Dennis R. Deziel

Senior Government Affairs Advisor


Dennis R. Deziel, Senior Government Affairs Advisor, Bergeson & Campbell, P.C. (B&C®), provides clients with an extraordinary depth of experience and knowledge of the regulatory process and government advocacy, honed through a career of senior leadership roles at the U.S. Environmental Protection Agency (EPA), the U.S. Department of Energy (DOE), and The Dow Chemical Company, among other significant positions.  As Administrator of EPA Region 1, Mr. Deziel led the region’s 500-plus employees in managing energy, environment, and sustainability policy and programs, building coalitions across a wide range of stakeholders, including members of Congress, governors, federal and state government officials, industry, non-governmental organizations (NGO), and local communities.  Prior to that appointment, Mr. Deziel was Director of Federal Government Affairs for The Dow Chemical Company, responsible for regulatory compliance initiatives across the full portfolio of product categories, including energy, chemical management, automotive, plastics, building and construction, and pharmaceuticals.


B&C, Acta, and BCCM provide a full range of global support for the commercialisation of chemicals, biocides, and products of industrial biotechnology, nanotechnology, and synthetic biology.

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  • BA, University of New Hampshire, History, 1989
  • MA, MPA, Boston University, Public Policy, 1994