2021 Owens Corning Sustainability Report | Appendices | 343 UN GLOBAL COMPACT COMMUNICATION ADVANCED LEVEL CRITERIA INDEX Appendix E THEME ADVANCED LEVEL COMMUNICATION ON PROGRESS CRITERIA CHAPTER PAGE NUMBER Implementing the Ten Implementing the Ten Principles into Strategies Principles into Strategies & Operations & Operations Criterion 1: The COP describes Criterion 1: The COP describes mainstreaming into corporate functions mainstreaming into corporate functions and business units Criterion and business units Criterion Our Sustainability Our Sustainability Aspirations Aspirations 13-15 13-15 Criterion 2: The COP describes value Criterion 2: The COP describes value chain implementation chain implementation Supply Chain Supply Chain 124 124 Human Rights & Ethics Human Rights & Ethics 273-285 273-285 Robust Human Rights Management Policies & Procedures Criterion 3: The COP describes robust commitments, strategies or policies in the area of human rights Supply Chain 124, 131 Human Rights & Ethics 273-285 Criterion 4: The COP describes effective management systems to integrate the human rights principles Human Rights & Ethics 273-285 Criterion 5: The COP describes effective monitoring and evaluation mechanisms of human rights integration Human Rights & Ethics 273-285 Robust Labour Robust Labour Management Policies & Management Policies & Procedures Procedures Criterion 6: The COP describes robust Criterion 6: The COP describes robust commitments, strategies or policies in the commitments, strategies or policies in the area of labour area of labour Employee Experience Employee Experience 213 213 Human Rights & Ethics Human Rights & Ethics 275-279 275-279 Criterion 7: The COP describes effective Criterion 7: The COP describes effective management systems to integrate the management systems to integrate the labour principles labour principles Supply Chain Supply Chain 130 130 Employee Experience Employee Experience 213 213 Human Rights & Ethics Human Rights & Ethics 275-279 275-279 Criterion 8: The COP describes effective Criterion 8: The COP describes effective monitoring and evaluation mechanisms monitoring and evaluation mechanisms of labour principles integration of labour principles integration Supply Chain Supply Chain 130 130 Living Safely Living Safely 248-249 248-249 Employee Experience Employee Experience 213 213 Human Rights & Ethics Human Rights & Ethics 275-279 275-279 Robust Environmental Management Policies & Procedures Criterion 9: The COP describes robust commitments, strategies or policies in the area of environmental stewardship Our Sustainability Aspirations 13-15 Summary & Highlights 16-26 Stakeholder Management & Material Issues 34-40 Compliance and Beyond 72 Supply Chain 124 Combating Climate Change 146-152 Criterion 10: The COP describes effective management systems to integrate the environmental principles Board Leadership 53 Compliance and Beyond 72, 74 Product Innovation and Stewardship 95-110 Human Rights & Ethics 282 Criterion 11: The COP describes effective monitoring and evaluation mechanisms for environmental stewardship Board Leadership 53 Compliance and Beyond 72, 74, 76 Supply Chain 124-125, 130-131, 134

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