People · Operator

James J. Brennan

Named in public records as an officer, director or promoter · active 2011–2011 · Other

1
Companies
1
Filings
$937K
Combined raised · real
Single
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Op4G, Inc.OtherPre-Seed$937K$9.7M2011
Operator network

James J. Brennan 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.

Patrick Quirk · 3 companies · 1 sharedPatrick QuirkIAN ROGERS · 2 companies · 1 sharedIAN ROGERSMichael Simchik · 2 companies · 1 sharedMichael SimchikDaniel Bukowski · 1 companies · 1 sharedDaniel BukowskiFrank Nappo · 1 companies · 1 sharedFrank NappoIan J. Rogers · 1 companies · 1 sharedIan J. RogersJames J. Mountjoy · 1 companies · 1 sharedJames J. MountjoyJames Mountjoy · 1 companies · 1 sharedJames MountjoyKarl Swanson · 1 companies · 1 sharedKarl SwansonRonald Armstrong · 1 companies · 1 sharedRonald ArmstrongTimothy Gerdeman · 1 companies · 1 sharedTimothy GerdemanTimothy J. Gerdeman · 1 companies · 1 sharedTimothy J. Gerdem…Op4G, Inc. · $0.9M raisedOp4G, Inc.James J. BrennanJB
James J. Brennan Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Patrick Quirk13
IAN ROGERS12
Michael Simchik12
Ronald Armstrong11
Ian J. Rogers11
James J. Mountjoy11
Karl Swanson11
Timothy Gerdeman11
James Mountjoy11
Frank Nappo11
Daniel Bukowski11
Timothy J. Gerdeman11

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.