NBT ANNOUNCES PROMOTION OF ANNETTE BURNS TO SENIOR CORPORATE CONTROLLER

NORWICH, NY (June 5, 2019) – NBT Bancorp Inc. (NBT) (NASDAQ: NBTB) President and CEO John H. Watt, Jr. announced the promotion of Senior Vice President Annette L. Burns to Senior Corporate Controller.

“Annette’s extensive experience and knowledge of accounting and finance have enabled her to make significant contributions to our efforts, including providing leadership for key strategic initiatives,” said Watt. “She will continue to play a key role at NBT as we keep pace with evolving accounting principles and government regulations impacting the financial services industry.”

Burns is responsible for managing NBT’s accounting and finance function and ensuring compliance with corporate policies, accounting and regulatory requirements. She also provides support for strategic planning, corporate governance and merger and acquisition analysis.

A Certified Public Accountant, Burns has nearly 25 years of experience in accounting and finance. She joined the Company in March 2013 when NBT acquired Alliance Bank and was promoted to Corporate Controller later that year. At Alliance, Burns held the position of Vice President of Financial Reporting and Accounting Policy. Prior to that, she held leadership positions in finance with Pathfinder Bank as Controller, and PricewaterhouseCoopers, LLP as Business Assurance Manager. Burns earned her bachelor’s degree in business administration from St. Bonaventure University. She currently serves on the Chenango Arts Council Board of Directors.

About NBT Bancorp

NBT Bancorp Inc. is a financial holding company headquartered in Norwich, NY, with total assets of $9.5 billion at March 31, 2019. The company primarily operates through NBT Bank, N.A., a full-service community bank and through two financial services companies. NBT Bank, N.A. has 149 banking locations in six states, including New York, Pennsylvania, Vermont, Massachusetts, New Hampshire and Maine. EPIC Retirement Plan Services, based in Rochester, NY, is a full-service 401(k) plan recordkeeping firm. NBT Insurance Agency, LLC based in Norwich, NY, is a full-service insurance agency. More information about NBT and its divisions is available online at: www.nbtbancorp.com, www.nbtbank.com, www.epicrps.com and www.nbtinsurance.com.