Gary Birk , PE


Tersus Environmental
Gary Birk is a founder and Managing Partner of Tersus Environmental. He has a Bachelor’s degree in chemical engineering from North Carolina State University and holds registrations as a Professional Engineer in North Carolina, Virginia, and Florida. Well-known for his contributions to in-situ anaerobic groundwater remediation, he has worked on over 200 enhanced reductive dechlorination projects in North America, Europe, Asia, and Africa.