Paul C. O'Brien
President at GHT Ltd.
Network origin in Paul C. O'Brien first degree
| Entity | Entity type | Industry | |
|---|---|---|---|
American Society of Heating Refrigerating & Air-Conditioning
 American Society of Heating Refrigerating & Air-Conditioning Miscellaneous Commercial ServicesCommercial Services The American Society of Heating Refrigerating & Air-Conditioning (ASHRAE) provides resources to help designers make buildings more resilient to natural disasters. The non-profit company is based in Peachtree Corners, GA and has subsidiaries in the United States. The company's focus is on helping buildings and their systems withstand and recover from adverse events.
139
| Non-Profit Organization | Miscellaneous Commercial Services | 139 |
U.S. Green Building Council, Inc.
 U.S. Green Building Council, Inc. Miscellaneous Commercial ServicesCommercial Services The U.S. Green Building Council, Inc. is a non-profit organization that aims to transform the way buildings and communities are designed, built, and operated to create an environmentally and socially responsible environment. The non-profit company is based in Washington and was founded in 1993 by Steven Richard Fedrizzi. The organization provides a framework for creating healthy, efficient, and cost-saving buildings through the Leadership in Energy and Environmental Design (LEED) rating system. The LEED certification is available for virtually all buildings, communities, and homes. The organization offers various resources, including exam prep materials, to help professionals advance their careers in green building. Peter Templeton has been the CEO of the American company since 2021.
91
| Non-Profit Organization | Miscellaneous Commercial Services | 91 |
GHT Ltd.
 GHT Ltd. Engineering & ConstructionIndustrial Services GHT Ltd. provides mechanical, electrical, and plumbing engineering services. It offers system design, operations and energy services, and real estate advisory services. The company was founded by Goodwin H. Taylor in 1965 and is headquartered in Arlington, VA.
4
| Private Company | Engineering & Construction | 4 |
Chart of Companies connected to the second degree
Multi-company connection
Companies connected to Paul C. O'Brien via their personal network
| Company | Sector | Related people | Main position |
|---|---|---|---|
| LIME ENERGY CO. | Electrical Products | Chief Executive Officer | |
| University of Pennsylvania | College/University | Graduate Degree Graduate Degree | |
Southland Industries
 Southland Industries Engineering & ConstructionIndustrial Services Southland Industries provides residential heating solutions. It offers design, construction, and fabrication. The company was founded in 1949 and is headquartered in Garden Grove, CA. | Engineering & Construction | Chief Tech/Sci/R&D Officer Corporate Officer/Principal | |
Air Conditioning Engineers, Inc.
 Air Conditioning Engineers, Inc. Engineering & ConstructionIndustrial Services Air Conditioning Engineers, Inc. provides heating and air-conditioning services. It specializes in the design, engineering, and installation of these systems for houses and buildings. The company was founded in 1969 and is headquartered in Shelby, MI. | Engineering & Construction | Corporate Officer/Principal Corporate Officer/Principal | |
| Georgia Institute of Technology | College/University | Corporate Officer/Principal Undergraduate Degree | |
| Texas A&M University | College/University | Undergraduate Degree Undergraduate Degree | |
| The University of Texas at Austin | College/University | Undergraduate Degree Doctorate Degree | |
| The Pennsylvania State University | College/University | Undergraduate Degree Undergraduate Degree Undergraduate Degree | |
| Princeton University | College/University | Graduate Degree Graduate Degree | |
| Purdue University | College/University | Undergraduate Degree Undergraduate Degree Undergraduate Degree | |
Rochester Institute of Technology
 Rochester Institute of Technology Other Consumer ServicesConsumer Services Rochester Institute of Technology is a privately endowed, coeducational university with ten colleges emphasizing career education and experiential learning. It was founded in 1829 and is headquartered in Rochester, NY. | College/University | Undergraduate Degree Undergraduate Degree Masters Business Admin | |
| University of Wisconsin | College/University | Graduate Degree Undergraduate Degree | |
| University of California, Berkeley | College/University | Undergraduate Degree Graduate Degree | |
| University of Illinois | College/University | Graduate Degree Graduate Degree | |
| University of Maryland | College/University | Undergraduate Degree Undergraduate Degree | |
| California Polytechnic State University (San Luis Obispo) | College/University | Undergraduate Degree Undergraduate Degree | |
American Society for Testing & Materials
 American Society for Testing & Materials Miscellaneous Commercial ServicesCommercial Services American Society for Testing & Materials provides information infrastructure services. The firm develops voluntary codes & regulations for technical materials, products, systems and services. It offers services in areas such as petroleum, medical devices, consumer products and environmental assessment. The company was founded in 1898 and is headquartered in West Conshohocken, PA. | Miscellaneous Commercial Services | Corporate Officer/Principal Corporate Officer/Principal | |
The American Institute of Architects
 The American Institute of Architects Miscellaneous Commercial ServicesCommercial Services The American Institute of Architects operates as a professional association of architects. It provides support services for architects who wants to continue education experience and maintain their licensure; web-based resources; and conducts market research and provides analysis of the economic factors that affect the business of architecture. The company was founded by Richard Upjohn, H. W. Cleaveland, Henry Dudley, Leopold Eidlitz, Edward Gardiner, Richard Morris Hunt, J. Wrey Mould, Fred A. Petersen, J. M. Priest, John Welch, Richard Upjohn Jr., Charles Babcock, and Joseph C. Wells on February 23, 1857 and is headquartered in Washington, DC. | Miscellaneous Commercial Services | Corporate Officer/Principal Corporate Officer/Principal Director/Board Member | |
American Society of Mechanical Engineers
 American Society of Mechanical Engineers Miscellaneous Commercial ServicesCommercial Services American Society of Mechanical Engineers operates non-profit professional organization that enables collaboration, knowledge sharing and skill development for engineering community. The company was founded in 1880 and is headquartered in New York, NY. | Miscellaneous Commercial Services | Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal | |
The Association of Energy Engineers, Inc.
