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Mr. Beckworth is the Company’s lead independent director, and he is a member of the Corporate Governance and Nominating Committee. Mr. Beckworth was a practicing attorney in Houston for thirty years from 1983 to 2013, as an associate and partner in Fulbright & Jaworski, LLP., and subsequently as a founding partner in his own law firm, Watt Beckworth. In 2013, he joined The University of Texas School of Law in Austin where he was an associate dean from 2013 to 2018. Since 2018, Mr. Beckworth has continued in The University of Texas School of Law as a faculty member. Mr. Beckworth also is of counsel with Jackson Walker LLP in the firm’s Austin office. Mr. Beckworth is board certified by the Texas Board of Legal Specialization in Oil, Gas, and Mineral Law. Mr. Beckworth is engaged in family investment, and oil and gas activities and he has served on the boards of several local and national charitable organizations, presently serving as a trustee of the LBJ Foundation and as a director of the Texas Cultural Trust. Mr. Beckworth is a life trustee emeritus of the Kinkaid School in Houston. He is a member of the Texas and American Bar Associations, a life fellow of the Houston and Texas Bar Foundations, and he is licensed to practice law in state and federal courts in Texas and in The United States Supreme Court. He is a member of the Federal Judicial Evaluation Committee. Mr. Beckworth holds a B.A. (1980) from The University of Texas at Austin and a J.D. (1983) from The University of Texas School of Law.

Since 2007, Ms. Bellows has been the majority controlling owner of W.S. Bellows Construction, a Houston-based general contractor founded in 1914 with experience constructing buildings in many market sectors, including healthcare, cultural arts, commercial, religious, renovation, and education. In addition to being majority controlling owner, since 2008 she has served as the Chief Executive Officer and Chairman of the Board of the company. Ms. Bellows graduated from Vanderbilt University with a Bachelor of Arts in Business Administration and Fine Arts. Ms. Bellows has served the Houston community in numerous volunteer leadership and organizational roles over many years including serving on the boards of the Greater Houston Partnership, Rice University’s Baker Institute for Public Policy, the American Heart Association, and the Rice Design Alliance. She currently serves on the board of DePelchin Children’s Center and the advisory council of the Houston Arts Alliance. In spring of 2025, Ms. Bellows was selected from 1,400 alumni of Center for Houston’s Future Business/Civic Leadership Forum alumni to be on an honor roll of 75 Leaders Who Stand Apart for their important work in the Houston region. Her fellow alumni recently voted to include her as one of the Top 25 to help celebrate the Center for Houston’s Future 25th anniversary in 2025. The Company believes Ms. Bellows’ qualifications to serve on the board include her key leadership, risk management, operations, strategic planning and industry expertise that assists the board of directors in overseeing the Company’s operations in addition to her knowledge of the communities the Company serves.

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Ms. Dopjera has served as a director of the Company and Bank since 2023 and is the Chair of the Bank’s Audit Committee. She also serves as a member of the Company’s Audit Committee. She previously served as a director of Allegiance Bank beginning in 2019. Ms. Dopjera spent the first half of her career holding various operational and executive leadership roles for small community banks as well as large regional banks. In 2000, she joined the Houston-based public accounting firm of Harper & Pearson Company, P.C. where she served as Shareholder, Chairman of the Board and Practice Leader for the Firm’s banking and financial institutions practice. The Firm’s services included financial statement audit, tax preparation, regulatory compliance, loan and asset quality review, model validations, interest rate risk assessments, and the design and implementation of internal controls over financial reporting for large financial institutions and publicly traded institutions regulated under FDICIA and Sarbanes-Oxley. In 2018, Ms. Dopjera retired from the practice of public accounting and currently provides part-time accounting, consulting, and regulatory financial reporting services to bankers and financial institutions. She also serves on the Board of Governors for Stoneybrook Golf & Country Club of Sarasota, Florida. Ms. Dopjera received a Bachelor of Science degree in economics from Siena College in Loundonville, N.Y. and became a licensed Certified Public Accountant in the state of Texas in 1986. Ms. Dopjera’s extensive experience focused on accounting and regulatory reporting for financial institutions provides valuable insights and guidance to the Company’s Board and the Bank’s management team.
 

