Investor · San Francisco, CA

Mark Heinen

Open Mark in the network graph →

Filings

8

SEC Form D

Connections

68

co-filers

Capital

$8.6M

across filings

Active

Mar 2022

to Jul 2025

Most-connected co-filers (68)

Richard Carmona · San Francisco, CA8 shared Geoffrey Parker · San Francisco, CA8 shared Frank Karbe · San Francisco, CA6 shared Andrew Armanino · San Francisco, CA6 shared David Perry · San Francisco, CA4 shared Michael Clancy · London, United Kingdom4 shared Richard Kim · Brooklyn, NY4 shared Elder Granger · Denver, CO4 shared Mark Berman · San Francisco, CA4 shared Pramal Patel · London, United Kingdom4 shared Erin Parks · Carlsbad, CA4 shared Kristin Wynholds · San Francisco, CA4 shared Charles Leahy · London, United Kingdom4 shared Kristina Saffran · Carlsbad, CA4 shared Laura Veroneau · Carlsbad, CA4 shared Mary Ann Tocio · West Chester, PA4 shared Jon Lim · NEW YORK, NY4 shared Jacob Haendel · Brooklyn, NY4 shared Maureen Sullivan · Carlsbad, CA3 shared Nikia Bergan · Carlsbad, CA3 shared Brandon Maier · Redondo Beach, CA3 shared Holly Maloney · Carlsbad, CA3 shared Jay Wuellner · Carlsbad, CA3 shared Ron Zwanziger · London, United Kingdom3 shared

Recent filings (8)

Equip Health, Inc.Jul 2025 · 32 co-filers$46.6M Equip Health, Inc.Apr 2024 · 26 co-filers$35.0M Equip Health, Inc.Sep 2023 · 25 co-filers$20.0M Better Therapeutics, Inc.Aug 2023 · 29 co-filers$2.1M Better Therapeutics, Inc.Apr 2023 · 29 co-filers$6.5M EnviroMetal Technologies Inc.Apr 2022 · 22 co-filers$2.2M Equip Health, Inc.Mar 2022 · 16 co-filers$58.1M EnviroMetal Technologies Inc.Mar 2022 · 22 co-filers$2.2M

Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Mark in the interactive graph →