People · Operator

John N Hatsopoulos

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

3
Companies
15
Filings
$30.9M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
American Dg Energy IncOther EnergySeries A$17.2M$5.3M2009
Tecogen Inc.ManufacturingSeries A$9.3M$30.0M2013
Eurosite Power Inc.Other EnergySeed$4.4M$18.8M2012
Operator network

John N Hatsopoulos 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.

Barry J Sanders · 2 companies · 2 sharedBarry J SandersChristine M. Klaskin · 2 companies · 1 sharedChristine M. Klas…Alan D. Weinstein · 1 companies · 1 sharedAlan D. WeinsteinAnthony S. Loumidis · 1 companies · 1 sharedAnthony S. Loumid…Deanna M. Petersen · 1 companies · 1 sharedDeanna M. PetersenFrancis A. Mlynarczyk, Jr. · 1 companies · 1 sharedFrancis A. Mlynar…Loumidis S. Anthony · 1 companies · 1 sharedLoumidis S. Antho…Charles T Maxwell · 3 companies · 2 sharedCharles T MaxwellEarl R. Lewis · 3 companies · 2 sharedEarl R. LewisGeorge N Hatsopoulos · 2 companies · 2 sharedGeorge N Hatsopou…Angelina M Galiteva · 1 companies · 1 sharedAngelina M Galite…Benjamin M. Locke · 1 companies · 1 sharedBenjamin M. LockeBonnie J Brown · 1 companies · 1 sharedBonnie J BrownDavid A. Garrison · 1 companies · 1 sharedDavid A. GarrisonEarl E. Lewis · 1 companies · 1 sharedEarl E. LewisJoseph E Aoun · 1 companies · 1 sharedJoseph E AounAhmed F Ghoniem · 2 companies · 2 sharedAhmed F GhoniemAnthony Loumidis · 2 companies · 1 sharedAnthony LoumidisBruno C. Meier · 1 companies · 1 sharedBruno C. MeierGabriel J Parmese · 1 companies · 1 sharedGabriel J ParmeseJames C. Devas · 1 companies · 1 sharedJames C. DevasJoan C. Gincinti · 1 companies · 1 sharedJoan C. GincintiAmerican Dg Energy Inc · $17.2M raisedAmerican Dg Energy IncTecogen Inc. · $9.3M raisedTecogen Inc.Eurosite Power Inc. · $4.4M raisedEurosite Power Inc.John N HatsopoulosJH
John N Hatsopoulos Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Charles T Maxwell23
Earl R. Lewis23
Ahmed F Ghoniem22
Barry J Sanders22
George N Hatsopoulos22
Anthony Loumidis12
Christine M. Klaskin12
Bruno C. Meier11
Paul J. Hamblyn11
Deanna M. Petersen11
Francis A. Mlynarczyk, Jr.11
Anthony S. Loumidis11
Loumidis S. Anthony11
Alan D. Weinstein11
Benjamin M. Locke11
Earl E. Lewis11
David A. Garrison11
Gabriel J Parmese11
Bonnie J Brown11
Angelina M Galiteva11

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.