John Hatsopoulos
Founder at TECOGEN INC.
Net worth: 5 M $ as of 2024-04-29
Profile
John N.
Hatsopoulos founded GlenRose Instruments, Inc. in 1999, where he is working as Chairman from 1999, American DG Energy, Inc. in 2001, where he worked as Director from 2017 to 2018, and Tecogen, Inc. in 1987, where he is working as Lead Director from 2018.
Dr. Hatsopoulos also founded Thermo Electron Corp., where he worked as Vice Chairman & President.
Dr. Hatsopoulos also currently works at Lehman Brothers Funds, Inc., as Director from 1999, Ilios, Inc., as Director, and J&P Enterprises LLC, as Executive Member.
Dr. Hatsopoulos also formerly worked at EuroSite Power, Inc., as Chairman from 2009 to 2016, Lois, as Director, Intelli-Check, Inc., as Director, Agenus, Inc., as Independent Director in 2011, Premier Healthcare Solutions, Inc., as Director, American CareSource Holdings, Inc., as Independent Director from 2011 to 2013, American Stock Exchange LLC, as Director from 1994 to 2000, VIASPACE, Inc., as Director in 2006, TEI Biosciences, Inc., as Director, Alexandros Partners LLC, as Managing Director & Partner in 2009, Ilios, Inc. (Massachusetts), as Director, Thermo Instrument Systems, Inc., as Chief Financial Officer, Thermo Process Systems, Inc., as Chief Financial Officer, and Thermo Remediation, Inc., as Chief Financial Officer.
Dr. Hatsopoulos received his doctorate degree from Boston College and undergraduate degree from Athens College.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
TECOGEN INC.
25.11% | 2024-05-20 | 6,239,977 ( 25.11% ) | 5 M $ | 2024-04-29 |
John Hatsopoulos active positions
| Companies | Position | Start |
|---|---|---|
| TECOGEN INC. | Founder | 1986-12-31 |
| J&P Enterprises LLC | Corporate Officer/Principal | - |
Ilios, Inc.
 Ilios, Inc. Packaged SoftwareTechnology Services Part of Tecogen, Inc., Ilios, Inc. offers custom software development, systems administration, and database administration services. The company is based in Riverside, MO. | Director/Board Member | 2010-05-04 |
| Lehman Brothers Funds, Inc. | Director/Board Member | 2010-03-07 |
GlenRose Instruments, Inc.
 GlenRose Instruments, Inc. MiscellaneousMiscellaneous GlenRose Instruments, Inc., provides radiological services, as well as operates an analytical laboratory network. The firm offers radiological characterization and analysis, hazardous, radiological, and hazardous waste management and health services primarily to the federal government. The company was founded by John N. Hatsopoulos in September 2005 and is headquartered in Waltham, MA. | Founder | 2004-12-31 |
Former positions of John Hatsopoulos
| Companies | Position | End |
|---|---|---|
| AMERICAN DG ENERGY INC | Founder | 2018-03-28 |
| EUROSITE POWER INC. | Chairman | 2016-05-15 |
| AMERICAN CARESOURCE HOLDINGS, INC. | Director/Board Member | 2013-05-29 |
| AGENUS INC. | Director/Board Member | 2011-12-07 |
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Training of John Hatsopoulos
| Northeastern University | Undergraduate Degree |
| Athens College | Undergraduate Degree |
| Boston College | Doctorate Degree |
Experiences
Positions held
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Listed companies | 5 |
|---|---|
| VIASPACE INC. | Producer Manufacturing |
| AMERICAN CARESOURCE HOLDINGS, INC. | Health Services |
| AGENUS INC. | Health Technology |
| TECOGEN INC. | Producer Manufacturing |
| EUROSITE POWER INC. | Producer Manufacturing |
| Private companies | 16 |
|---|---|
| Intelli-Check, Inc. | Technology Services |
Premier Healthcare Solutions, Inc.
 Premier Healthcare Solutions, Inc. Miscellaneous Commercial ServicesCommercial Services Premier Healthcare Solutions, Inc. owns and operates as a health care enterprise. It offers emergency medicine physicians, as well as manages hospital emergency departments. The company was founded in 1995 and is headquartered in Charlotte, NC. | Commercial Services |
American DG Energy, Inc.