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Mr. Duplantier has served as a director of the Company since 2022 and is a member of the Company’s Compensation Committee and Chair of the Corporate Governance and Nominating Committee. He previously served as a director of Allegiance beginning in 2021. Mr. Duplantier enjoyed a 25-year career in the oil and gas industry with Conoco Inc., ConocoPhillips and Parker Drilling Company. Most recently, he served as Parker Drilling’s President, Rental Tools and Well Services, a position he held from April 2018 until his departure in July 2020. Prior to that role, Mr. Duplantier held a series of executive positions at Parker Drilling from 2009 to 2018. In those positions he had responsibility across more than a dozen countries, and his roles included management and oversight of legal affairs, corporate compliance, internal audit, human resources, environmental, safety and procurement. In December 2018, Parker Drilling Company commenced voluntary Chapter 11 proceedings and filed a prearranged plan of reorganization under the U.S. Bankruptcy Code. Prior to joining Parker Drilling, Mr. Duplantier worked for ConocoPhillips from 2002 to 2009, where he held legal and management roles. From 1995 to 2002, Mr. Duplantier served in multiple roles of increasing responsibility at Conoco Inc. Mr. Duplantier holds a Juris Doctorate from Louisiana State University and a Bachelor of Science degree from Grambling State University. Mr. Duplantier serves on the Board of Directors of Sitio Royalties Corp. (NYSE: STR), where he is a member of the Compensation Committee. Mr. Duplantier also serves on the Board of Directors of AltaGas Ltd. (TSX: ALA), where he is a member of the Human Resources and Compensation Committee as well as the Governance Committee. Additionally, Mr. Duplantier serves as a director of Kodiak Gas Services, Inc. (NYSE: KGS) where he is chair of the Nominating, Governance and Sustainability Committee and is a member of the Personnel and Compensation Committee. Mr. Duplantier’s broad experience across commercial, governance and legal aspects of business along with his professional and leadership experience qualify him to serve on our Board, as well as on any of our committees.

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Mr. Franklin serves as Executive Chairman of Stellar Bank and Chief Executive Officer of Stellar and serves as a director of the Company and Bank. He joined the Company in connection with the merger of equals with Allegiance and CBTX in 2023. Mr. Franklin previously served as Chairman, President and Chief Executive Officer of CBTX from 2013 until 2022. Mr. Franklin began his more than 40-year Houston banking career working for a small community bank in Houston upon graduation from the University of Texas. He then moved to a large, regional bank before gravitating back to his primary interest of community banking. He became President of American Bank in 1988, where he served until the bank was sold to Whitney Holding Corp. in early 2001. Mr. Franklin and his team then joined Horizon Capital Bank, where Mr. Franklin raised sufficient capital to match the bank’s existing capital and took the position of President of Horizon Capital Bank. He served as President until the bank was sold to Cullen/Frost Bankers, Inc. in 2005. Mr. Franklin then started VB Texas, Inc. in November of 2006 as Chairman, President and Chief Executive Officer, serving until a merger of equals between VB Texas, Inc. and CBTX in 2013. Mr. Franklin graduated from the University of Texas at Austin in 1977 with a B.B.A. in Finance. He is currently serving on the Board of Junior Achievement of Southeast Texas and previously served on the Board of the Texas Bankers Association. Mr. Franklin has actively served various charitable organizations over the years, along with serving on the board of a local private school. Mr. Franklin adds financial services experience, especially lending, oil and gas expertise and asset liability management to the Company’s Board, as well as a deep understanding of the Company’s business and operations. Mr. Franklin also brings risk and operations management and strategic planning expertise to the board of directors, skills that are important as the Company continues to implement its business strategy and acquire and integrate growth opportunities.

