People · Operator

Siri S. Marshall

Named in public records as an officer, director or promoter · active 2011–2012 · Other Health Care

2
Companies
4
Filings
$197.8M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Alphatec Holdings, Inc.Other Health CareSeries C$133.7M$608.7M2012
BioHorizons, Inc.Other Health CareSeries C$64.1M$34.3M2011
Operator network

Siri S. Marshall 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 WilliamsDavid 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 BlackfordTerry M. Rich · 2 companies · 1 sharedTerry M. RichWilliam Patrick Ryan · 2 companies · 1 sharedWilliam Patrick R…John H. Foster · 4 companies · 2 sharedJohn H. FosterTom C Davis · 2 companies · 1 sharedTom C DavisAndrea G. McCaskey · 1 companies · 1 sharedAndrea G. McCaskeyBarry G. Thornton · 1 companies · 1 sharedBarry G. ThorntonAlphatec Holdings, Inc. · $133.7M raisedAlphatec Holdings, In…BioHorizons, Inc. · $64.1M raisedBioHorizons, Inc.Siri S. MarshallSM
Siri S. Marshall Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
John H. Foster24
John Foster110
James L.L. Tullis16
Donald Williams14
Leslie Cross13
David H. Mowry13
Michael Plunkett13
Jeffrey G. Black13
Patrick S. Miles12
Jeffrey Rydin12
David Mowry12
David A. Williams12
Donald A. Williams12
Brian Snider12
Terry M. Rich12
Peter Wulff12
Tom C Davis12
Quentin Blackford12
William Patrick Ryan12
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.