 American DG Energy, Inc. Building ProductsProducer Manufacturing American DG Energy, Inc distributes and produces electricity, heat, hot water and cooling equipment. It also provides natural gas powered cogeneration system. The company was founded by George N. Hatsopoulos and John N. Hatsopoulos on July 24, 2001 and is headquartered in Waltham, MA. | Producer Manufacturing |
Alexandros Partners LLC
 Alexandros Partners LLC Investment ManagersFinance Alexandros Partners LLC is a research firm located in Waltham, Massachusetts | Finance |
GlenRose Instruments, Inc.
GlenRose Instruments, Inc. MiscellaneousMiscellaneous GlenRose Instruments, Inc., provides radiological services, as well as operates an analytical laboratory network. The firm offers radiological characterization and analysis, hazardous, radiological, and hazardous waste management and health services primarily to the federal government. The company was founded by John N. Hatsopoulos in September 2005 and is headquartered in Waltham, MA. | Miscellaneous |
American Stock Exchange LLC
 American Stock Exchange LLC Investment Banks/BrokersFinance American Stock Exchange LLC operates as stock and securities exchange. It offers trading of equities, options, exchange traded funds (ETFs) and structured products. The exchange provides a floor-based auction market that focuses in stocks, bonds and exchange-traded funds (ETFs). AMEX lists primarily small and midsized companies and newer issues. It also has a growing business in listing structured products and closed-end funds. The company was founded in 1842 and is headquartered in New York, NY. | Finance |
Thermo Electron Corp.
 Thermo Electron Corp. Electronic Equipment/InstrumentsElectronic Technology Thermo Electron Corporation is a worldwide provider of analytical instruments, scientific equipment, services and software solutions for life science, drug discovery, clinical, environmental and industrial laboratories, as well as for use in a variety of manufacturing processes and in-the-field applications, including those associated with safety and homeland security | Electronic Technology |
Lois/USA, Inc.
 Lois/USA, Inc. Advertising/Marketing ServicesCommercial Services Lois/USA, Inc. offers full service advertising and marketing communication services on a national basis through advertising agencies located in Austin, Chicago, Dallas, Detroit, Houston, Los Angeles, New York and Salt Lake City. The company was founded in 1978. | Commercial Services |
| Thermo Instrument Systems, Inc. | Electronic Technology |
Thermo Process Systems, Inc.
 Thermo Process Systems, Inc. Electronic Equipment/InstrumentsElectronic Technology Part of Thermo Fisher Scientific, Inc., Thermo Process Systems, Inc. is a company that provides incubation, acceleration, and commercialization resources to small businesses, tech startups, and research institutes in the Miami Valley region. The company is based in Waltham, MA. Thermo Process Systems is also one of the largest competitive power generation and infrastructure companies, owning and/or controlling approximately 12,400 megawatts of generating capacity in wholesale power markets, principally in the mid-atlantic, and Montana. Additionally, through its cumulus subsidiaries, the company is developing a large-scale portfolio of renewable energy, battery storage, and digital infrastructure assets across its expansive footprint. | Electronic Technology |
Thermo Remediation, Inc.
 Thermo Remediation, Inc. Electronic Equipment/InstrumentsElectronic Technology Part of Thermo Fisher Scientific, Inc., Thermo Remediation, Inc. makes analytical and environmental monitoring instruments. The company is based in Waltham, MA. | Electronic Technology |
| Lehman Brothers Funds, Inc. | Miscellaneous |
TEI Biosciences, Inc.
 TEI Biosciences, Inc. BiotechnologyHealth Technology TEI Biosciences, Inc. develops and distributes novel biologic products for soft tissue repair, reinforcement and reconstruction applications. Its products include SurgiMend 1.0-4.0, SurgiMend-e, SurgiMend PRS, PriMatrix, PriMatrix AG, Durepair, TissueMend and Xenform. The firm’s products are used in general surgery, plastic and reconstructive surgery, trauma, wound care and burns, neurosurgery, orthopedics and urogynecology. The company was founded in 1993 and is headquartered in Waltham, MA. | Health Technology |
Ilios, Inc.
Ilios, Inc. Packaged SoftwareTechnology Services Part of Tecogen, Inc., Ilios, Inc. offers custom software development, systems administration, and database administration services. The company is based in Riverside, MO. | Technology Services |
| J&P Enterprises LLC | |
Ilios, Inc. (Massachusetts)
 Ilios, Inc. (Massachusetts) Wholesale DistributorsDistribution Services Ilios, Inc. develops and distributes ultra high-efficiency heating products for commercial and industrial applications. Its product includes water heater. The company was founded in April 2009 and is headquartered in Waltham, MA. | Distribution Services |
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