People · Operator

John L. Brooks, III

Named in public records as an officer, director or promoter · active 2009–2023 · Biotechnology, Other Health Care

3
Companies
11
Filings
$95.6M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Hemoshear Therapeutics, Inc.BiotechnologySeries C$46.6M$40.9M2023
iSpecimen Inc.Other Health CareSeries B$40.1M$22.8M2021
Hemoshear Therapeutics, LlcBiotechnologySeries B$8.8M$90.5M2009
Operator network

John L. Brooks, III 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.

Kathleen M. Metters · 4 companies · 2 sharedKathleen M. Mette…Aric R. Holsinger · 3 companies · 2 sharedAric R. HolsingerJames C. Powers · 3 companies · 2 sharedJames C. PowersBrian A Johns · 2 companies · 2 sharedBrian A JohnsH. Thomas Watkins III · 2 companies · 2 sharedH. Thomas Watkins…Robert J Gould · 2 companies · 2 sharedRobert J GouldAric Holsinger · 4 companies · 1 sharedAric HolsingerDavid A. Friedman · 2 companies · 1 sharedDavid A. FriedmanJohn L. Brooks · 2 companies · 1 sharedJohn L. BrooksAndrew Ross · 4 companies · 1 sharedAndrew RossAndrew J. Ross · 1 companies · 1 sharedAndrew J. RossAnthony Bradley Lau · 1 companies · 1 sharedAnthony Bradley L…Anthony Lau · 1 companies · 1 sharedAnthony LauArphing (Tommy) Lee · 1 companies · 1 sharedArphing (Tommy) L…Avtar Bradley Dhaliwal · 1 companies · 1 sharedAvtar Bradley Dha…Avtar Dhaliwal · 1 companies · 1 sharedAvtar DhaliwalBenjamin J. Bielak · 1 companies · 1 sharedBenjamin J. BielakJonathan M. Sackier · 4 companies · 1 sharedJonathan M. Sacki…H. Thomas Watkins · 2 companies · 1 sharedH. Thomas WatkinsWilliam McIlwaine Thompson, Jr. · 2 companies · 1 sharedWilliam McIlwaine…W. McIlwaine Thompson, Jr. · 2 companies · 1 sharedW. McIlwaine Thom…Brett R. Blackman · 1 companies · 1 sharedBrett R. BlackmanHemoshear Therapeutics, Inc. · $46.6M raisedHemoshear Therapeutic…iSpecimen Inc. · $40.1M raisediSpecimen Inc.Hemoshear Therapeutics, Llc · $8.8M raisedHemoshear Therapeutic…John L. Brooks, IIIJI
John L. Brooks, III Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Kathleen M. Metters24
James C. Powers23
Aric R. Holsinger23
Brian A Johns22
Robert J Gould22
H. Thomas Watkins III22
Aric Holsinger14
Jonathan M. Sackier14
Andrew Ross14
David A. Friedman12
H. Thomas Watkins12
William McIlwaine Thompson, Jr.12
W. McIlwaine Thompson, Jr.12
John L. Brooks12
Vincent E. Aurentz11
Mehmood A. Khan11
Richard O. White11
Frederick W. K. Brown11
Reginald F. Woods11
Nicole E. Hastings11

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.