John Clarke
Chairman at THERMON GROUP HOLDINGS, INC.
Net worth: 1 M $ as of 2024-03-30
Profile
John U.
Clarke has assumed the role of Senior Advisor to the firm.
He joined Turnbridge in 2011 and remains a Partner.
In his current role, he is a resource for advice and counsel to the firm’s Investment Committee and the management teams of our portfolio companies.
Prior to joining Turnbridge, Mr. Clarke was Chairman and Chief Executive Officer of Natco Group Inc., a publicly-traded global oil field equipment manufacturer and services provider, until its sale to Cameron International in 2009.
During a four decade period, Mr. Clarke served as a senior executive in several large, publicly-traded, energy related companies spanning the upstream, midstream and downstream markets.
Mr. Clarke serves as Chairman of Cimarron, Inc. He has served on a number of public and private company boards and is currently a member of the board of directors of Thermon Holdings, Inc. (NYSE: THR) where he chairs the Nomination and Corporate Governance Committee which, among other duties, has primary oversight responsibility for the Company’s ESG initiatives.
Mr. Clarke earned a Bachelor of Arts degree in Economics from the University of Texas and a Masters of Business Administration from Southern Methodist University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2024-03-31 | 35,190 ( 0.10% ) | 1 M $ | 2024-03-30 |
John Clarke active positions
| Companies | Position | Start |
|---|---|---|
| THERMON GROUP HOLDINGS, INC. | Chairman | 2023-11-07 |
Glori Energy Technology, Inc.
 Glori Energy Technology, Inc. Contract DrillingIndustrial Services Glori Energy Technology, Inc. provides oil recovery interface of biology, chemistry and engineering. It designs customized microbe and nutrient treatment systems, including Activated Environment for the Recover of Oil System for oil producers to install into existing production infrastructure to increase oil recovery. The company was founded by John A. Babcock, Suresh Kumar Soni and Rajendra Kumar Pachauri in 2005 and is headquartered in Houston, TX. | Chairman | - |
Cimarron Energy Holdco, Inc.
 Cimarron Energy Holdco, Inc. Engineering & ConstructionIndustrial Services Cimarron Energy Holdco, Inc. operates as a holding company. The company is headquartered in Dallas, TX. | Chairman | - |
Aereon, Inc.
 Aereon, Inc. Environmental ServicesIndustrial Services Aereon, Inc. engages in the provision of gas and vapor handling, combustion, and recovery technologies and services. Its brands include Flare Industries, Jordan Technologies, Mactronic, and Abutec - Advanced Burner Technologies. The company was founded in 2012 and is headquartered in Austin, TX. | Chairman | - |
Cimarron Energy, Inc.
 Cimarron Energy, Inc. Oilfield Services/EquipmentIndustrial Services Cimarron Energy, Inc. manufactures oil and natural gas production and processing equipment. Its products include flares, gas production units, LACT units, line heaters, oil treating, sand separators, separation, storage tanks, interconnecting pipe skids, slug catchers, vapour recovery units and vapour recovery towers. The company was founded by John W. Moore Jr. in 1976 and is headquartered in Houston, TX. | Chairman | - |
Pipe Pros LLC
 Pipe Pros LLC Electrical ProductsProducer Manufacturing Pipe Pros LLC provides casing and tubing running services. It offers services for casing fill up tools, handling equipment, power tongs, torque monitoring systems, pick up, lay-down machines and tubing services for hydraulic tongs and chrome handling instruments. The firm provides tubing services to the oil and natural gas sectors. The company was founded by Gary Edwards in July 2009 and is headquartered in Corpus Christi, TX. | Chairman | - |
Turnbridge Capital LLC
 Turnbridge Capital LLC Investment ManagersFinance Turnbridge Capital LLC (Turnbridge Capital) is a private equity firm founded in 2008 by Todd M. Tomlin, Robert B. Horton and Kent Sweezey. The firm is headquartered in Dallas, Texas. | Consultant / Advisor | - |
Former positions of John Clarke
| Companies | Position | End |
|---|---|---|
| RANGER OIL CORPORATION | Director/Board Member | 2016-09-11 |
| GLORI ENERGY INC. | Chairman | 2015-06-28 |
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Training of John Clarke
| Southern Methodist University | Masters Business Admin |
| The University of Texas at Austin | Undergraduate Degree |
Experiences
Positions held
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Listed companies | 3 |
|---|---|
| COTERRA ENERGY INC. | Energy Minerals |
| THERMON GROUP HOLDINGS, INC. | Producer Manufacturing |
| GLORI ENERGY INC. | Industrial Services |
| Private companies | 19 |
|---|---|
| Allwaste, Inc. | Commercial Services |
Ranger Oil Corp.
