Greene County GCBC

Donald E. Gibson has served as President and Chief Executive Officer of Greene County Bancorp, Inc. and Bank of Greene since 2007. He has been with the Bank since 1987, holding various positions of increasing responsibility prior to his appointment as President and CEO. Under his leadership as President and CEO, the Bank has grown from approximately $300 million in assets to over $3.1 billion and has achieved record earnings in 17 of the past 18 years. Mr. Gibson also serves as Chairperson of the Board of Directors of Atlantic Community Bankers Bank and is a current Board Member and past Chairperson of the New York State Bankers Association. He holds a Master of Business Administration from The College of Saint Rose and a Bachelor's degree in Business and Economics from the State University of New York College at Oneonta.

John Antalek has served as Executive Vice President and Chief Lending Officer of the Company and the Bank since 2021. Mr. Antalek began his career in banking over 30 years ago as a teller and has over 20 years of commercial lending experience. Mr. Antalek joined the Company and the Bank as VP, Commercial Lending and Business Development in 2018. Since 2018, Mr. Antalek has held several positions of increased responsibility within the lending department including VP, Director of Commercial Lending; SVP, Director of Commercial Lending; and EVP, Chief Lending Officer.

Nick Barzee is a Certified Public Accountant and has served as Senior Vice President and Chief Financial Officer of the Company and the Bank since July 1, 2024. Previously, Mr. Barzee served as Vice President, Director of Finance beginning in 2023 after serving as Vice President, Controller beginning in 2021. Before joining the Company and the Bank, Mr. Barzee worked as a Senior Manager at KPMG LLP in its Albany, New York and New York City offices. Mr. Barzee earned a Master of Business Administration and a Bachelor of Science in Accounting from the State University of New York at Oswego.

Peter W. Hogan is a shareholder in the Hudson, New York-based accounting firm of Karp, Ackerman, Small & Hogan, CPAs, P.C. He has been with the firm for over 30 years. Mr. Hogan is a Certified Public Accountant. He became Chairman of the Board's Audit Committee in December 2013. He was formerly a member of Bank of Greene's Advisory Board. He has a Bachelor of Business Administration in Accounting from Siena College.

Jay P. Cahalan is retired. Prior to his retirement in 2022, Mr. Cahalan was the former President and Chief Executive Officer of Columbia Memorial Health (CMH). He continues to serve CMH on the Foundation Board, serving most recently as the Foundation's Chairman. Mr. Cahalan worked with CMH for 29 years in executive leadership positions prior to his retirement. He was also President and 50% owner of Hudson Health & Fitness in Hudson, New York and served as President of the Greene County Rural Health Network before retiring as its President in 2016. Prior to his appointment to the Board of Directors in 2015, Mr. Cahalan served as a member of Bank of Greene's Advisory Board of Directors since 2012. Mr. Cahalan has a Master of Science in Law from Champlain College in Vermont, a Master of Arts from the University of Connecticut, and a Bachelor of Science from Southern Connecticut State University.

Charles H. Schaefer is founding partner of the law firm, Deily & Schaefer, in Catskill, New York. Mr. Schaefer is a member of the American Bar Association's Committee on Banking Law, as well as a member of the New York State Bankers Association's Section on Business Law and its banking subcommittee. Since 1977 he has advised the Bank on various legal matters, becoming General Counsel in 1988 to the Bank's predecessor, Greene County Savings Bank.

Christopher Cannucciari is a partner at Lutz, Selig & Zeronda, CPAs, LLP. Mr. Cannucciari is a Certified Public Accountant and Accredited in Business Valuation, and earned his Bachelor of Science in Finance from Siena College and his Master of Business Administration in Public Accounting from the University of Rochester. Mr. Cannucciari was elected to the Board of Directors in 2024 and had previously been a member of Bank of Greene's Advisory Board since 2013. Mr. Cannucciari served as the Northeast Chapter President for the New York State Society of CPA's for the term ended May 31, 2016, and was a Board Member from 2012-2018. Mr. Cannucciari also serves as Treasurer of the Capital Region Chamber of Commerce.

Michelle M. Plummer is retired. Prior to her retirement in June 2024, Ms. Plummer served as Senior Executive Vice President, Chief Operating Officer and Chief Financial Officer of the Company and the Bank, a position held since 2020. Prior to this appointment, Ms. Plummer served as Executive Vice President, Chief Operating Officer and Chief Financial Officer of the Company and the Bank since 2007. Prior to these appointments, Ms. Plummer served as Chief Financial Officer of the Company and the Bank since May 1999. Ms. Plummer is a Certified Public Accountant and a Chartered Global Management Accountant. Prior to her tenure at the Company and Bank, Ms. Plummer held positions with KPMG LLP and the Federal Reserve Bank of New York. Ms. Plummer obtained a Master of Science from Pace University and a Bachelor of Science from Marist College. Ms. Plummer is a member of the AICPA and NYSSCPA.

Tejraj S. Hada is a entrepreneur and investor with nearly two decades of leadership in the restaurant and hospitality industries. Mr. Hada is also a co-owner of a Courtyard Mariott and Hilton Garden Inn and Magnoliya Convention Center in Virginia and holds multiple commercial real estate properties in upstate New York and Virginia. As a former franchisee of Five Guys Burgers and Fries and TCBY, Mr. Hada oversaw 29 locations across New York and Massachusetts. At its peak, his operations employed more than 500 staff members, and his strong commitment to operational excellence earned him Five Guys' Franchisee of the Year award in 2015. After successfully selling his restaurant operations, Mr. Hada shifted his focus to other ventures. Mr. Hada holds a degree in Computer Science from the Engineering College Kota and a Postgraduate Diploma in Industrial Engineering from the National Productivity Council in India. Before entering the restaurant industry, he spent 10 years as a software engineer and project leader. In recognition of his entrepreneurial achievements, Mr. Hada was honored with the Small Business Excellence Award by the U.S. Small Business Administration in 2010. Prior to his appointment to the Board of Directors in 2022, Mr. Hada served as a member of Bank of Greene's Advisory Board of Directors. He has served as a board member of the Guilderland Chamber of Commerce.

John Brust is the Principal and an owner of Delaware Engineering, D.P.C., an Albany-based firm engaged in civil and environmental engineering throughout New York State. Mr. Brust joined Delaware Engineering in 1998 and has over 35 years of experience in technical consulting as well as a broad perspective regarding the economy and the environment. Mr. Brust was elected to the Board of Directors in 2025 and had previously been a member of Bank of Greene's Advisory Board since 2019. He is a graduate of Seton Hall University, and holds a Master of Environmental Science from Rutgers University.