People · Operator

Henry A. Plain

Named in public records as an officer, director or promoter · active 2010–2023 · Other Health Care, Other Technology, Healthtech

5
Companies
13
Filings
$788.2M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
EarLens CorpOther Health CareSeries C$287.1M$55.5M2014
Moximed, IncOther Health CareSeries C$187.8M$499.3M2015
Nuvaira, Inc.Other Health CareSeries C$177.8M$191.7M2013
TWELVE, Inc.Other TechnologySeries B$88.8M$1.1B2010
Claret Medical, Inc.HealthtechSeries B$46.7M$525.6M2014
Operator network

Henry A. Plain 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.

Michael Lee · 15 companies · 1 sharedMichael LeeJames Eadie · 6 companies · 1 sharedJames EadieCsaba Truckai · 7 companies · 1 sharedCsaba TruckaiRodney Perkins · 6 companies · 1 sharedRodney PerkinsSteven A. Elms · 5 companies · 1 sharedSteven A. ElmsWilliam Facteau · 5 companies · 1 sharedWilliam FacteauHenry A. Plain, Jr. · 7 companies · 3 sharedHenry A. Plain, J…Christopher Gleason · 35 companies · 1 sharedChristopher Gleas…Ryan Drant · 24 companies · 1 sharedRyan DrantJohn Nehra · 11 companies · 1 sharedJohn NehraJoshua Makower · 10 companies · 1 sharedJoshua MakowerRobert W. Croce · 7 companies · 1 sharedRobert W. CroceRobert K. Anderson · 6 companies · 1 sharedRobert K. AndersonDavid Amerson · 5 companies · 1 sharedDavid AmersonKirk Nielsen · 13 companies · 1 sharedKirk NielsenMichael A. Carusi · 6 companies · 1 sharedMichael A. CarusiDavid Stassen · 5 companies · 1 sharedDavid StassenHank Plain · 5 companies · 1 sharedHank PlainMark Deem · 5 companies · 2 sharedMark DeemChristopher A. Shen · 3 companies · 2 sharedChristopher A. Sh…Henry Plain · 2 companies · 2 sharedHenry PlainHanson S. Gifford III · 11 companies · 1 sharedHanson S. Gifford…EarLens Corp · $287.1M raisedEarLens CorpMoximed, Inc · $187.8M raisedMoximed, IncNuvaira, Inc. · $177.8M raisedNuvaira, Inc.TWELVE, Inc. · $88.8M raisedTWELVE, Inc.Claret Medical, Inc. · $46.7M raisedClaret Medical, Inc.Henry A. PlainHP
Henry A. Plain Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Henry A. Plain, Jr.37
Mark Deem25
Christopher A. Shen23
Henry Plain22
Christopher Gleason135
Ryan Drant124
Michael Lee115
Kirk Nielsen113
Hanson S. Gifford III111
John Nehra111
Joshua Makower110
Csaba Truckai17
Robert W. Croce17
Rodney Perkins16
Michael A. Carusi16
Robert K. Anderson16
James Eadie16
Steven A. Elms15
David Stassen15
David Amerson15

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.