MEMBER ONLY POSITION IN GOVERNANCE BODIES PARTICIPATES IN PROJECTS/ COMMITTEES PROVIDES SUBSTANTIVE FUNDS BEYOND ROUTINE MEMBERSHIP VIEWS RELATIONSHIP AS STRATEGIC Si Chuan Fire Research Institute (SCFRI) ✔ EUROPE Argentina - Asosiación Argentina de Tecnología del Hormigón ✔ EAE (European Assoc. for External Thermal Insulation Composite Systems) ✔ ✔ ✔ Estonia - ESTISOL, EETL, EKVU, EIEL, EKT ✔ ✔ European Industrial Insulation Foundation ✔ ✔ European Insulation Manufacturers Association & Health and Safety Committee ✔ ✔ ✔ ✔ Finland - Building Information Foundation RTS ✔ Finland - Confederation of Finnish Construction Industries RT ✔ ✔ ✔ Finland - Finnisol ✔ ✔ ✔ Finland - RTT Association of Insulation Producers ✔ ✔ ✔ Firesafe Europe ✔ ✔ ✔ ✔ France - Association Française de Génie Civil ✔ France - Association Françoise de Normalisation ✔ ✔ ✔ Germany - DGNB (Deutsche Gesellschaft für Nachhaltiges Bauen) ✔ ✔ Germany - Fachvereinigung Faserbeton e.V. ✔ ✔ Germany – FMI (Fachverband Mineralwolleindustrie e.V.) ✔ ✔ ✔ Germany – VDPM (Verband für Dämmsysteme, Putz und Mörtel) ✔ ✔ Germany-GGM Gutegemeinschaft Mineralwolle e.V. ✔ International Federation for Structural Concrete ✔ Italy - Associazione Italiana Sottofondi, Massetti e Pavimentazioni e Rivestimenti Continui ✔ Latvia - LATIZOL ✔ ✔ Lithuania - Mineral Wool Producers Association, Lithuanian Technical Insulation Contractors Association, Lithuanian Builders Association, Baltic Investors Forum ✔ ✔ ✔ ✔ Russia - Rosizol, ANIFAS ✔ ✔ ✔ ✔ ✔ Spain - Spanish Association of Structural Engineering ✔ Spain - Asociación Nacional de la Industria del Prefabricado de Hormigón ✔ ✔ ✔ Sweden - Swedisol, SIS Swedish Standards Institute ✔ ✔ ✔ GENERAL DISCLOSURES KEY PARTNERSHIPS Appendix D 2021 Owens Corning Sustainability Report | Appendices | 335