 Ranger Oil Corp. Oil & Gas ProductionEnergy Minerals Ranger Oil Corp. is an independent oil and gas company, which engages in the exploration, development, and production of crude oil, natural gas liquids, and natural gas. It focuses on its Eagle Ford Shale project located in South Texas. The company was founded in 1882 and is headquartered in Houston, TX. | Energy Minerals |
Dynegy, Inc. /Old/
 Dynegy, Inc. /Old/ Oil & Gas ProductionEnergy Minerals Dynegy, Inc., a holding company provides electricity, natural gas and natural gas liquids to markets and customers throughout the United States through its subsidiaries. The company owns and operates a diverse portfolio of assets, including power plants and gas processing plants. It provides wholesale power to utilities, cooperatives, municipalities, and commercial and industrial customers. It gathers and processes natural gas, and fractionates, stores, transports, and markets natural gas liquids. The company was incorporated in the state of Illinois in 1999 and is based in Houston, Texas. | Energy Minerals |
The Houston Exploration Co.
 The Houston Exploration Co. Integrated OilEnergy Minerals Houston Exploration Co. provides oil and gas exploration services on growing reserves & production through the exploration, development, exploitation and acquisition of natural gas. The company is located in Houston, TX. | Energy Minerals |
Tenneco, Inc.
 Tenneco, Inc. Auto Parts: OEMProducer Manufacturing Tenneco, Inc. engages in the design, manufacture, market and sale of innovative clean air, powertrain and ride performance products and systems. It operates through the following segments: Motorparts, Performance Solutions, Clean Air, and Powertrain. The Motorparts segment consists of a portfolio of brand-name products in the global vehicle aftermarket within seven product categories including shocks and struts, steering and suspension, braking, sealing, engine, emissions, and maintenance. The Performance Solutions segment designs a variety of products and systems designed to optimize the ride experience of the global customer base, including noise, vibration, and harshness performance materials, advanced suspension technologies, ride control, braking, and systems protection. The Clean Air segment offers products and systems designed to reduce pollution and optimize engine performance, acoustic tuning, and weight on a vehicle for light vehicles, commercial trucks, and off-highway original equipment customers. The Powertrain segment focuses on original equipment powertrain products for automotive, heavy duty, and industrial applications. The company was founded on April 1, 1940 and is headquartered in Skokie, IL. | Producer Manufacturing |
Tesco Corp.
 Tesco Corp. Oilfield Services/EquipmentIndustrial Services Tesco Corp. engaged in the provision of technology-based solutions for drilling, servicing, and completion of wells for the upstream energy industry. The company was founded on December 01, 1993 and was headquartered in Houston, TX. | Industrial Services |
NATCO Group, Inc.
 NATCO Group, Inc. Oilfield Services/EquipmentIndustrial Services NATCO Group, Inc. provides equipment technology for oil & gas production and processing. Its services include construction & maintenance, manufacturing, operating & leasing engineer equipment and training. The company also provides equipment solutions including oil treating, separation, gas conditioning, water quality, measurement systems and automation & controls. NATCO Group was founded in 1926 and is headquartered in Houston, TX. | Industrial Services |
Simmons & Company International
 Simmons & Company International Investment Banks/BrokersFinance Founded in 1974, Simmons & Company International is an independent investment bank headquartered in Houston, Texas. The firm is a subsidiary of Piper Jaffray & Co. and their ultimate parent is Piper Jaffray Cos. (NYSE: PJC). Simmons & Co. specializes in the entire spectrum of the energy sector. They also provide services related to M&As and divestitures, public offerings, institutional research and sales and trading. | Finance |
Cimarron Energy, Inc.
