People · Operator

Mark Headrick

Named in public records as an officer, director or promoter · active 2018–2019 · Medical Devices, Other Health Care

2
Companies
3
Filings
$3.1M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Surgical Information Sciences, Inc.—Medical DevicesSeed$2.6M$27.4M2018
Owl Navigation, Inc.—Other Health CarePre-Seed$472K$14.5M2019
Operator network

Mark Headrick 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 Bullock · 6 companies · 2 sharedJames BullockJon Salveson · 5 companies · 2 sharedJon SalvesonBrad Swatfager · 4 companies · 2 sharedBrad SwatfagerGuillermo Sapiro · 2 companies · 2 sharedGuillermo SapiroNoam Harel · 2 companies · 2 sharedNoam HarelSurgical Information Sciences, Inc. · $2.6M raisedSurgical Information …Owl Navigation, Inc. · $0.5M raisedOwl Navigation, Inc.Mark HeadrickMH
Mark Headrick Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
James Bullock26
Jon Salveson25
Brad Swatfager24
Noam Harel22
Guillermo Sapiro22

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.