People · Operator

Jack Howard Sinclair

Named in public records as an officer, director or promoter · active 2015–2015 · Other Technology

1
Companies
1
Filings
$64.3M
Combined raised · real
Single
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Stack Exchange, Inc.Other TechnologySeries C$64.3M$1.3B2015
Operator network

Jack Howard Sinclair 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.

Avram Joel Spolsky · 2 companies · 1 sharedAvram Joel SpolskyMichael Howard Pryor · 2 companies · 1 sharedMichael Howard Pr…Anil Howard Dash · 1 companies · 1 sharedAnil Howard DashBrad Howard Burnham · 1 companies · 1 sharedBrad Howard Burnh…Jeff Howard Szczepanski · 1 companies · 1 sharedJeff Howard Szcze…Neil Howard Rimer · 1 companies · 1 sharedNeil Howard RimerStack Exchange, Inc. · $64.3M raisedStack Exchange, Inc.Jack Howard SinclairJS
Jack Howard Sinclair Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Michael Howard Pryor12
Avram Joel Spolsky12
Brad Howard Burnham11
Anil Howard Dash11
Neil Howard Rimer11
Jeff Howard Szczepanski11

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.