People · Operator

John D. Belkin

Named in public records as an officer, director or promoter · active 2010–2010 · Other Technology

1
Companies
1
Filings
$96.6M
Combined raised · real
Single
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Cologix Holdings, Inc.Other TechnologySeries C$96.6M$2.4B2010
Operator network

John D. Belkin at the center, the companies they're named on, and every other operator named alongside them — an interlock map of shared founding teams, boards and funds. Name-matched, so treat as a research lead.

John Siegel · 9 companies · 1 sharedJohn SiegelPatrick Hendy · 6 companies · 1 sharedPatrick HendyBrian Cox · 5 companies · 1 sharedBrian CoxGrant Van Rooyen · 2 companies · 1 sharedGrant Van RooyenHeidi B. Diemar · 1 companies · 1 sharedHeidi B. DiemarTodd Coleman · 1 companies · 1 sharedTodd ColemanCologix Holdings, Inc. · $96.6M raisedCologix Holdings, Inc.John D. BelkinJB
John D. Belkin Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

People named alongside John D. Belkin on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.

OperatorSharedTheir companies
John Siegel19
Patrick Hendy16
Brian Cox15
Grant Van Rooyen12
Todd Coleman11
Heidi B. Diemar11

People are matched by normalized name across records; a common name may merge distinct individuals. Treat as a research lead, the same way modeled valuations are directional, not quoted.