Mark Lessans

Mark Lessans
Senior Director of Sustainability and Regulatory Affairs, Johnson ControlsMark Lessans is the Senior Director of Sustainability and Regulatory Affairs at Johnson Controls, where he helps lead the company’s sustainability strategy. Lessans is heavily involved in responding to critical market and regulatory trends impacting building decarbonization, energy performance and energy optimization. Previously, Lessans has led energy efficiency policy while working with the U.S. Department of Energy and the Alliance to Save Energy.
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The steps toward building decarbonization will accelerate organizations’ net-zero journey. Taking steps will also reduce operational costs and deliver better indoor environments. Improvements in...
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