MEMBER ONLY POSITION IN GOVERNANCE BODIES PARTICIPATES IN PROJECTS/ COMMITTEES PROVIDES SUBSTANTIVE FUNDS BEYOND ROUTINE MEMBERSHIP VIEWS RELATIONSHIP AS STRATEGIC NON-GOVERNMENT ORGANIZATIONS Alliance to Save Energy ✔ Altus Group ✔ ✔ American Center for Life Cycle Assessment (ACLCA) ✔ ✔ ✔ American Council for an Energy-Efficient Economy ✔ ✔ American Institute of Chemical Engineers ✔ ✔ American Society for Testing and Materials ✔ ✔ ✔ American Society of Civil Engineers (ASCE) ✔ American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE) ✔ ✔ ✔ American Society of Safety Professionals (ASSP) ✔ ✔ ASTM International ✔ ✔ ✔ ✔ Building Performance Institute (BPI) ✔ ✔ ✔ ✔ Business Roundtable (BRT) - National and State Levels ✔ ✔ ✔ ✔ ✔ Campbell Institute ✔ ✔ ✔ ✔ Carbon Leadership Forum ✔ ✔ ✔ ✔ Council of Tall Buildings and Urban Habitats ✔ ✔ Energy Efficiency Business Coalition ✔ ✔ ✔ Factory Mutual (FM) ✔ ✔ Fire Safe North America ✔ ✔ ✔ Gartnerx Research & Advisory Company ✔ Glass Recycling Coalition ✔ ✔ Goldman Sachs Horizon Corporate Network ✔ ✔ ✔ Health Product Declaration Collaborative (HPDC) ✔ ✔ ✔ ✔ Insurance Institute for Business & Home Safety ✔ International Code Council ✔ ✔ International Firestop Council (IFC) ✔ ✔ ✔ ✔ ✔ International Living Future Institute (ILFI) ✔ ✔ ✔ ✔ Midwest Energy Efficiency Alliance ✔ ✔ National Association of State Energy Officials (NASEO) ✔ ✔ National Fire Protection Agency (NFPA) ✔ ✔ National Safety Council (NSC) ✔ ✔ Northeast Energy Efficiency Partnerships ✔ ✔ GENERAL DISCLOSURES KEY PARTNERSHIPS Appendix D 2021 Owens Corning Sustainability Report | Appendices | 331