| Gary D. Fields |
Gary D. Fields currently works at AAON Coil Products, Inc., as Chief Executive Officer, AAON, Inc. (Oklahoma), as President, Chief Executive Officer & Director from 2020, BasX, Inc., as Chief Executive Officer, AAON, Inc., as Director from 2025, and GKR Partners Ltd., as President & Owner. Mr. Fields also formerly worked at Texas Airsystems LLC, as Sales Representative from 1983 to 2012 and American Society of Heating Refrigerating & Air-Conditioning, as President. |
| Norman H. Asbjornson |
Norman H. Asbjornson is the founder of AAON, Inc. (Oklahoma) since 1988, holding the title of Director. Mr. Asbjornson is the founder of AAON, Inc. since 1987, holding the title of Director since 2022. Mr. Asbjornson is currently the Chairman of AAON Coil Products, Inc. since 2012. Mr. Asbjornson is currently the President of AAON Canada, Inc. Mr. Asbjornson is currently the President of AAON Properties, Inc. |
| Matthew J. Tobolski |
Matthew J. Tobolski is the founder. Dr. Tobolski was the founder of BasX Solutions LLC, holding the title of President since 2012. Dr. Tobolski is currently the President, Chief Executive Officer & Director at AAON, Inc. since 2021, a Member of the American Society of Heating Refrigerating & Air-Conditioning, and a Member of The American Society of Civil Engineers. Education includes graduate and doctorate degrees from the University of California San Diego and an undergraduate degree from the University of Massachusetts. |
| Stephen Wakefield |
Stephen Wakefield currently works at AAON, Inc., as Executive VP & General Manager-AAON Business Unit from 2025. Mr. Wakefield also formerly worked at AAON Coil Products, Inc., as Chief Operating Officer from 2020 to 2024. Mr. Wakefield received his undergraduate degree from Oklahoma State University. |
| Christopher D. Eason |
Christopher D. Eason currently works at AAON, Inc., as Principal Accounting Officer from 2025. Mr. Eason also formerly worked at Grant Thornton LLP, as Senior Manager. Mr. Eason received his undergraduate degree and graduate degree from Oklahoma State University. |
| Casey R. Kidwell |
Casey R. Kidwell currently works at AAON, Inc., as Chief Administration Officer from 2025. Mr. Kidwell also formerly worked at WPX Energy, Inc., as Manager-Human Resources Operations. Mr. Kidwell received his undergraduate degree from Oklahoma State University. |
| Rebecca A. Thompson |
Rebecca A. Thompson currently works at AAON, Inc., as Chief Financial Officer, Treasurer & VP from 2024, AAON Coil Products, Inc., as Chief Financial Officer & Treasurer, and BasX, Inc., as Chief Financial Officer. Ms. Thompson also formerly worked at Grant Thornton LLP, as Senior Manager. Ms. Thompson received her undergraduate degree and graduate degree from The University of Tulsa. |
| Arthur H. McElroy |
Arthur H. McElroy currently works at AAON, Inc., as Independent Chairman from 2022, Tulsa City of-Rogers County Port Authority, as Chairman, Southern Specialties Co., as Chairman from 2002, St. John Health System, Inc., as Director from 2017, and AAON, Inc. (Oklahoma), as Director. Mr. McElroy also formerly worked at McElroy Manufacturing, Inc., as President & Chief Executive Officer, Pryer Aerospace LLC, as Director, and Pryer Aerospace LLC, as Director. Mr. McElroy received his undergraduate degree from The University of Tulsa. |
| David R. Stewart |
David R. Stewart currently works at Oklahoma Business Roundtable, as Chairman, AAON, Inc., as Independent Director from 2021, AAON, Inc. (Oklahoma), as Director, The State Chamber of Oklahoma, as Director, Tulsa Regional Chamber of Commerce, as Director, Tulsa Community College Foundation, as Director, Oklahoma Ordnance Works Authority, as Trustee & Chief Administrative Officer, and Midamerica Industrial Park, as Chief Administrative Officer. Mr. Stewart also formerly worked at Cherokee Nation Industries LLC, as Chief Executive Officer and Cherokee Nation Businesses LLC, as Chief Executive Officer. Mr. Stewart received his undergraduate degree and graduate degree from Oklahoma State University. |
