People · Operator

Joshua Tolkoff

Named in public records as an officer, director or promoter · active 2009–2015 · Biotechnology, Manufacturing

2
Companies
3
Filings
$8.1M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Parsagen Diagnostics, Inc.BiotechnologySeed$4.1M$26.4M2015
Eggrock, Inc.ManufacturingSeed$4.0M$6.1M2009
Operator network

Joshua Tolkoff 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.

WILLIAM COWEN · 5 companies · 1 sharedWILLIAM COWENAnthony Ausiello · 1 companies · 1 sharedAnthony AusielloJean-Pascal Viola · 1 companies · 1 sharedJean-Pascal ViolaRuben Salinas · 1 companies · 1 sharedRuben SalinasRichard Upton · 6 companies · 1 sharedRichard UptonTodd Warden · 5 companies · 1 sharedTodd WardenJeffrey L. Barrett · 2 companies · 1 sharedJeffrey L. BarrettWilliam Seery · 2 companies · 1 sharedWilliam SeeryBill L. Walker · 1 companies · 1 sharedBill L. WalkerJoshua L. Tolkoff · 1 companies · 1 sharedJoshua L. TolkoffRichard L. Upton · 1 companies · 1 sharedRichard L. UptonTodd L. Warden · 1 companies · 1 sharedTodd L. WardenWilliam L. Seery · 1 companies · 1 sharedWilliam L. SeeryWill L. Cowen · 1 companies · 1 sharedWill L. CowenParsagen Diagnostics, Inc. · $4.1M raisedParsagen Diagnostics,…Eggrock, Inc. · $4.0M raisedEggrock, Inc.Joshua TolkoffJT
Joshua Tolkoff Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Richard Upton16
Todd Warden15
WILLIAM COWEN15
Jeffrey L. Barrett12
William Seery12
William L. Seery11
Todd L. Warden11
Bill L. Walker11
Joshua L. Tolkoff11
Will L. Cowen11
Ruben Salinas11
Anthony Ausiello11
Jean-Pascal Viola11
Richard L. Upton11

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.