Cimarron Energy, Inc. Oilfield Services/EquipmentIndustrial Services Cimarron Energy, Inc. manufactures oil and natural gas production and processing equipment. Its products include flares, gas production units, LACT units, line heaters, oil treating, sand separators, separation, storage tanks, interconnecting pipe skids, slug catchers, vapour recovery units and vapour recovery towers. The company was founded by John W. Moore Jr. in 1976 and is headquartered in Houston, TX. | Industrial Services |
Glori Energy Technology, Inc.
Glori Energy Technology, Inc. Contract DrillingIndustrial Services Glori Energy Technology, Inc. provides oil recovery interface of biology, chemistry and engineering. It designs customized microbe and nutrient treatment systems, including Activated Environment for the Recover of Oil System for oil producers to install into existing production infrastructure to increase oil recovery. The company was founded by John A. Babcock, Suresh Kumar Soni and Rajendra Kumar Pachauri in 2005 and is headquartered in Houston, TX. | Industrial Services |
Harvest Natural Resources, Inc.
 Harvest Natural Resources, Inc. Oil & Gas ProductionEnergy Minerals Harvest Natural Resources, Inc. is a petroleum exploration and production company, which engages in the business of acquiring, exploring, developing, and producing properties in geological basins with proven active hydrocarbon systems. It operates through the following geographical segments: Gabon, Indonesia, and the United States and Other. The company was founded on September 9, 1988 and is headquartered in Dallas, TX. | Energy Minerals |
Transco Energy Co. LLC
 Transco Energy Co. LLC Oil & Gas PipelinesIndustrial Services Part of The Williams Cos., Inc., Transco Energy Co. LLC is a private company that operates natural gas pipelines. The company is based in Houston, TX. Transco Energy Co. was acquired by The Williams Cos., Inc. on January 19, 1995 for $430.50 million. | Industrial Services |
SCF Partners LLC
 SCF Partners LLC Investment ManagersFinance SCF Partners LLC (SCF Partners) is a private equity subsidiary of SCF Partners, Inc. founded in 1989 by L.E. Simmons. The firm is headquartered in Houston, Texas. | Finance |
| Concept Capital Group, Inc. | |
Flare Industries LLC
 Flare Industries LLC Environmental ServicesIndustrial Services Flare Industries LLC develops combustion and pollution control technology and equipment. Its products include enclosed combustion systems and gas compression and vapor recovery systems. The company was founded in 1984 and is headquartered in Austin, TX. | Industrial Services |
Turnbridge Capital LLC
Turnbridge Capital LLC Investment ManagersFinance Turnbridge Capital LLC (Turnbridge Capital) is a private equity firm founded in 2008 by Todd M. Tomlin, Robert B. Horton and Kent Sweezey. The firm is headquartered in Dallas, Texas. | Finance |
Pipe Pros LLC
Pipe Pros LLC Electrical ProductsProducer Manufacturing Pipe Pros LLC provides casing and tubing running services. It offers services for casing fill up tools, handling equipment, power tongs, torque monitoring systems, pick up, lay-down machines and tubing services for hydraulic tongs and chrome handling instruments. The firm provides tubing services to the oil and natural gas sectors. The company was founded by Gary Edwards in July 2009 and is headquartered in Corpus Christi, TX. | Producer Manufacturing |
Aereon, Inc.
Aereon, Inc. Environmental ServicesIndustrial Services Aereon, Inc. engages in the provision of gas and vapor handling, combustion, and recovery technologies and services. Its brands include Flare Industries, Jordan Technologies, Mactronic, and Abutec - Advanced Burner Technologies. The company was founded in 2012 and is headquartered in Austin, TX. | Industrial Services |
Cimarron Energy Holdco, Inc.
Cimarron Energy Holdco, Inc. Engineering & ConstructionIndustrial Services Cimarron Energy Holdco, Inc. operates as a holding company. The company is headquartered in Dallas, TX. | Industrial Services |
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