| Bruce E. Ware |
Bruce E. Ware currently works at Seneca Foods Corp., as Independent Director from 2023, AAON, Inc., as Independent Director from 2021, Blackhawk Bancorp, Inc. (Wisconsin), as Director from 2021, DaVita, Inc., as Vice President, and University of Mississippi Foundation, as Trustee. Mr. Ware also formerly worked at Uplift Education, as Director, Mortar Board Alumni, as Director, Blackhawk Bank (Beloit, Wisconsin), as Independent Director, and Omicron Delta Kappa Society, Inc., as Member. Mr. Ware received his undergraduate degree from the University of Mississippi, Masters Business Admin degree from Harvard Business School, and graduate degree from Lyndon B Johnson School of Public Affairs. |
| Caron A. Lawhorn |
Caron A. Lawhorn currently works at AAON, Inc., as Independent Vice Chairman from 2022, Northern Border Pipeline Co., as Director from 2010, ONEOK Partners GP LLC, as Director, Chief Accounting Officer & SVP from 2009, AAON, Inc. (Oklahoma), as Director, Targa Resources Corp., as Independent Director from 2024, Targa Resources Partners LP, as Director from 2024, The American Institute of Certified Public Accountants, as Member, Guardian Pipeline LLC, as Chief Accounting Officer & Senior Vice President, American Gas Association, as Member, The Institute of Internal Auditors, as Member, Oklahoma Business Ethics Consortium, as Member, Saint Simeon's Episcopal Home, as Treasurer, Tulsa Community College, as Chair-Regents Board, and Tulsa Stadium Trust, as Trustee. Ms. Lawhorn also formerly worked at Southern Gas Association, as Chairman, Tulsa Area United Way, as Vice Chairman, ONEOK Partners LP, as Director, SVP-Corporate Planning & Development from 2009 to 2011, ONEOK, Inc., as Chief Accounting Officer & Senior Vice President from 2007 to 2010, KPMG LLP, as Senior Manager, Oklahoma Natural Gas Co., as Senior Vice President-Commercial & Natural Gas, Kansas Gas Service Co., Inc., as President, Texas Gas Service Co., Inc., as President, Emergency Medical Services Authority, as Chief Financial Officer, ONE Gas, Inc., as Chief Financial Officer & Senior Vice President from 2019 to 2023, and Ronald Mcdonald House Charities of Tulsa, as President. Ms. Lawhorn received her undergraduate degree in 1983 from The University of Tulsa. |
| Angela E. Kouplen |
Angela E. Kouplen currently works at AAON, Inc., as Independent Director from 2016, Oklahoma State University Alumni Association, as Director, Junior Achievement of Oklahoma, Inc., as Director, AAON, Inc. (Oklahoma), as Director, and ONE Gas, Inc., as Chief Human Resources Officer & Senior VP from 2023. Ms. Kouplen also formerly worked at The Williams Cos., Inc., as Manager-IT Strategy & Governance from 2010 to 2011, CITGO Petroleum Corp., as Manager-E Business Strategy & Alliance, WPX Energy, Inc., as Chief Information Officer & SVP-Administration from 2018 to 2021, and The University of Tulsa, as Chief Information Officer & VP-Administration from 2022 to 2023. Ms. Kouplen received her undergraduate degree from Oklahoma State University and Masters Business Admin degree from The University of Tulsa. |
| Stephen O. LeClair |
Stephen O. LeClair currently works at Core & Main LP, as Chairman & Chief Executive Officer from 2024, Core & Main, Inc., as Executive Chairman from 2025, AAON, Inc., as Independent Director from 2017, and AAON, Inc. (Oklahoma), as Director. Mr. LeClair also formerly worked at Oppenheimer Trust Co., as Chief Executive Officer, HD Supply Holdings, Inc., as Senior Director-Operations, Core & Main Holdings LP, as Director from 2017 to 2021, GE Appliances Europe, as Principal, GE Equipment Services Corp., as Senior Vice President-Marketing from 2002 to 2006, GE Capital Equipment Services Ltd., as Senior Vice President from 2002 to 2005, and HD Supply Lumber & Building Materials, as President from 2006 to 2008. Mr. LeClair received his undergraduate degree from Union College (New York) and Masters Business Admin degree from the University of Louisville. |
