People · Operator

Stephen E. O'Neil

Named in public records as an officer, director or promoter · active 2012–2012 · Other Health Care

1
Companies
1
Filings
$133.7M
Combined raised · real
Single
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Alphatec Holdings, Inc.Other Health CareSeries C$133.7M$608.7M2012
Operator network

Stephen E. O'Neil 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.

John Foster · 10 companies · 1 sharedJohn FosterJames L.L. Tullis · 6 companies · 1 sharedJames L.L. TullisDonald Williams · 4 companies · 1 sharedDonald WilliamsJohn H. Foster · 4 companies · 1 sharedJohn H. FosterDavid H. Mowry · 3 companies · 1 sharedDavid H. MowryJeffrey G. Black · 3 companies · 1 sharedJeffrey G. BlackLeslie Cross · 3 companies · 1 sharedLeslie CrossMichael Plunkett · 3 companies · 1 sharedMichael PlunkettBrian Snider · 2 companies · 1 sharedBrian SniderDavid A. Williams · 2 companies · 1 sharedDavid A. WilliamsDavid Mowry · 2 companies · 1 sharedDavid MowryDonald A. Williams · 2 companies · 1 sharedDonald A. WilliamsJeff Black · 2 companies · 1 sharedJeff BlackJeffrey Rydin · 2 companies · 1 sharedJeffrey RydinPatrick S. Miles · 2 companies · 1 sharedPatrick S. MilesPeter Wulff · 2 companies · 1 sharedPeter WulffQuentin Blackford · 2 companies · 1 sharedQuentin BlackfordSiri S. Marshall · 2 companies · 1 sharedSiri S. MarshallTerry M. Rich · 2 companies · 1 sharedTerry M. RichWilliam Patrick Ryan · 2 companies · 1 sharedWilliam Patrick R…Brian R. Snider · 1 companies · 1 sharedBrian R. SniderBrian W. Snider · 1 companies · 1 sharedBrian W. SniderAlphatec Holdings, Inc. · $133.7M raisedAlphatec Holdings, In…Stephen E. O'NeilSO
Stephen E. O'Neil Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
John Foster110
James L.L. Tullis16
Donald Williams14
John H. Foster14
Leslie Cross13
Michael Plunkett13
David H. Mowry13
Jeffrey G. Black13
Siri S. Marshall12
Patrick S. Miles12
David Mowry12
Jeffrey Rydin12
Brian Snider12
William Patrick Ryan12
David A. Williams12
Quentin Blackford12
Peter Wulff12
Terry M. Rich12
Donald A. Williams12
Jeff Black12

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.