Mordechai Hartman

Founder and Principal of Hartman Venture Advisors PLLC. More than a decade advising venture funds, founders, and dealmakers.

  • Formerly at Gunderson Dettmer & Lowenstein Sandler
  • Harvard Law JD

By the Numbers

6 billion dollars or more
Aggregate transaction value

Value of transactions on which the firm has served as principal counsel to founders, funds, or LPs.

one hundred or more
Financings, secondaries & M&A advised

Across seed to growth stage: priced rounds, structured secondaries, and strategic exits.

ten
Marquee venture funds represented

Including a16z, Tiger, Insight, Altimeter, Dragoneer, Thrive, and Addition.

Background

A continuous record across seed-through-growth venture transactions, at two of the country’s leading venture practices before founding Hartman Venture Advisors.

  • J.D. from Harvard Law School with a focus on corporate and securities law.

  • Began his career at Lowenstein Sandler advising emerging-company financings and venture-fund formations across seed-stage founders and institutional GPs.

  • Practiced seven years at Gunderson Dettmer, one of the country's pre-eminent venture practices, advising category-defining companies through priced rounds, secondaries, and exits.

  • Founded Hartman Venture Advisors in 2024 as a boutique New York practice built on the premise that consequential transactions deserve senior attention, end to end.

  • Over $6B in aggregate transaction value across financings, fund formations, secondaries, and M&A.

  • Represented marquee venture funds including a16z, Tiger Global, Insight, Altimeter, Dragoneer, Thrive, and Addition.

  • Advised category-defining companies including Anthropic, OpenAI, SpaceX, Anduril, Meta, Ramp, Notion, and Scale.