Greg Waggle Joins GES

Greg Waggle, PG Joins GES


GES is pleased to announce the hiring of Gregory Waggle, PG as Senior Project Manager. Greg has over 25 years of experience in the environmental industry. He will help expand our services in the Midwest and Western parts of the country and will focus on clientele in the Industrial, Commercial, C&E, and Government Sectors.

Greg comes to GES after six years with Symbiont, civil engineering firm in Milwaukee, Wisconsin, where he managed their environmental projects with a focus on government and industrial clients. Previously, he was a Hydrogeologist for Hargis and Associates in California and Arizona. His role included significant task management at the Montrose site in Torrance, CA. Greg has experience as a project manager/task manager with Brownfield sites, RCRA facilities, Superfund sites, and active/inactive mine sites.  

Greg is based in Milwaukee and reports to Doug Liddell. He will work closely with Kirk Pompilius, Senior Operations Manager for the Great Lakes Region, along with operations managers, office leads, program managers, and sector leaders within GES to develop and execute work. 

Greg has a Bachelor of Science degree in Geology from California State University and is a Professional Geologist in Wisconsin, California, and Arizona. He is also a specialist in DNAPL investigation and remediation. On a personal note, Greg, his wife, Andrea, and their three daughters, Violet (age 10), and twins, Emily and Zoe (age 8), relocated from California to Wisconsin about six years ago. In his free time, Greg enjoys running, biking, golfing, and fishing. Most of all, he enjoys spending time with his family and friends.

Please join us in welcoming Greg to GES! He can be reached at 866-455-2419 ext. 3113 or email at