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Ms. Jeter has served as a director of the Company since 2022 and is the Chairperson of the Company’s Risk Oversight Committee. From 2022 to 2024, she served as Chair of the Corporate Governance and Nominating Committee. She previously served as a director of Allegiance beginning in 2014. She has more than 25 years of experience in strategic and financial communications, corporate governance, marketing, public affairs and business and nonprofit management. Ms. Jeter is a Partner of FGS Global, a strategic communications and public affairs consultancy that she joined in 2017. Ms. Jeter previously served as Group Vice President of Internal and External Affairs for Spectra Energy. Before joining Spectra Energy, Ms. Jeter served as Chief Marketing Officer for Bracewell & Giuliani LLP and served as Vice President of Public Affairs for Duke Energy Gas Transmission, a predecessor company of Spectra Energy. She is a Life Trustee Emerita and a past Chair of the Board of Trustees of the Kinkaid School in Houston and a former Trustee of The Hockaday School in Dallas. She is the founding Chair of Houston’s The Fay School and is also a former member of the Board of Directors of the Greater Houston Community Foundation and St. Luke’s Episcopal Health Charities, among a number of other nonprofit organizations. Ms. Jeter received a Bachelor of Arts degree from the University of North Carolina at Chapel Hill. Her extensive experience in the public company arena is leveraged to assist the organization in all areas of investor relations, governance, risk and vulnerability analysis, crisis and cybersecurity communications, and transaction and financial communications. Her attention to detail and working knowledge of corporate and board governance matters are well-suited to her participation on the Board and Risk Committee and her former role on the Corporate Governance and Nominating Committee.

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Mr. Penland has served as a director of the Company since 2023. He previously served as a director of CBTX and CommunityBank of Texas, N.A. beginning in 2007, and served on CBTX’s Corporate Governance and Nominating Committee and the Company’s Compensation Committee. Mr. Penland founded Quality Mat Company, based in Beaumont, Texas, and served as its President from 1974 until August of 2019, when he assumed the title of Chief Executive Officer. Quality Mat Company is one of the largest mat producers in the world and is one of the oldest companies in the business, with the capabilities of producing everything from heavy equipment mats to event matting. Quality Mat Company’s products carry exclusive patents that serve a variety of major industries. Mr. & Mrs. Penland started the Penland Foundation in 2006, a foundation that helps local organizations in his southeast Texas community, as well as Houston. Mr. Penland has significant experience serving on both public and private boards of directors for community banks. Prior to joining the Company’s Board Mr. Penland served as a director of Texas Regional Bancshares, Inc., a Nasdaq listed bank holding company, from 2004 until its merger with BBVA in 2006, and as a director of Southeast Texas Bancshares, Inc. prior to its acquisition by Texas Regional Bancshares, Inc. Mr. Penland brings key leadership, risk management, operations, strategic planning and oil and gas industry expertise that assists the Board in overseeing the Company’s operations in addition to his knowledge of the communities the Company serves.

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Mr. Reaud has served as a director of the Company since 2020 and is a member of the Company’s Corporate Governance and Nominating and Risk Oversight Committees. He previously served as a director of CBTX beginning in 2020, and in 2021, he began serving on CBTX’s Audit Committee and the Compensation Committee. Mr. Reaud is the founder and CEO of Privateer Capital Management, LP which was formed in 2013. Privateer is a family-owned, multi-strategy investment company headquartered in Austin, Texas. He is also the founder and Chairman of the Lucena Group, which provides security and intelligence solutions to individuals and large corporations around the world. Mr. Reaud attended college at Washington and Lee University, where he studied European History, graduating Magna Cum Laude. After college, Mr. Reaud enrolled in the University of Texas School of Law, from which he received a J.D. with honors. He served as a law clerk to Justice Harriet O’Neill of the Texas Supreme Court. He then worked as a prosecutor for the Travis County Attorney’s Office. Mr. Reaud left his position as a prosecutor to attend the Wharton School of the University of Pennsylvania, where he earned an MBA with a double major in Finance and Strategic Management. Mr. Reaud is Chairman of The Beaumont Foundation of America and sits on the board of two additional charitable foundations: The Reaud Foundation and the University of Texas Law School Foundation. He is a trustee of the Austin Symphony, a member of the Business Executives for National Security, and a Life Fellow of the American Bar Foundation. Mr. Reaud’s excellent credentials, board-level experience, and knowledge of the Texas market enhances the Company’s risk management and assists in identifying and executing strategic business goals.