 The Association of Energy Engineers, Inc. Miscellaneous Commercial ServicesCommercial Services The Association of Energy Engineers promotes scientific and educational interest in the energy industry. The firm offers training seminars and learning programs. The company was founded by Albert Thumann in 1977 and is headquartered in Atlanta, GA. | Miscellaneous Commercial Services | Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal | |
International Society for Pharmaceutical Engineering
 International Society for Pharmaceutical Engineering Miscellaneous Commercial ServicesCommercial Services The International Society for Pharmaceutical Engineering is a nonprofit association that focuses on scientific, technical, and regulatory advancement throughout the entire pharmaceutical lifecycle. The non-profit company is based in Tampa, FL. The company engages with all levels of regulators to ensure that their education, training, document development, and interpretation are cutting-edge and focused on enabling the production and supply of therapies and devices with unmatched levels of flow, efficiency, and quality sustainably and at scale. John Bournas has been the CEO of the company since 2015. | Miscellaneous Commercial Services | Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal | |
National Fire Protection Association, Inc.
 National Fire Protection Association, Inc. Miscellaneous Commercial ServicesCommercial Services National Fire Protection Association provides fire, building, electrical and life safety materials. The company was founded in 1896 and is headquartered in Quincy, MA. | Miscellaneous Commercial Services | Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal | |
National Society of Professional Engineers
 National Society of Professional Engineers Miscellaneous Commercial ServicesCommercial Services National Society of Professional Engineers operates as a national organization committed to addressing the professional concerns of licensed PEs across all disciplines. The company was founded in 1934 and is headquartered in Alexandria, VA. | Miscellaneous Commercial Services | Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal | |
American Society of Plumbing Engineers
 American Society of Plumbing Engineers Miscellaneous Commercial ServicesCommercial Services The American Society of Plumbing Engineers is an organization that focuses on the design, specification, and inspection of plumbing systems. The private company is based in Des Plaines, IL. William M. Smith has been the CEO of the company since 1993. | Miscellaneous Commercial Services | Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal | |
| The University of North Carolina at Charlotte | College/University | Masters Business Admin Undergraduate Degree Undergraduate Degree | |
Hong Kong Institution of Engineers
 Hong Kong Institution of Engineers Miscellaneous Commercial ServicesCommercial Services The Hong Kong Institution of Engineers operates as a professional membership organization. The non-profit company is based in Hong Kong, Hong Kong. The CEO of the Chinese company is Wing Hang Sit. | Miscellaneous Commercial Services | Corporate Officer/Principal Corporate Officer/Principal | |
| The Hong Kong Polytechnic University | College/University | Doctorate Degree Undergraduate Degree | |
Blu Homes, Inc.
 Blu Homes, Inc. HomebuildingConsumer Durables Blu Homes, Inc. designs and builds architect-designed, green precision-built prefab homes for residential, commercial, and institutional buyers. The company was founded by William M. Haney, III, Dennis Michaud, and Maura G. McCarthy in 2008 and is headquartered in Vallejo, CA. | Homebuilding | Founder General Counsel | |
JDB Engineering, Inc.
 JDB Engineering, Inc. Engineering & ConstructionIndustrial Services JDB Engineering, Inc. provides consulting and engineering services. Its services include mechanical, electrical and plumbing engineering, lighting design, and industrial process design. The firm serves to healthcare, higher education, manufacturing and food processing, research and life sciences, and government industries. The company was founded in 1981 and is headquartered in York, PA. | Engineering & Construction | President Corporate Officer/Principal | |
Mechanical Reps, Inc.
