![David Carroll](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
David Carroll
Director/Board Member at
NATIONAL FUEL GAS COMPANY
Net worth: 2 M $ as of 31/05/2026
Profile
David C.
Carroll currently serves as Independent Director at National Fuel Gas Co. since 2012 and Director at Changing World Technologies, Inc. since 2006.
Current roles also include Member-Governing Board at Stanford University, Member at The Executives Club of Chicago, Trustee at American Gas Foundation, Member at Society of Gas Lighting, and Advisor at Energy Capital Ventures.
Former positions include President, Chief Executive Officer & Director at GTI Energy from 2012 to 2022, Director-Business Development at Linde, Inc. (Connecticut) in 2001, Director at Versa Power Systems, Inc. from 2006 to 2012, Principal at Air Products & Chemicals, Inc. in 1994, and President at International Gas Union from 2015 to 2018.
Education includes undergraduate studies at the University of Pittsburgh and an MBA from Lehigh University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 01/04/2026 | 30,622 ( 0.03% ) | 2 M $ | 31/05/2026 |
David Carroll active positions
| Companies | Position | Start |
|---|---|---|
| NATIONAL FUEL GAS COMPANY | Director/Board Member | 07/06/2012 |
Changing World Technologies, Inc.
 Changing World Technologies, Inc. Chemicals: SpecialtyProcess Industries Develops and commercializes processes to convert organic and waste materials into clean fuels and energy products | Director/Board Member | 01/11/2006 |
Society of Gas Lighting | Corporate Officer/Principal | - |
The Executives Club of Chicago
 The Executives Club of Chicago Miscellaneous Commercial ServicesCommercial Services Operates as a premier membership organization and business forum | Corporate Officer/Principal | - |
American Gas Foundation | Director/Board Member | - |
Stanford University
 Stanford University Other Consumer ServicesConsumer Services Functions as a College/University | Corporate Officer/Principal | - |
Energy Capital Ventures
 Energy Capital Ventures Investment ManagersFinance Energy Capital Ventures invests in companies located in the United States. The firm targets companies operating across a broad range of sectors and industries. It provides financing for seed and early stage capital requirements with an investment size of USD 2 - 5 million. The firm makes co-investments. It also acts as a lead investor and takes a seat on the board of directors. | Consultant / Advisor | - |
Former positions of David Carroll
| Companies | Position | End |
|---|---|---|
GTI Energy
 GTI Energy Miscellaneous Commercial ServicesCommercial Services Operates as a research, development and training organization to the natural gas industry | Chief Executive Officer | 01/01/2022 |
International Gas Union
 International Gas Union Miscellaneous Commercial ServicesCommercial Services Operates as a business association | President | 01/01/2018 |
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Training of David Carroll
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
64
1st degree connections
14
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 14 |
|---|---|
Air Products & Chemicals, Inc.
 Air Products & Chemicals, Inc. Chemicals: SpecialtyProcess Industries Manufactures and supplies oxygen, nitrogen, argon, hydrogen, helium & carbon dioxide gases | Process Industries |
National Fuel Gas Co.
 National Fuel Gas Co. Integrated OilEnergy Minerals Operates as a holding company whose subsidiaries engages in integrated upstream, gathering, utility and pipeline storage of natural gas & oil | Energy Minerals |
Linde, Inc. (Connecticut)
 Linde, Inc. (Connecticut) Chemicals: SpecialtyProcess Industries Produces and distributes industrial gases | Process Industries |
Stanford University
Stanford University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
University of Pittsburgh
 University of Pittsburgh Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
GTI Energy
GTI Energy Miscellaneous Commercial ServicesCommercial Services Operates as a research, development and training organization to the natural gas industry | Commercial Services |
Versa Power Systems, Inc.
 Versa Power Systems, Inc. Miscellaneous Commercial ServicesCommercial Services Provides and develops solid oxide fuel cell technology | Commercial Services |
Lehigh University
 Lehigh University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Changing World Technologies, Inc.
Changing World Technologies, Inc. Chemicals: SpecialtyProcess Industries Develops and commercializes processes to convert organic and waste materials into clean fuels and energy products | Process Industries |
The Executives Club of Chicago
The Executives Club of Chicago Miscellaneous Commercial ServicesCommercial Services Operates as a premier membership organization and business forum | Commercial Services |
American Gas Foundation | |
International Gas Union
International Gas Union Miscellaneous Commercial ServicesCommercial Services Operates as a business association | Commercial Services |
Society of Gas Lighting | |
Energy Capital Ventures
Energy Capital Ventures Investment ManagersFinance Energy Capital Ventures invests in companies located in the United States. The firm targets companies operating across a broad range of sectors and industries. It provides financing for seed and early stage capital requirements with an investment size of USD 2 - 5 million. The firm makes co-investments. It also acts as a lead investor and takes a seat on the board of directors. | Finance |
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