People · Operator

Gregory Mayes

Named in public records as an officer, director or promoter · active 2012–2024 · Pharmaceuticals, Biotechnology

5
Companies
10
Filings
$350.8M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Antios Therapeutics Inc.PharmaceuticalsSeries C$126.4M$1.7B2021
Reunion Neuroscience, Inc.PharmaceuticalsSeries D+$119.8M$1.5B2024
Unigene Laboratories IncBiotechnologySeries B$37.8M$29.8M2012
Receptor Holdings, Inc.PharmaceuticalsSeries B$36.2M$141.0M2021
Engage Therapeutics, Inc.PharmaceuticalsSeries B$30.6M$238.0M2017
Operator network

Gregory Mayes 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.

Heath Lukatch · 10 companies · 1 sharedHeath LukatchGerry Brunk · 5 companies · 1 sharedGerry BrunkStephen Collins · 5 companies · 1 sharedStephen CollinsOrrin Devinsky · 3 companies · 1 sharedOrrin DevinskyCraig Gordon · 6 companies · 1 sharedCraig GordonNICOLE VITULLO · 4 companies · 1 sharedNICOLE VITULLOBenjamin Rovinski · 3 companies · 1 sharedBenjamin RovinskiIyona Rajkomar · 3 companies · 1 sharedIyona RajkomarDAVID CANNER · 2 companies · 1 sharedDAVID CANNERBriggs Morrison · 8 companies · 1 sharedBriggs MorrisonAlon Lazarus · 7 companies · 1 sharedAlon LazarusAnsbert Gadicke · 7 companies · 1 sharedAnsbert GadickeMichael Ehlers · 6 companies · 1 sharedMichael EhlersRobert Alexander · 6 companies · 1 sharedRobert AlexanderEdward Smith · 5 companies · 1 sharedEdward SmithNathan Bryson · 3 companies · 1 sharedNathan BrysonEllen Lubman · 2 companies · 1 sharedEllen LubmanRichard Levy · 4 companies · 1 sharedRichard LevyRichard S. Levy · 4 companies · 1 sharedRichard S. LevyArthur Rubinfeld · 4 companies · 1 sharedArthur RubinfeldMark Theeuwes · 3 companies · 3 sharedMark TheeuwesWarren Lammert · 3 companies · 2 sharedWarren LammertAntios Therapeutics Inc. · $126.4M raisedAntios Therapeutics I…Reunion Neuroscience, Inc. · $119.8M raisedReunion Neuroscience,…Unigene Laboratories Inc · $37.8M raisedUnigene Laboratories …Receptor Holdings, Inc. · $36.2M raisedReceptor Holdings, In…Engage Therapeutics, Inc. · $30.6M raisedEngage Therapeutics, …Gregory MayesGM
Gregory Mayes Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Mark Theeuwes33
Warren Lammert23
Heath Lukatch110
Briggs Morrison18
Ansbert Gadicke17
Alon Lazarus17
Craig Gordon16
Robert Alexander16
Michael Ehlers16
Gerry Brunk15
Stephen Collins15
Edward Smith15
NICOLE VITULLO14
Richard Levy14
Richard S. Levy14
Arthur Rubinfeld14
Benjamin Rovinski13
Nathan Bryson13
Iyona Rajkomar13
Orrin Devinsky13

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.