People · Operator

John Harrington

Named in public records as an officer, director or promoter · active 2019–2024 · Other Technology, Other, Biotechnology

3
Companies
9
Filings
$30.2M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
HighByte, Inc.Other TechnologySeries A$16.2M$54.0M2019
Flyreel, Inc.OtherSeries A$8.3M$32.5M2019
Redwood Scientific Technologies, Inc.BiotechnologySeed$5.6M$10.5M2023
Operator network

John Harrington 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.

Ben Sampson · 4 companies · 1 sharedBen SampsonCorson Ellis · 3 companies · 1 sharedCorson EllisElizabeth Peters · 2 companies · 1 sharedElizabeth PetersSeth Lawry · 2 companies · 1 sharedSeth LawryAnthony Paine · 1 companies · 1 sharedAnthony PaineAron Semle · 1 companies · 1 sharedAron SemleRobert Grant · 12 companies · 1 sharedRobert GrantRobert Hawk · 9 companies · 1 sharedRobert HawkThomas C. DeFilipps · 3 companies · 1 sharedThomas C. DeFilip…Cole Winans · 1 companies · 1 sharedCole WinansBrian Kennedy · 6 companies · 1 sharedBrian KennedyDavid Duncan · 6 companies · 1 sharedDavid DuncanJacques Poujade · 2 companies · 1 sharedJacques PoujadeKevin E. Harrington · 2 companies · 1 sharedKevin E. Harringt…Cardiff Jason · 1 companies · 1 sharedCardiff JasonChristine E. Hayes · 1 companies · 1 sharedChristine E. HayesChristine Hayes · 1 companies · 1 sharedChristine HayesEunjung Cardiff · 1 companies · 1 sharedEunjung CardiffEunjung E. Cardiff · 1 companies · 1 sharedEunjung E. CardiffJaci E. Warren · 1 companies · 1 sharedJaci E. WarrenJaci Warren · 1 companies · 1 sharedJaci WarrenJacques E. Poujade · 1 companies · 1 sharedJacques E. PoujadeHighByte, Inc. · $16.2M raisedHighByte, Inc.Flyreel, Inc. · $8.3M raisedFlyreel, Inc.Redwood Scientific Technologies, Inc. · $5.6M raisedRedwood Scientific Te…John HarringtonJH
John Harrington Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Robert Grant112
Robert Hawk19
David Duncan16
Brian Kennedy16
Ben Sampson14
Thomas C. DeFilipps13
Corson Ellis13
Kevin E. Harrington12
Jacques Poujade12
Seth Lawry12
Elizabeth Peters12
Jaci E. Warren11
Jacques E. Poujade11
Eunjung E. Cardiff11
Christine E. Hayes11
Jason E. Cardiff11
Cardiff Jason11
Torey Penrod-Cambra11
Aron Semle11
Anthony Paine11

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.