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Peter Cooke

Peter Cooke

Co-Founder, Ratio Institute

Peter is responsible for developing and managing Manomet’s Grocery Stewardship Certification Program, the leading sustainability platform for the grocery sector. He has performed sustainability audits at 800+ businesses, including more than 500 grocers nationwide. He has developed an extensive database of key sustainability practices and is ISO 14001 Lead Auditor certified, Commercial Energy Auditor trained, Building Operator Certified, and Hazardous Waste Operations certified. Peter teaches at Antioch University, Tufts, and the University of Maine.