Ledger.
Investor · South Burlington, VT

Dean Kamen

Open Dean in the network graph →
Filings
13
SEC Form D
Connections
65
co-filers
Capital
$1.2B
across filings
Active
Apr 2022
to Aug 2025

Most-connected co-filers (65)

Kyle Clark · South Burlington, VT9 sharedCharles Davis · LOS ALTOS, CA6 sharedMartine Rothblatt · South Burlington, VT6 sharedDavid M. Churchill · Baltimore, MD6 sharedElizabeth Hambrecht · New York, NY5 sharedTyson Anderson · Storden, MN5 sharedJ. K. Lanier · Raleigh, NC3 sharedLance Denardin · Shelton, CT3 sharedTrevor Mccaw · Shelton, CT3 sharedJoe Lonsdale · San Francisco, CA3 sharedNeil Shah · Shelton, CT3 sharedJames Mcconville · South Burlington, VT3 sharedMike Stone · South Burlington, VT3 sharedSean Donovan · Miami, FL3 sharedReade E. Griffith · Grand Cayman, Cayman Islands3 sharedMaxim Budyansky · Shelton, CT3 sharedBrian Dunkiel · South Burlington, VT3 sharedJohn Abele · South Burlington, VT3 sharedGregory D. Bonifield · Raleigh, NC3 sharedRobert Q. King · Dallas, TX2 sharedNatalya Michaels · NEW YORK, NY2 sharedMaxime Fortin · Grand Cayman, Cayman Islands2 sharedBlain Newton · South Burlington, VT2 sharedAlan Bozian · Grand Cayman, Cayman Islands2 shared

Recent filings (13)

BETA Technologies, Inc.Sep 2025 · 22 co-filers$500.0MBETA Technologies, Inc.Sep 2025 · 22 co-filers$500.0MBeta Technologies Inc.Aug 2025 · 12 co-filers$475.0MBeta Technologies Inc.Nov 2024 · 14 co-filers$398.4MBeta Technologies Inc.Apr 2022 · 8 co-filers$415.0MAVITUS ORTHOPAEDICS, INC.Sep 2021 · 15 co-filers$5.0MBeta Technologies Inc.May 2021 · 14 co-filers$425.6MBeta Technologies Inc.Apr 2021 · 14 co-filers$333.9MAVITUS ORTHOPAEDICS, INC.Sep 2020 · 14 co-filers$250KSPF FIV5 (Lux) SCSpAug 2020 · 10 co-filersAVITUS ORTHOPAEDICS, INC.Jun 2020 · 14 co-filers$1.1MSPF FIV4 (Lux) SCSpJun 2020 · 10 co-filersSEGWAY INCApr 2009 · 6 co-filers$40KPOWERSPAN CORPMar 2009 · 11 co-filers$7.0M

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