People · Operator

Jack Altman

Named in public records as an officer, director or promoter · active 2016–2025 · Other, Other Energy, Other Technology, Software / Tech

4
Companies
11
Filings
$438.5M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Degree, Inc.OtherSeries D+$283.6M$2.4B2016
Antares Nuclear, Inc.Other EnergySeries C$86.7M$284.0M2024
Verifiable Inc.Other TechnologySeries B$46.9M$306.1M2021
Copilot Labs, Inc. \ DESoftware / TechSeries B$21.2M$106.4M2025
Operator network

Jack Altman 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.

Jason Pressman · 13 companies · 1 sharedJason PressmanMiles Grimshaw · 3 companies · 1 sharedMiles GrimshawSandra Smith · 2 companies · 1 sharedSandra SmithEric Koslow · 1 companies · 1 sharedEric KoslowVince Hankes · 1 companies · 1 sharedVince HankesAlexander Hartz · 6 companies · 1 sharedAlexander HartzJordan Bramble · 1 companies · 1 sharedJordan BrambleJulia DeWahl · 1 companies · 1 sharedJulia DeWahlBrian Murray · 11 companies · 1 sharedBrian MurrayElina Cadouri · 1 companies · 1 sharedElina CadouriNicholas Macario · 1 companies · 1 sharedNicholas MacarioStephen Kline · 1 companies · 1 sharedStephen KlineVivekanand Rajkumar · 1 companies · 1 sharedVivekanand Rajkum…Will Su · 1 companies · 1 sharedWill SuAnker Bach Ryhl · 1 companies · 1 sharedAnker Bach RyhlMads Lunau Liechti · 1 companies · 1 sharedMads Lunau LiechtiDegree, Inc. · $283.6M raisedDegree, Inc.Antares Nuclear, Inc. · $86.7M raisedAntares Nuclear, Inc.Verifiable Inc. · $46.9M raisedVerifiable Inc.Copilot Labs, Inc. \ DE · $21.2M raisedCopilot Labs, Inc. \ …Jack AltmanJA
Jack Altman Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Jason Pressman113
Brian Murray111
Alexander Hartz16
Miles Grimshaw13
Sandra Smith12
Anker Bach Ryhl11
Julia DeWahl11
Jordan Bramble11
Stephen Kline11
Nicholas Macario11
Will Su11
Vivekanand Rajkumar11
Elina Cadouri11
Vince Hankes11
Mads Lunau Liechti11
Eric Koslow11

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.