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Mr. Retzloff serves as Senior Executive Chairman of Stellar Bank and Executive Chairman of Stellar. He joined the Company in connection with the Merger in 2022. Mr. Retzloff previously served as Chairman of Allegiance Bank and CEO of Allegiance and was one of the organizers of Allegiance. Mr. Retzloff has over 43 years of business experience and 36 years of Houston Banking experience. He served as a director of Sterling Bancshares, Inc., a publicly traded multi-billion dollar financial institution, and Sterling Bank from 1987 to 2006, including terms as Chairman of the Board of Sterling Bancshares from 1990 to 1992 and from 2004 to 2005. He is currently Chairman and Chief Executive Officer of Retzloff Industries, Inc. and is an advisory director to Pharos Capital Partners III. Prior to co-founding Allegiance Bank, Mr. Retzloff owned and managed Travis Body & Trailer, Inc., a nationwide manufacturer of specialized truck trailers. His past work experience also includes General Motors, Bristol Myers and Retzloff Capital Corporation. Mr. Retzloff received an Industrial Engineering degree from The Georgia Institute of Technology and a Master of Business Administration degree (with distinction) from the Babcock Graduate School of Management at Wake Forest University. Mr. Retzloff currently serves as a director of Faith in Practice, and, since 2022, the Houston Food Bank also serving as Treasurer and a Chair of its Finance Committee. In addition, he serves as a director of the Greater Houston Partnership, Chairman of its Finance Committee, a member of its Executive Committee and the Audit Committee. He previously served as a director of The Independent Bankers Association of Texas, Vice President of the Kinkaid School Investments Foundation and as trustee of Pines Presbyterian Church, on the advisory Board for the Mays School Banking Program at Texas A&M University and an advisory director for Fuller Texas School of Theology. Mr. Retzloff’s significant experience as a director and officer of community banks and his extensive leadership skills qualify him to serve on our Board.
 

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Mr. Robertson has served as a director of the Company and Bank since 2022. He previously served as a director of Allegiance beginning in 2011. Mr. Robertson has over 30 years of experience overseeing institutional and retail investments. He has managed fixed income investments and designed extensive quantitative models for bond management. For the past five years, Mr. Robertson has been managing his personal investments. Mr. Robertson holds a number of non-profit board appointments and volunteers with many organizations in Houston. Mr. Robertson received a Bachelor of Science from Cornell University and a Masters of Business Administration in Finance from The College of William and Mary. Mr. Robertson’s significant experience in the banking industry and leadership skills qualify him to serve on our Board. Mr. Robertson utilizes his knowledge of investment and fund management as Chair of the Bank’s Balance Sheet Risk Committee. His business expertise provides additional benefit to the Company as he serves as the Chairman of the Company’s Compensation Committee.

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Mr. Swinbank has served as a director of the Company and Bank since 2013 and is a member of the Company’s Risk Oversight Committee. He previously served as a director of CBTX and CommunityBank beginning in 2013, and in 2017, he began serving on CBTX’s Audit Committee, CBTX’s Corporate Governance and Nominating Committee, and CBTX’s Compensation Committee. Mr. Swinbank served as a director of VB Texas, Inc. and Vista Bank Texas from 2006 until the merger of equals with the Company and the Bank in 2013. Mr. Swinbank is the co-founder of The Sprint Companies, Inc., a Houston based sand and gravel company. Other Sprint Companies of which Mr. Swinbank was a partner included Sprint Ft. Bend County Landfill, Sprint Waste Services, and Sprint Montgomery County Landfill, which were sold in 2022. In 2014, he became a Partner of River Aggregates and A&B Holdco. He continues to be active in investment in new businesses. Mr. Swinbank received his B.S. in Agricultural Economics from Texas A&M University in 1974. Mr. Swinbank has been named a Distinguished Alumni at Texas A&M University for his service to the University, his commitment to the community and successful business career. The new Agricultural Science building at Texas A&M was named in the honor of Joe and Shirley Swinbank in 2020. Mr. Swinbank brings a wealth of business experience, as well as a sharp focus on the financial efficiency and profitability of the Company’s customers, to the Board.

