Company: ISBA
Filing Date: 2025-03-25
Form Type: DEF 14A
Source: 0000842517-25-000071
Chunk: 13

Company: ISABELLA BANK CORP
Filing Date: 2025-03-25
Form: DEF 14A
Chunk 13
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 committees of the Board on which he or she served (during the period that he or she served).

#### Director Attendance at Annual Meeting
While the Company does not have a formal policy requiring the directors’ attendance, the Board encourages all directors to attend the annual meeting of shareholders. All of our directors attended the 2024 annual meeting of shareholders, with the exception of Ms. Coffin.

#### Committees of the Board of Directors
Our Board has established standing committees in connection with the discharge of its responsibilities. These committees include the Audit Committee, a Nominating and Corporate Governance Committee, and a Compensation and Human Resource Committee. Our Board also may establish such other committees as it deems appropriate, in accordance with applicable law and regulations and our certificate of formation and our bylaws.

Audit Committee

The Company has a separately designated standing Audit Committee as required by the rules of the Nasdaq Stock Market. The Audit Committee is governed by a written charter approved by the Board, which is available on the Bank’s website: www.isabellabank.com under the “Governance” tab. The Audit Committee met six (6) times during the year 2024.

The responsibilities of the Audit Committee include assisting the Board in its general oversight of our financial reporting, financial risk assessment, internal controls, and audit functions, and is directly responsible for overseeing the integrity of our consolidated financial statements, the independent auditors’ qualifications and independence, the performance of our internal audit function and those of independent auditors, our system of internal controls, our financial reporting and system of disclosure controls, and our compliance with legal and regulatory requirements and with our Code of Conduct and Business Ethics. Further information regarding the functions performed by the Audit Committee and its membership is set forth in the “Audit Committee Report” included in this Proxy Statement.

The members of the Audit Committee are directors Bourland (committee chairperson), Coffin, Opperman (ex-officio) and Payton. Our Board has evaluated the independence of each of the members of our Audit Committee and has affirmatively

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determined that each of the members of our Audit Committee (1) is an independent director under Nasdaq Stock Market rules, (2) satisfies the additional independence standards under applicable SEC rules for Audit Committee service, and (3) has the ability to read and understand fundamental financial statements. In accordance with the provisions of the Sarbanes-Oxley Act of 2002, directors Bourland and Payton met the requirements of Audit Committee Financial Expert and