Office of Environmental Compliance

Contact Information

P.O. Box 4312
Baton Rouge, LA 70821-4312

Phone: (225) 219-3710
Fax: (225) 219-3708


Assistant Secretary
Celena Cage

Cage began her career with LDEQ in 1993 and has over 30 years of environmental experience with 19 years of enforcement and/or compliance regulatory experience governing several media. She holds a Bachelor of Science Degree in Health Science from Alcorn State University. Cage has worked in various positions with LDEQ including environmental scientist, supervisor, manager, senior scientist and Enforcement Division Administrator.


Surveillance – Administrator
Brian Tusa

Tusa joined the LDEQ in 1994 as an inspector in LDEQ’s Solid Waste Division before transitioning to the Air Division. He then took on a broader field of coverage as an inspector in multi-media (covering water, air, underground storage tanks, and solid waste). After 12 years as an inspector, he was promoted to Supervisor, where he served for 10 years. In 2016, he was named Regional Office Manager for the Southeast Regional Office (SERO) in New Orleans. During his 27 year career with LDEQ, he gained experience as an inspector, supervisor, manager, and administrator in the Surveillance Division. Tusa holds a Bachelor of Science Degree in environmental management systems from Louisiana State University. 


Emergency and Radiological Services Division – Administrator
Jerry Lang

Lang, who joined LDEQ in 2012 has been promoted to the administrator for the Division of Emergency and Radiological Services. Lang, after graduating from Denham Springs High School, received a Bachelor of Science degree in Marine Fisheries, with a minor in surveying from Louisiana State University.


After graduating from LSU, Lang worked as a research associate for LSU for Four years. Lang then worked with the Louisiana Department of Wildlife and Fisheries as a biologist. He joined the LDEQ team in 2012, in the Emergency Response Division as an environmental scientist. In 2015 he was promoted to Environmental Scientist Supervisor and then to Environmental Scientist Manager in 2017.


Enforcement Division – Administrator
Angela Marse

Marse received a Bachelor of Science in Environmental Science and Master of Science in Environmental Planning and Management from Louisiana State University. She has over 20 years experience in the environmental field. Marse has been with the Department for 18 years in various roles including scientist, supervisor, and manager in both permitting and enforcement.



The mission of the environmental compliance program is the ensure the public and occupational welfare of the people and environmental resources of Louisiana by conducting inspections of permitted facilities and activities, responding to environmental emergencies and issuing sound enforcement actions. The program establishes a multi-media compliance approach; creates a uniform approach to compliance; assigns accountability and responsibility to the appropriate parties; provides standardized radioactive material training to compliance; and provides for the execution and timely resolution of activities.