People · Operator

Eric O'Brien

Named in public records as an officer, director or promoter · active 2009–2022 · Biotech / Pharma, Other Technology

6
Companies
20
Filings
$561.4M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Greenlight Biosciences Inc.Biotech / PharmaSeries D+$179.4M$3.9B2017
Aquantia CorpOther TechnologySeries B$174.7M$769.0M2009
Pivot3, Inc.Other TechnologySeries C$153.2M$2.1B2009
Evolv Inc.Other TechnologySeries B$39.0M$456.8M2009
Plutoshift, Inc.Other TechnologySeries A$10.1M$41.9M2019
Lemon, Inc.Other TechnologySeries A$5.0M$138.7M2012
Operator network

Eric O'Brien 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.

Chamath Palihapitiya · 9 companies · 1 sharedChamath Palihapit…Amy Errett · 6 companies · 1 sharedAmy ErrettMeyer Malka · 6 companies · 1 sharedMeyer MalkaMatthew Walker · 11 companies · 1 sharedMatthew WalkerJonathan Fleming · 9 companies · 1 sharedJonathan FlemingMichael Liang · 9 companies · 1 sharedMichael LiangDavid Furneaux · 8 companies · 1 sharedDavid FurneauxJason Dinges · 8 companies · 1 sharedJason DingesGanesh Kishore · 7 companies · 1 sharedGanesh KishoreAndrey Zarur · 6 companies · 1 sharedAndrey ZarurCharles Cooney · 4 companies · 1 sharedCharles CooneyCharles L. Cooney · 4 companies · 1 sharedCharles L. CooneyMartha Schlicher · 4 companies · 1 sharedMartha SchlicherAsheem Chandna · 7 companies · 1 sharedAsheem ChandnaRohini Chakravarthy · 7 companies · 1 sharedRohini Chakravart…Dmitry Akhanov · 4 companies · 1 sharedDmitry AkhanovBrian R. Smith · 21 companies · 1 sharedBrian R. SmithBarry Eggers · 9 companies · 1 sharedBarry EggersJeff Richards · 16 companies · 1 sharedJeff RichardsDAVID WEIDEN · 13 companies · 1 sharedDAVID WEIDENJohn Vrionis · 5 companies · 1 sharedJohn VrionisLaszlo Bock · 4 companies · 1 sharedLaszlo BockGreenlight Biosciences Inc. · $179.4M raisedGreenlight Bioscience…Aquantia Corp · $174.7M raisedAquantia CorpPivot3, Inc. · $153.2M raisedPivot3, Inc.Evolv Inc. · $39.0M raisedEvolv Inc.Plutoshift, Inc. · $10.1M raisedPlutoshift, Inc.Lemon, Inc. · $5.0M raisedLemon, Inc.Eric O'BrienEO
Eric O'Brien Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Brian R. Smith121
Jeff Richards116
DAVID WEIDEN113
Matthew Walker111
Barry Eggers19
Jonathan Fleming19
Chamath Palihapitiya19
Michael Liang19
David Furneaux18
Jason Dinges18
Rohini Chakravarthy17
Asheem Chandna17
Ganesh Kishore17
Andrey Zarur16
Amy Errett16
Meyer Malka16
John Vrionis15
Laszlo Bock14
Dmitry Akhanov14
Neil Renninger14

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.