
Kentucky Department for Environmental Protection Commissioner Tony Hatton today announced the appointments of three top DEP officials.
Sean Alteri has been appointed Deputy Commissioner of the Department, Michael Kroeger has been named Division Director of the Division of Enforcement (DENF), and Amanda Lefevre has been named Division Director of the Division of Compliance Assistance (DCA).
“I am very pleased to make this announcement,” Hatton said. “All these individuals are well qualified, having demonstrated consistent leadership and commitment to the agency’s goals.”
Alteri, who also will serve as the Acting Director of the Division for Air Quality, has been

with the Division for 20 years, working as a permit engineering assistant, Regulation Development Supervisor, Technical Services Branch Manager, and the Assistant Director. Alteri is a graduate of the University of Kentucky, College of Engineering (BS Chemical, 1997). He lives on a family farm in Anderson County with his wife, Megan, and their two children.
Kroeger joined KDEP in 2009, as an enforcement specialist in the Division of Enforcement. He became the supervisor of the Air and Water Enforcement Section in 2012, and two years later took a role as an environmental scientist in the Director’s Office. Michael assumed his previous role as the Division’s Assistant Director in 2017. He received his B.S. in Natural Resources, Policy and Administration, from North Carolina State University, and currently resides in Lexington with his wife, Katie, and three children.
Lefevre has been with the Division of Compliance Assistance since 2006. She served in the Environmental Assistance Branch in the Kentucky Brownfield Redevelopment Program for 11 years before becoming Assistant Director in 2017. She earned a Bachelor’s Degree from Brescia University and a Master’s Degree in Public Administration from the University of Kentucky. A Kentucky native, she resides in Lexington with her husband, John.