, and business development.
Contact· self-published, not guessed
Deals · 1
Proof Technology, Inc.Board seat
via LegalTech · filed Dec 2025 · $20M raise
Attribution from SEC filings, press coverage, and firm rosters.
Colleagues at LegalTech
Frequently asked questions
- Who is Zach Posner?
- Co-founder and managing partner with over 15 years of early-stage company experience as a CEO, venture investor, and board member, with expertise in finance, strategy, and business development.
- Where does Zach Posner work?
- Zach Posner is Managing Partner & Co-Founder at LegalTech.
- What boards does Zach Posner sit on?
- Zach Posner holds tracked board seats at Proof Technology, Inc..
Founder mafias
Indiana University Bloomington mafia136
Also came through, then founded or led a company.
Babson College mafia124
Also came through, then founded or led a company.
LegalTech mafia3
Also came through, then founded or led a company.
About this profile. Compiled from public sources — LegalTech's own website, regulatory filings and public professional profiles — and summarised by Fundraising Fox; every fact is kept with where it came from. Spotted an error, or would rather not be listed? Email privacy@fundraisingfox.com · How we build profiles · Your rights