MESSAGE FROM ABOUT SUSTAINABILITY AT PRODUCTS WITH ENVIRONMENTAL SOCIAL GOVERNANCE AND GRI, SASB, AND TCFD OUR CEO HUBBELL HUBBELL IMPACT STEWARDSHIP RESPONSIBILITY ACCOUNTABILITY DISCLOSURES GRI STANDARD DISCLOSURE EXPLANATION GENERAL DISCLOSURES GRI 2: General 2-29  Approach to stakeholder The following table lists our key sustainability stakeholders, how we engage with them, and selected topics of interest that they have Disclosures 2021 engagement raised with us. STAKEHOLDERS ENGAGEMENT MECHANISMS TOPICS OF INTEREST Customers • Customer learning and development centers • Pr oduct development, innovation, safety, • Sales meetings and quality • New product development • Responsible sourcing • On-site service and support • Sustainability Employees • Town hall meetings and employee events • Car eer development and job satisfaction • Employee intranet • Health and safety • Employee Inclusion Groups • Inclusion and diversity • Training and development sessions • Business progress and strategic planning • Sustainability Investors • Annual meeting • Financial performance • Quarterly and annual reports • Capital allocation • Investor calls, meetings, and conferences • Executive compensation • Business growth • ESG performance Suppliers • Third-Party Code of Business Conduct and Ethics • Supplier development screening and vendor onboarding process • Responsible sourcing • Supplier relationship management meetings • Quality expectations Communities • Charitable donations • Food and housing insecurity • Employee volunteering with local nonpro昀椀ts • Social and racial justice • Disaster relief • Sustainability 2-30 Collective bargaining agreements As outlined in our Global Human Rights Policy, our employment practices and policies support the fundamental human rights principles of freely chosen employment, non-discrimination, the elimination of forced and underage labor, and the rights of workers to organize and freely associate. To that end, we employ both unionized and non-unionized employees across our manufacturing and warehouse locations. In 2022, 18% of our US workforce were under collective bargaining agreements. 66