黑石矿业 BSM

Thomas L. Carter, Jr. Mr. Carter has served as Executive Chairman of the Board since January 2026 and served as Chairman and Chief Executive Officer of the General Partner from November 2014 until January 2026. Mr. Carter served as President of the General Partner from November 2014 to June 2018 and returned to the position from February 2023 until January 2026. Mr. Carter founded BSMC, our predecessor, and served as President, Chief Executive Officer, and Chairman of Black Stone Natural Resources, L.L.C. (BSNR), the former general partner of BSMC, from 1998 to 2015. Mr. Carter served as Managing General Partner of W.T. Carter & Bro. from 1987 to 1992 and Black Stone Energy Company from 1980 to present, both of which preceded the General Partner. Mr. Carter founded Black Stone Energy Company, BSMC's operating and exploration subsidiary, in 1980. From 1978 to 1980, Mr. Carter served as a lending officer in the Energy Department of Texas Commerce Bank in Houston, Texas, after serving in various other roles from 1975. Mr. Carter received M.B.A. and B.B.A. degrees from the University of Texas at Austin. Mr. Carter served as a director of Carrizo Oil & Gas Inc. from 2005 to 2019. Mr. Carter currently serves as a Trustee Emeritus of The Lawrenceville School.

L. Steve Putman. Mr. Putman has served as Senior Vice President, General Counsel, and Secretary of the General Partner since November 2014. Mr. Putman served as Senior Vice President, General Counsel, and Secretary of BSNR from 2013 to 2015. Prior to joining BSMC, Mr. Putman was Managing Director and General Counsel of Quintana Capital Group from 2008 to 2013 and Vice President, General Counsel, and Secretary of Quintana Maritime Limited from 2005 to 2008. He also worked as an associate at Vinson & Elkins L.L.P. from 2001 to 2005 and Mayer Brown LLP from 2000 to 2001. Mr. Putman received a B.A. from the University of Texas at Austin and a J.D. from the University of Chicago. He is licensed to practice law in the states of Texas and Illinois.

H. Taylor DeWalch. Mr. H. Taylor DeWalch has served as a director and as Co-Chief Executive Officer and President since January 2026. He served as Senior Vice President and Chief Financial Officer from May 2024 to January 2026, Vice President, Corporate Strategy and Development from February 2024 to May 2024, and Director, Strategy and Asset Development from February 2023 to February 2024. Prior to joining the General Partner in 2023, Mr. H. Taylor DeWalch served as Senior Reservoir Engineer for Callon Petroleum, Inc. from 2022 to February 2023, and prior to that he served in multiple roles for Unitex Oil and Gas from 2018 to 2022, including Vice President of Reservoir Engineering, and in various engineering capacities for Anadarko Petroleum from 2012 to 2018. Mr. H. Taylor DeWalch received his Bachelor of Science in Petroleum Engineering from Louisiana State University.

Fowler T. Carter. Mr. Fowler T. Carter has served as a director and as Co-Chief Executive Officer and President of the General Partner since January 2026. Mr. Carter served as Senior Vice President, Corporate Development from February 2025 to January 2026, Vice President, Business Development of the General Partner from March 2024 to February 2025, and before that, he served in various other roles with the Partnership since joining in 2010. Prior to joining the Partnership, Mr. Carter served as an Associate in the Restructuring, Valuation, and Transactional Advisory practices at Opportune Consulting. Mr. Carter received his M.B.A. degree from the University of Saint Thomas and his B.B.A. from Saint Edwards University. Mr. Carter currently serves on the Board of Trustees for both The Joy School and Episcopal High School.

Chris R. Bonner. Chris R. Bonner has served as Senior Vice President, Chief Financial Officer, and Treasurer of the General Partner since January 2026. He previously served as Vice President, Chief Accounting Officer from February 2025 to January 2026, and as Director, Accounting from March 2022 until his appointment to Controller in June 2024. Before that, he served as Corporate Accounting Manager of the General Partner since March 2020 and SEC Reporting Manager since October 2018. Before joining the Partnership, he worked in various audit-related capacities, most recently as Audit Manager, at BDO USA, LLP, a public accounting firm, which he joined in 2012. Mr. Bonner graduated from the University of Texas at Austin with a Bachelors in Accounting and a Masters in Professional Accounting. He is a Certified Public Accountant.