 Mechanical Reps, Inc. Wholesale DistributorsDistribution Services Mechanical Reps, Inc. engages in heating, ventilating and air conditioning sales and services. It offers system design, equipment selection, service department and warehouse services. The company was founded in 1974 and is headquartered in Austin, TX. | Wholesale Distributors | Director/Board Member Director/Board Member | |
International District Energy Association Corp.
 International District Energy Association Corp. Miscellaneous Commercial ServicesCommercial Services International District Energy Association engages in fostering its members who provides sound district heating, district cooling and cogeneration services. The company was founded in 1909 and is headquartered in Westborough. MA. | Miscellaneous Commercial Services | Director/Board Member Corporate Officer/Principal | |
| American Solar Energy Society | Corporate Officer/Principal Corporate Officer/Principal | ||
M/E Engineering PC
 M/E Engineering PC Engineering & ConstructionIndustrial Services M/E Engineering PC is a mechanical and electrical consulting engineering firm. It offers mechanical and electrical engineering, lighting dynamic, computational fluid dynamics, commissioning and building information modeling services. The company was founded by Allen G. Casey, Joseph F. Straub, Ronald C. Mead and William P. Liberto in 1991 and is headquartered in Rochester, NY. | Engineering & Construction | Corporate Officer/Principal President | |
The Chartered Institution of Building Services Engineers
 The Chartered Institution of Building Services Engineers Miscellaneous Commercial ServicesCommercial Services The Chartered Institution of Building Services Engineers (CIBSE) is a professional organization that promotes and advances the field of building services engineering. The non-profit company is based in London, UK, and has subsidiaries in the United Kingdom. The British company's focus is on investing in education and research, and supporting the community of built environment professionals in their pursuit of excellence. The CEO of the company is Ruth Carter. | Miscellaneous Commercial Services | Corporate Officer/Principal Corporate Officer/Principal | |
| University of Mary Washington | College/University | Undergraduate Degree | |
Perkins Eastman Architects D.P.C
 Perkins Eastman Architects D.P.C Engineering & ConstructionIndustrial Services Perkins Eastman Architects DPC provides architectural services. The firm's practice area include civic and cultural, healthcare, higher education, hospitality, large scale mixed-use, office and retail, planning and urban design, residential, science and technology and sports and exhibition sector. The comapny was founded by L. Bradford Perkins and Mary-Jean Eastman in 1981 and is headquartered in New York, NY. | Engineering & Construction | Corporate Officer/Principal | |
William McDonough + Partners LLC
 William McDonough + Partners LLC Engineering & ConstructionIndustrial Services William McDonough + Partners LLC provides architectural services. The private company is based in Charlottesville, VA. The company was founded by Bill McDonough. | Engineering & Construction | Corporate Officer/Principal | |
The Institute of Industrial & Systems Engineers, Inc.
 The Institute of Industrial & Systems Engineers, Inc. Miscellaneous Commercial ServicesCommercial Services The Institute of Industrial & Systems Engineers, Inc. provides educational services to industrial and systems engineers. It offers design, improvement and installation of integrated systems of people, materials, information, equipment and energy. The company was founded in 1948 and is headquartered in Norcross, GA. | Miscellaneous Commercial Services | Corporate Officer/Principal | |
| Chesapeake Area Society of Healthcare Engineering | Corporate Officer/Principal | ||
RMF Engineering, Inc. PC
 RMF Engineering, Inc. PC Engineering & ConstructionIndustrial Services RMF Engineering, Inc. PC provides mechanical and electrical engineering services. Its services include utility master planning, mechanical and electrical engineering, utility infrastructure, civil and structural engineering, field services and commissioning. The firm’s clients include healthcare, laboratory/research, higher education, government, and sports facilities. The company was founded in 1983 and is headquartered in Baltimore, MD. | Engineering & Construction | Corporate Officer/Principal |
Statistics
International
| United States | 44 |
| Hong Kong | 3 |
| United Kingdom | 2 |
Sectoral
| Consumer Services | 17 |
| Commercial Services | 14 |
| Industrial Services | 9 |
| Producer Manufacturing | 4 |
| Electronic Technology | 2 |
Operational
| Corporate Officer/Principal | 307 |
| Undergraduate Degree | 69 |
| Director/Board Member | 62 |
| President | 29 |
| Founder | 20 |
Most connected contacts
| Insiders | |
|---|---|
| John P. Mitola | 26 |
| Gregory Kats | 17 |
| Kang Ching Ma | 13 |
| Jack Shaffer | 13 |
| Maura G. McCarthy | 10 |
| Lisa G. Jeff | 10 |
| Thomas L. Pierson | 10 |
| Chin Seang Chow | 10 |
| Suzanne H. Rueck | 10 |
| Rob Zivney | 9 |
| Shirley Jean Bergman | 9 |
| Steven D. Marston | 8 |
| Charlie Huizenga | 8 |
| Ryan E. Dings | 8 |
| Chisalita Dumitru | 8 |
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