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.406 Ventures

406ventures.com · Boston, Massachusetts · founded 2005 · team 5 · Seed to Series B+, $2M - $5M average check size · trust 0/4

We go further together — partner for early-stage companies with home run potential. Selective firm investing where it has an unfair advantage, running a company-creation platform with 22 EIRs and a 90+ C-suite council delivering market insights to healthcare, data+AI and cybersecurity.

This dossier was built by Clark from a public scan on 2026-07-04 and is unclaimed. Is this your startup? Claim it.

Verified facts

Firm name.406 Ventures
source: https://www.406ventures.com
Investment thesis/focusWe go further together — partner for early-stage companies with home run potential. Selective firm investing where it has an unfair advantage, running a company-creation platform with 22 EIRs and a 90+ C-suite council delivering market insights to healthcare, data+AI and cybersecurity.
source: https://www.406ventures.com, https://www.vcsheet.com/fund/406-ventures-fund
Office locationBoston, Massachusetts
source: https://www.406ventures.com/contact/, https://www.vcsheet.com/fund/406-ventures-fund
Year founded2005
source: https://www.406ventures.com/about-406/, https://www.linkedin.com/company/.406-ventures
Number of partners/investors5
source: https://www.406ventures.com/people/ (Liam Donohue MP, Graham Brooks P, Payal Agrawal Divakaran P, Greg Dracon P, Trip Hofer VP)
Investment stages and check sizesSeed to Series B+, $2M - $5M average check size
source: https://www.vcsheet.com/fund/406-ventures-fund
Founding/managing partnersLarry Begley, Maria Cirino, Liam Donohue
source: https://www.406ventures.com/about-406/ (In late 2005, Larry Begley, Maria Cirino, and Liam Donohue set out to build a venture firm...)
Legal entity typeLLC general partner structure ('406 Ventures I GP, LLC' is general partner)
source: https://www.sec.gov (EDGAR filing snippet: '406 Ventures I GP, LLC is the general partner of Ventures GP')
Public email address on firm domaincontact@406ventures.com
source: https://www.406ventures.com/contact/, https://www.vcsheet.com/fund/406-ventures-fund

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