Photo of Jill Hunsaker Ryan

Jill Hunsaker Ryan

Executive Director

Jill Hunsaker Ryan, MPH, is a public health professional with more than two decades of experience in the field. Most recently, she was a two-term Eagle County commissioner, where she focused her efforts on affordable health care, environmental protection, climate action, emergency preparedness and increasing mental health resources. At the same time, she served as president of the Colorado Communities for Climate Action. Ryan also has served as manager of the Eagle County Public Health agency. She is no stranger to the Colorado Department of Public Health and Environment. She was a previous director of the Office of Health Disparities, now called the. Office of Health Equity, and was a governor's appointee to the state Board of Health. Ryan lives in Eagle County and will continue to incorporate the diverse public health and environmental needs of the Western Slope into her work

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Michael Nugent

Deputy Executive Director

Mike Nugent serves as the Deputy Executive Director at the Colorado Department of Public Health and Environment. Prior to this position, he served as deputy county manager for Eagle County Government, responsible for leading the county's strategic initiatives and policy implementation. His previous work experience included serving as vice president of operations for Metro Community Provider Network, a large federally qualified health system serving the Denver metro area, chief performance officer at the Colorado Department of Public Health and Environment, and director of transportation safety at the Colorado Department of Transportation. Prior to joining state government in 2008, Nugent was the chief of Denver Emergency Medical Services and served as the medical branch director for the 2008 Democratic National Convention. Mike is a graduate of Regis University, M.S., management and Harvard University, Kennedy School of Government, National Preparedness Leadership Initiative. He has served as a fellow for the National Association of Public Hospitals and Health Systems and as a senior advisor to Gov. John Hickenlooper's Office of State Planning and Budgeting in the areas of Lean deployment and innovation.

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John Putnam

Director of Environmental Programs

John Putnam serves as the director of environmental programs. Prior to joining the department in 2019, he practiced as an environmental and transportation attorney for 25 years. He represented states, municipalities and private entities in Colorado and nationwide on a range of environmental issues under the Clean Air Act, National Environmental Policy Act, Clean Water Act and other laws.

Putnam also served as chair and member of the Regional Air Quality Council, which is the lead air quality planning agency for the Denver metropolitan area and North Front Range. He has served as chair of the Boulder Planning Board and Boulder Board of Open Space Trustees, along with service as a consulted expert or committee member for projects for the United States General Accountability Office, United States Transportation Research Board, National Academies and Airports Council International.

As director of environmental programs, Putnam is responsible for overseeing the air, water, waste and environmental health and sustainability divisions of the department, as well as coordinating with the Air Quality Control Commission, Solid and Hazardous Waste Commission and Water Quality Control Commission. He also works with other state agencies and offices on environmental issues affecting the state of Colorado.


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Dr. Eric France

Chief Medical Officer

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Joi Simpson

Director, Office of Human Resources

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Garry Kaufman

Director, Air Pollution Control Division

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Chris Wells

Director, Center for Health and Environmental Data


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Jeff Lawrence

Director, Division of Environmental Health and Sustainability

Headshot of Jennifer Opilia

Jennifer Opila

Director, Hazardous Materials and Waste Management Division
Interim Director, Water Quality Control Division

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Randy Kuykendall

Director, Health Facilities and Emergency Medical Services Division

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Carrie Cortiglio

Director, Prevention Services Division