People · Operator

Gary Prosterman

Named in public records as an officer, director or promoter · active 2011–2021 · Pharmaceuticals

2
Companies
15
Filings
$10.7M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Hapten Sciences, Inc.PharmaceuticalsSeed$10.5M$64.1M2011
Focal Point Pharmaceuticals, Inc.PharmaceuticalsPre-Seed$150K$7.1M2013
Operator network

Gary Prosterman 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.

Gary L. Stevenson · 2 companies · 1 sharedGary L. StevensonRaymond J Hage · 2 companies · 1 sharedRaymond J HageGary I. Stevenson · 1 companies · 1 sharedGary I. StevensonJoseph I. Zakrzewski · 1 companies · 1 sharedJoseph I. Zakrzew…Joseph L. Zakrzewski · 1 companies · 1 sharedJoseph L. Zakrzew…Stephen I. Bandak · 1 companies · 1 sharedStephen I. BandakStephen L. Bandak · 1 companies · 1 sharedStephen L. BandakRaymond Hage · 1 companies · 1 sharedRaymond HageHapten Sciences, Inc. · $10.5M raisedHapten Sciences, Inc.Focal Point Pharmaceuticals, Inc. · $0.1M raisedFocal Point Pharmaceu…Gary ProstermanGP
Gary Prosterman Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Gary L. Stevenson12
Raymond J Hage12
Gary I. Stevenson11
Stephen I. Bandak11
Joseph I. Zakrzewski11
Stephen L. Bandak11
Joseph L. Zakrzewski11
Raymond Hage11

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.