People · Operator

James Topper

Named in public records as an officer, director or promoter · active 2009–2025 · Biotechnology, Pharmaceuticals

12
Companies
25
Filings
$1.0B
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Amunix Pharmaceuticals, Inc.BiotechnologySeries D+$203.9M$3.9B2020
Portola Pharmaceuticals IncPharmaceuticalsSeries C$158.1M$315.8M2011
Enlaza Therapeutics, Inc.PharmaceuticalsSeries C$134.6M$87.6M2021
Millendo Therapeutics, Inc.PharmaceuticalsSeries C$106.5M$1.8B2017
Allena Pharmaceuticals, Inc.PharmaceuticalsSeries C$80.5M$75.0M2014
ProNAi Therapeutics IncBiotechnologySeries C$77.7M$2.4B2014
Alcresta Therapeutics, Inc.BiotechnologySeries C$75.9M$409.6M2016
Calistoga Pharmaceuticals IncPharmaceuticalsSeries B$60.3M$850.1M2009
Anaptysbio IncPharmaceuticalsSeries C$50.8M$1.4B2015
Incline Therapeutics, Inc.BiotechnologySeries B$43.9M$853.3M2009
ChanRx Corp.PharmaceuticalsSeries B$22.1M$563.6M2011
Merganser Biotech, Inc.BiotechnologySeries A$21.1M$473.5M2015
Operator network

James Topper 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.

Jerel Davis · 13 companies · 1 sharedJerel DavisKevin Lalande · 8 companies · 1 sharedKevin LalandeDavid Hirsch · 16 companies · 1 sharedDavid HirschRussell Hirsch · 10 companies · 1 sharedRussell HirschJEFF BIRD · 7 companies · 1 sharedJEFF BIRDShelley Chu · 10 companies · 1 sharedShelley ChuStephen Squinto · 8 companies · 1 sharedStephen SquintoJay Lichter · 7 companies · 1 sharedJay LichterTighe Reardon · 7 companies · 1 sharedTighe ReardonAndrew J. Schwab · 7 companies · 1 sharedAndrew J. SchwabRobert Tepper · 7 companies · 1 sharedRobert TepperAxel Bolte · 6 companies · 1 sharedAxel BolteStephen Kraus · 7 companies · 2 sharedStephen KrausAlexey Margolin · 3 companies · 2 sharedAlexey MargolinPeter Thompson · 16 companies · 1 sharedPeter ThompsonAlbert Cha · 9 companies · 1 sharedAlbert ChaGarheng Kong · 16 companies · 1 sharedGarheng KongCarol Gallagher · 6 companies · 3 sharedCarol GallagherEd Hurwitz · 9 companies · 1 sharedEd HurwitzRichard Lin · 8 companies · 1 sharedRichard LinHeath Lukatch · 10 companies · 1 sharedHeath LukatchTiba Aynechi · 9 companies · 1 sharedTiba AynechiAmunix Pharmaceuticals, Inc. · $203.9M raisedAmunix Pharmaceutical…Portola Pharmaceuticals Inc · $158.1M raisedPortola Pharmaceutica…Enlaza Therapeutics, Inc. · $134.6M raisedEnlaza Therapeutics, …Millendo Therapeutics, Inc. · $106.5M raisedMillendo Therapeutics…Allena Pharmaceuticals, Inc. · $80.5M raisedAllena Pharmaceutical…ProNAi Therapeutics Inc · $77.7M raisedProNAi Therapeutics I…Alcresta Therapeutics, Inc. · $75.9M raisedAlcresta Therapeutics…Calistoga Pharmaceuticals Inc · $60.3M raisedCalistoga Pharmaceuti…Anaptysbio Inc · $50.8M raisedAnaptysbio IncIncline Therapeutics, Inc. · $43.9M raisedIncline Therapeutics,…ChanRx Corp. · $22.1M raisedChanRx Corp.Merganser Biotech, Inc. · $21.1M raisedMerganser Biotech, In…James TopperJT
James Topper Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Carol Gallagher36
Stephen Kraus27
Alexey Margolin23
Garheng Kong116
Peter Thompson116
David Hirsch116
Jerel Davis113
Shelley Chu110
Russell Hirsch110
Heath Lukatch110
Tiba Aynechi19
Ed Hurwitz19
Albert Cha19
Kevin Lalande18
Richard Lin18
Stephen Squinto18
Jay Lichter17
Tighe Reardon17
JEFF BIRD17
Andrew J. Schwab17

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.