About Mimi

Mimi Martinez Okhuysen
Senior Policy Advisor
Mimi is a sustainability strategist and trusted member of the EPR Group, where she empowers clients to navigate the complex world of Extended Producer Responsibility (EPR) and product circularity. As part of the EPR Group team, she supports clients in understanding and meeting evolving packaging, reporting, and compliance requirements.
She specializes in translating complex scientific and policy concepts into actionable sustainability strategies that drive measurable impact. Her expertise spans policy compliance, material recycling, industrial ecology, and the integration of green chemistry principles into product and packaging design.
Mimi’s experience includes work with Ørsted, where she helped develop circularity frameworks and environmental justice objectives for renewable energy operations, and with the UNIDO-backed Green Chemistry Network, where she distilled breakthrough research into accessible narratives for policymakers and the public. Her work bridges technical insight and policy analysis to help industries and institutions advance toward a truly circular economy.
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Mimi holds a Master of Environmental Management from Yale, where she specialized in Business and Industrial Ecology, and a Bachelor of Arts from the University of Texas at Austin, where she triple-majored in Government, Sustainability, and Geography.