H2O AMERICA

The Corporation has adopted a Code of Conduct that applies to the directors, officers and employees of the Corporation. A copy of the Code of Conduct may be found at the Corporation's website at www.h2o-america.com. In the event that we make any amendments to, or grant any waivers of, a provision of the Code of Conduct that applies to any executive officer or director that requires disclosure under applicable SEC rules, we intend to disclose such amendment or waiver, and the reasons therefore, on our website at www.h2o-america.com.

Board Meetings

During fiscal year 2025, the Board held a total of seven meetings, including regular and special meetings. Each director attended or participated in 75 percent or more of the aggregate of: (i) the total number of regular and special meetings of the Board; and (ii) the total number of meetings held by all committees of the Board on which such director served during the 2025 fiscal year. As Lead Independent Director, Mr. Landis presided at all Board meeting executive sessions of non-employee directors and independent directors in 2025.

Pursuant to the Corporation's Governance Policies, each member of the Board is strongly encouraged to attend the Annual Meeting. All members of the Board who were nominated for election at the 2025 annual meeting attended such meeting.

Communications with the Board

Communications by stockholders or other interested persons to the Board, our Lead Independent Director, our independent directors as a group or with any individual director may be submitted by email to boardofdirectors@H2O-America.com or by writing to H2O America, Attention: Corporate Secretary, 110 W. Taylor Street, San Jose, California 95110. The Corporate Secretary reviews all such communications and forwards relevant questions or comments to named directors or committees or the Lead Independent Director, as appropriate. General comments or inquiries from stockholders are also forwarded to the appropriate individual within the Corporation, including the Chief Executive Officer, as appropriate. Interested parties may make their concerns known to non-employee directors or independent directors on a confidential and anonymous basis either online at H2O-America.ethicspoint.com or by calling the Corporation's toll-free hotline, 1-833-506-6151.