Gary 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, Florida and Virginia. Gary’s focus is on engaging cutting-edge, sustainable green technologies that help environmental consulting companies restore or remediate soil and groundwater at challenging sites. Well-known for his contributions to in situ groundwater remediation, he has been performing reductive dechlorination projects since the late 90s and has authored Design Tools for in situ bioremediation that have advanced the state-of-the-practice in estimating substrate application rates. He holds one U.S. Patent and has two pending applications.  

Gary M. Birk, P.E.
Managing Partner
1116 Colonial Club Rd
Wake Forest
NC 27587
United States
919.453.5577 x2001

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