People · Operator

John T. Preston

Named in public records as an officer, director or promoter · active 2009–2012 · Other Technology, Electric Utilities, Biotechnology

3
Companies
5
Filings
$45.5M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Nanoscale Components, Inc.Other TechnologySeries A$27.1M$249.9M2009
Hipp, LlcElectric UtilitiesSeries A$12.5M$105.6M2012
Alseres Pharmaceuticals Inc /DeBiotechnologySeed$5.9M$44.4M2009
Operator network

John T. Preston 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.

Robert Grant · 12 companies · 1 sharedRobert GrantJohn Preston · 7 companies · 1 sharedJohn PrestonDavid Schroeder · 5 companies · 1 sharedDavid SchroederDaniel Cooperman · 2 companies · 1 sharedDaniel CoopermanDavid Gruber · 2 companies · 1 sharedDavid GruberJohn O'Sullivan · 2 companies · 1 sharedJohn O'SullivanRonald Wohl · 2 companies · 1 sharedRonald WohlDavid W. Gruber · 1 companies · 1 sharedDavid W. GruberJohn W. O'Sullivan · 1 companies · 1 sharedJohn W. O'SullivanRobert W. Grant · 1 companies · 1 sharedRobert W. GrantHarrold H. Robinson · 1 companies · 1 sharedHarrold H. Robins…John G. Sylvia · 1 companies · 1 sharedJohn G. SylviaRobert Langer · 36 companies · 1 sharedRobert LangerRobert E. Langer · 3 companies · 1 sharedRobert E. LangerGary E. Frashier · 2 companies · 1 sharedGary E. FrashierMark Pykett · 2 companies · 1 sharedMark PykettMichael J. Mullen · 2 companies · 1 sharedMichael J. MullenPeter G. Savas · 2 companies · 1 sharedPeter G. SavasHenry Brem · 1 companies · 1 sharedHenry BremHenry L.S. Brem · 1 companies · 1 sharedHenry L.S. BremKenneth L. Rice, Jr. · 1 companies · 1 sharedKenneth L. Rice, …Mark G. Pykett · 1 companies · 1 sharedMark G. PykettNanoscale Components, Inc. · $27.1M raisedNanoscale Components,…Hipp, Llc · $12.5M raisedHipp, LlcAlseres Pharmaceuticals Inc /De · $5.9M raisedAlseres Pharmaceutica…John T. PrestonJP
John T. Preston Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Robert Langer136
Robert Grant112
John Preston17
David Schroeder15
Robert E. Langer13
Mark Pykett12
David Gruber12
Michael J. Mullen12
John O'Sullivan12
Ronald Wohl12
Daniel Cooperman12
Peter G. Savas12
Gary E. Frashier12
John W. O'Sullivan11
Robert W. Grant11
William L.S. Guinness11
Roger S. Berry11
Harrold H. Robinson11
Virginia R. Foote11
John G. Sylvia11

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.