NHDES senior leadership consists of the commissioner, assistant commissioner, chief financial officer and three division directors.
Commissioner Robert R. Scott has served as the NHDES Commissioner since June 2017. Commissioner Scott previously worked for NHDES for 17 years in the Air Resources Division; as Director of the division from 2003 to 2012. Between 2012 and 2017, Bob served as Commissioner at the NH Public Utilities Commission.
Commissioner Scott started his career as an engineer in private industry, a position he held from 1990 to 1995, and as a munitions and aircraft maintenance officer in the US Air Force from 1986 to 1990. In 2016 he retired as a cyberspace operations officer with the Air National Guard after 30 years of military service, having commanded three Air Force squadrons in his career. Scott has a Bachelor of Science degree in mechanical engineering from Lehigh University.
In addition to his duties as NHDES Commissioner, Bob serves as cybersecurity advisor for critical infrastructure to Governor Sununu. He also currently serves on the Board of Directors of the Regional Greenhouse Gas Initiative Inc. (RGGI) and as Vice Chair of the Site Evaluation Committee.
Over the course of his career, Commissioner Scott has worked closely with diverse stakeholders in addressing many of the major public health, environmental, and infrastructure challenges facing the State; such as, the extensive work the Department has done in the area of PFAS contamination, the implementation of the Drinking Water and Groundwater Trust Fund, and continuing work on program process improvements.
Dennis R. Deziel is the Assistant Commissioner of NHDES. He previously served as Regional Administrator for Region 1 of the U.S. Environmental Protection Agency overseeing environmental protection efforts across New England. Dennis has over 20 years of federal government experience, including as Deputy Assistant Secretary at the U.S. Department of Energy. He also managed chemical security issues at the U.S. Department of Homeland Security and served as a policy advisor at the Council for Environmental Quality. Dennis began his career working at U.S. EPA in the pesticides and chemicals program. He also has private sector experience working for Dow as Director of Federal Government Affairs. Originally from Goffstown, Dennis has a B.A. from the University of New Hampshire and an M.A. from Boston University.
John serves as the Administrator, Office of the Commissioner, and is responsible for the six Program Units within the Commissioner’s Office as well as the administrative oversight of the three Divisions within NHDES. John has worked for NHDES or its predecessor agencies since 1979 in both the Waste Management and Water divisions. John has served as the Administrator of the Hazardous Waste Management Bureau since 1989 and previously as a public water supply inspector, hazardous waste compliance inspector, Superfund emergency removals coordinator and supervisor of the State Hazardous Waste Site Cleanup Program. John has committed his career to the protection of New Hampshire’s environment and the continued health of its citizens. John holds a B.A. degree in Zoology from the University of New Hampshire.
Craig has served as the director of the NHDES Air Resources Division since September 2013. Craig has worked in the field of air pollution control at the department for over 30 years. The Air Resources Division regulates air pollution from industrial and electric generating facilities, monitors air quality across the state and conducts programs to reduce air emissions from other source categories, such as motor vehicles, to ensure that New Hampshire meets federal Clean Air Act standards. Craig holds a B.S. degree in Chemical Engineering from the University of New Hampshire.
Mike has over 30 years of experience with NHDES, including hazardous waste (RCRA) compliance and enforcement, emergency response/incident management, and waste site cleanup and redevelopment. He served as NHDES’ brownfields program manager from 2000-2007, and has served as director of the Waste Management Division since 2007. As director, Mike is responsible for solid and hazardous waste management, petroleum tanks compliance, hazardous materials/emergency response, state and federal waste site cleanup, NHDES’ emerging contaminant remediation program, and administration of the Drinking Water and Groundwater Trust Fund. He holds a B.S. in Chemistry from the State University of New York at Syracuse, and an M.S. in Civil Engineering from the University of New Hampshire.
With over 34 years of public service in positions of increasing responsibility, Tom has served as a senior leader in the US Army Corps of Engineers, a senior manager within the US Department of Energy and as a Project Director in the construction industry. Most recently, he helped with Hurricane Maria recovery in Puerto Rico. His career highlights include service worldwide, for example Bosnia and Afghanistan, leadership of the largest hydropower and most advanced regulatory district in the Corps, responsibility for major strategic changes at the Bonneville Power Administration, and delivery of a $4 billion construction project. His credentials include a Masters in Civil Engineering, registration as a Professional Engineer and certification as Project Management Professional. He is married with two children, and both are engineers.
Susan Carlson, Chief Financial Officer