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Mr. Tombar has served as a director of the Company since 2024 and the Bank since January of 2023 and is a member of the Company’s Audit Committee and Risk Oversight Committee. He is a Co-Founder of Arcadius Capital Partners, an energy private equity firm as well as its predecessor, SW Capital Partners, which invests growth capital into start-ups and early-stage companies in the upstream oil and gas industry since 2011. From 2007 to 2011, he was a Managing Director and co-head of Scotiabank’s Energy Private Equity group. Since 2007, he has served on the boards of more than 15 private oil and gas companies. Prior to April 2007, he was a Vice President with Goldman, Sachs & Co, and led deal teams through sourcing, execution, and management of a variety of primary market energy investments in securities and loans. Prior to that, he worked in Goldman’s Investment Banking Division in New York, London, and Houston, advised several upstream oil and gas, oilfield services and petrochemical clients and executed a variety of transactions for public and private oil and gas companies. Mr. Tombar began his career with Goldman in its Energy & Power Principal Investment Area and Banking Group based in New York in 1994. Mr. Tombar graduated with an M.B.A. from Stanford University’s Graduate School of Business and an A.B. degree in Applied Math from Harvard University. Mr. Tombar serves on the board of directors of Cactus, Inc. (NYSE: WHD), where he is a member of the Audit and Compensation Committees. The Company believes Mr. Tombar’s qualifications to serve on the Board include his Board and executive leadership experience and more than 25 years of investment and finance experience.

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Mr. Williams has served as a director of the Company since 2007 and is a member of the Company’s Compensation Committee and Corporate Governance and Nominating Committee. He served as the Chair of the Company’s Corporate Governance and Nominating Committee from 2017 until 2024. He previously served as a director of CBTX and CommunityBank beginning in 2007. He served as Chairman of CBTX’s Corporate Governance and Nominating Committee beginning in 2017. Since 1985, Mr. Williams has served as the managing partner of Williams Hart Law Firm, L.L.P. in Houston, Texas, where he practices in the area of mass tort cases. Mr. Williams currently serves on the Board of Directors for the Houston Astros, and the Houston Police Foundation, and serves on the Board of Advisors for the James A. Baker III Institute for Public Policy at Rice University. Mr. Williams is listed in Top Attorneys in Texas, Best Attorneys in Texas, The Best Lawyers in America, and Texas’ Best Lawyers, and he has been selected as a Super Lawyer every year since 2003. Mr. Williams received a B.B.A. from Baylor University and a J.D. from Baylor School of Law, where he graduated first in his class. Mr. Williams has significant risk management and strategic planning skills. In addition, he brings strong legal, lending and financial skills important to the oversight of the Company’s enterprise and operational risk management.

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Mr. Wilson has served as a director of the Company since 2017 and is the Chairman of the Company’s Audit Committee. He previously served as a director of CBTX and served as Chairman of its Audit Committee beginning in 2017. He also served as a director of CommunityBank beginning in 2007 and became Chairman of the Bank’s Audit Committee in 2008. Since 1979, Mr. Wilson has served as President and Chief Executive Officer of Bar C Ranch Company, retiring in 2019 as President and assuming the role of Chairman of the Board. The Bar C. Ranch Company is a real estate development company developing and investing in industrial, commercial and office properties in Texas. He has served as Manager and General Partner of Wilson Realty, Ltd., an owner of industrial buildings in Beaumont, Texas, since 1977. As Trustee of the Caldwell McFaddin Mineral Trust and the Rosine Blount McFaddin Mineral Trust, Mr. Wilson has managed large oil and gas mineral holdings across the State of Texas, creating operating leases and purchasing minerals on behalf of the trusts. Mr. Wilson founded Wilson Realty, Ltd. and Wilson & Company, a brokerage and management company. He is a retired Real Estate Broker in the State of Texas and has served as a director and President of the Beaumont Board of Realtors and a director of Texas Association of Realtors. Mr. Wilson has also served on numerous civic and charitable boards in the southeast Texas region. He joined the board of directors of First Security National Bank of Beaumont in 1979 and joined its audit committee in 1981, serving First Security National Bank of Beaumont and its holding company until the bank was acquired by First City Bancorporation of Texas. Mr. Wilson received his B.B.A. in Accounting from The University of Texas at Austin in 1976 and is a licensed Certified Public Accountant. Mr. Wilson’s service as a bank director at other institutions, coupled with his investment, accounting and financial skills adds administration and operational management experiences, as well as corporate governance expertise to the Board. In addition, as a Certified Public Accountant, Mr. Wilson brings extensive accounting, management, strategic planning and financial skills important to the oversight of the Company’s financial reporting, enterprise and operational risk management.