Carin M. Barth. Ms. Barth has served as a director of the General Partner since March 2015. She has served as President of LB Capital, Inc., a private capital firm she co-founded in 1988, since 2005. She has also served on the boards of directors of Enterprise Products Holdings LLC since 2015; Group 1 Automotive, Inc. since 2017; and she has served as a trustee of The Welch Foundation since 2012. She has served as either a Senior Advisor or an Operating Partner of Mountain Capital Management, LLC, an energy-focused private-equity firm, since 2022 and serves on the boards of one of its portfolio companies. Ms. Barth served on the boards of directors of BBVA USA Bancshares, Inc. (a subsidiary of BBVA Group) from January 2020 until May 2021; Halcon Resources Corporation from April 2019 to October 2019; Western Refining, Inc., a public crude oil refiner and marketer of refined products, from 2006 to 2016; and the Bill Barrett Corporation, a public oil and natural gas exploration and development company, from 2012 to 2016. From 2007 to 2021, she served as a board member of The Ronald McDonald House of Houston. From 2008 to 2014, she served as a Commissioner to the Department of Public Safety for the State of Texas. She served as a member of the board of regents of Texas Tech University from 1999 to 2005 and was Chairman of the University's endowment from 2001 to 2005, 2006 to 2010, and was again appointed as Chairman in 2012 to 2018. During 2004 to 2005, Ms. Barth took a leave of absence from LB Capital, Inc., to serve as Chief Financial Officer of the U.S. Department of Housing and Urban Development in Washington, D.C. From September 2006 to July 2007, she also served as Interim Senior Vice President of Finance and Administration (CFO) at Texas Southern University.

William E. Randall. Mr. Randall has served as director of the General Partner since June 2017. Mr. Randall has been a commercial real estate developer since 2001, and owns, manages, and leases retail shopping centers in the greater Houston, Texas area in various single purpose entities not affiliated with the Partnership. Additionally, Mr. Randall is an active manager in family investments, including venture capital, farming and ranching operations, and stock portfolios. Mr. Randall is a retired Navy Captain with over 30 years of service in active and reserve component commands leading troops in combat and peace time operations. Mr. Randall currently serves on the board of directors of Wayne Duddlesten Foundation. Mr. Randall received his B.S. from the United States Naval Academy in 1990 and M.B.A. from Rice Business School in 2001.

Mr. DeWalch has served as director of the General Partner since March 2015. Mr. DeWalch served as director of BSNR from 2009 to 2015. Mr. DeWalch also serves as President of DeWalch Holdings LLC, co-owner of DeWalch Holdings LLC, President and Manager of DeWalch Investments, LLC and as President of DeWalch Diversified LP and other DeWalch-related entities. Mr. DeWalch served as Executive Vice President and Chief Financial Officer of DeWalch Technologies, Inc. from 1993 to 2022 and was a co-owner of DeWalch Technologies, Inc. from 1995 to 2022. Mr. DeWalch served on the board of directors of DeWalch Technologies, Inc. from 1985 to 2022. Mr. DeWalch began his career in commercial banking in New York with the Irving Trust Company where he served as a lending officer. Mr. DeWalch currently serves on the board of Texas Children's Hospital and on the board of visitors of South Texas College of Law. He received M.B.A. and B.B.A. degrees from the University of Texas at Austin.

James W. Whitehead. Mr. Whitehead has served as director of the General Partner since July 2023. He has been the Alternative Investments Manager of R. Lacy Services, Ltd., a private oil & gas company, since 2020. From 2005 until he left to join R. Lacy Services, Ltd., he worked at the Partnership in various capacities, most recently as Director of Enterprise Operations Optimization. Mr. Whitehead has also served on the board of managers of R. Lacy Services, GP, LLC since 2020. He currently serves on the board of trustees of Episcopal High School in Houston. He received a B.S. from Vanderbilt University and an M.B.A. from the Jones Graduate School of Business at Rice University.

Jerry V. Kyle, Jr. Mr. Kyle has served as director of the General Partner since March 2015. Mr. Kyle served as director of BSNR from January 2013 to 2015. Mr. Kyle has been a Partner at Orrick, Herrington & Sutcliffe LLP since 2018. From 2002 until 2018, Mr. Kyle was a Partner at Andrews Kurth Kenyon LLP. Mr. Kyle received his J.D. from the University of Texas School of Law in 1990 and his B.A. from The Colorado College in 1984. He is a member of the Texas Bar Foundation and the Austin Bar Association.

Erin Phillips, currently Director, Corporate Accounting, will serve as Controller and act as principal accounting officer, effective January 1, 2026. Erin Phillips, 41, joined the Partnership in July 2024 in her current role. Immediately prior to joining the Partnership, she had served as a Consulting Manager with Arcus Advisors since 2022, providing contract accounting and audit-related services, most recently to the Partnership. Before joining Arcus, she was an independent consultant providing public accounting services from 2015 to 2022, and an Associate to Audit Manager with PKF of Texas from 2007 to 2015. She graduated from Texas Christian University with a Bachelors in Economics and a Masters in Accountancy. She is a Certified Public Accountant.

On February 4, 2026, the Board of Directors of the company appointed Anne Hamman to serve as a member of the Board effective immediately.