MESSAGE FROM ABOUT SUSTAINABILITY AT PRODUCTS WITH ENVIRONMENTAL SOCIAL GOVERNANCE AND GRI, SASB, AND TCFD OUR CEO HUBBELL HUBBELL IMPACT STEWARDSHIP RESPONSIBILITY ACCOUNTABILITY DISCLOSURES RISK EXCELLENCE At Hubbell, we are committed to the highest standards OUR BOARD AT A GLANCE of risk, ethics, and oversight. 89% 33% We consider every one of our employees to be a custodian of our reputation and to act in alignment with our values in everything they do. Simultaneously, we believe success is driven, OF OUR DIRECTORS OF DIRECTORS HAVE to a strong degree, by e昀昀ective governance and prudent risk management. As a result, we are ARE INDEPENDENT1 SERVED FOR THREE dedicated to building and maintaining strong governance structures, policies, and procedures 1 that help us achieve risk excellence and business resilience. YEARS OR LESS BOARD OVERSIGHT 33% 56% Hubbell’s commitment to e昀昀ective governance Our Directors are elected annually by our begins with our Board of Directors. Our Board, shareholders and hold o昀케ce for one-year OF DIRECTORS ARE OF DIRECTORS HAVE which meets regularly throughout the year, is terms. To date, Hubbell’s Board has nine DIVERSE IN TERMS OF SERVED FOR TEN entrusted with the highest level of oversight members, including Gerben Bakker, Hubbell’s GENDER OR RACE/ YEARS OR LESS1 of our company’s strategy, performance, and Chairman, President and CEO. Our Board ETHNICITY1 enterprise risks. Hubbell’s Board of Directors consists of 昀椀ve standing committees: the is guided by our Audit Committee, Corporate Governance the Compensation Guidelines, Committee Committee, the Charters, and Code of Finance Committee, Business Conduct and the Nominating and Ethics. Together, these Corporate Governance Hubbell was named one of frameworks establish Committee, and the America’s Most Responsible sound governance Executive Committee. Companies for 2023 by policies and procedures All Board committees, Newsweek. The annual to assist the Board in the except the Executive recognition, acknowledging the exercise of its responsibilities. Our Board takes Committee, consist entirely of independent top 500 most responsible their role as stewards of corporate governance Directors. More information about the Board’s companies in the US, is seriously. As such, they remain focused on role in the company and leadership structure, awarded to companies that oversight and execution of the company’s the Director nomination and election process, have demonstrated corporate responsibility and strategic plans to generate long term value and compensation practices, can be found in ESG excellence. for our company, shareholders, and other our 2022 Annual Report and Proxy Statement important stakeholders. available on Hubbell’s website. 1. As of March 1, 2023. 55