People · Operator

David Colby Holtzman

Named in public records as an officer, director or promoter · active 2009–2009 · Other Technology

1
Companies
2
Filings
$5.0M
Combined raised · real
Single
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
CloudTalk Inc.Other TechnologySeed$5.0M$128.2M2009
Operator network

David Colby Holtzman 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.

David Colby Hayden · 1 companies · 1 sharedDavid Colby HaydenKenneth Colby Leonard · 1 companies · 1 sharedKenneth Colby Leo…Mark Colby Brandin · 1 companies · 1 sharedMark Colby BrandinCloudTalk Inc. · $5.0M raisedCloudTalk Inc.David Colby HoltzmanDH
David Colby Holtzman Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Kenneth Colby Leonard11
Mark Colby Brandin11
David Colby Hayden11

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.