People · Operator

John R. Springrose

Named in public records as an officer, director or promoter · active 2013–2013 · Other Technology

1
Companies
1
Filings
$2.4M
Combined raised · real
Single
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
InDimension3, LLCOther TechnologySeed$2.4M$81.8M2013
Operator network

John R. Springrose 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.

James R. Griffiths · 5 companies · 1 sharedJames R. GriffithsChristopher R. Debbas · 1 companies · 1 sharedChristopher R. De…David R. Tribbett · 1 companies · 1 sharedDavid R. TribbettDetlef R. Schlieper · 1 companies · 1 sharedDetlef R. Schliep…Geoffrey D. Warrell · 1 companies · 1 sharedGeoffrey D. Warre…Jeffrey R. Christiana · 1 companies · 1 sharedJeffrey R. Christ…InDimension3, LLC · $2.4M raisedInDimension3, LLCJohn R. SpringroseJS
John R. Springrose Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
James R. Griffiths15
David R. Tribbett11
Jeffrey R. Christiana11
Geoffrey D. Warrell11
Detlef R. Schlieper11
Christopher R. Debbas11

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.