Management

The Company’s Managers listed here are responsible for day-to-day Company governance and oversight of all project work:

Scott Rifkin 

Scott has bachelors and masters degrees in Environmental Economics from Bucknell University and the Johns Hopkins Whiting School of Engineering, respectively. He has 30 years of experience in the field and is the current President of GSE.


William Montley, CHMM, CIE 

Bill has an associates degree in Architecture Engineering Design from Catonsville Community College and a bachelors degree in Architecture from The Catholic University of America. Bill has 32 years in the field and is a Certified Hazardous Materials Manager (Cert. No. 07638) and a Certified Indoor Environmentalist (Cert. No. 01740). Mr. Montley is a Sr. Project Manager and the Director of the Company’s Industrial Hygiene Group.


Jessica Bennett, P.E.

Jess has bachelors and masters degrees in Environmental Engineering from Drexel University. She has over 10 years of experience in the field and is a Professional Engineer in the Commonwealth of Pennsylvania (License No. PE085049). Ms. Bennett is a Sr. Project Manager and the Director of the Company’s Environmental and Safety Group. She is also the Company’s Director of Quality Control, Safety, and Compliance.


Brett Kilczewski

Brett has an associates degree in Environmental Science from Harford Community College and a bachelors degree in Environmental Science from Towson University. He is a Project Manager for the Industrial Hygiene Group and the Technical Lead on radon and Maryland’s Lead Poisoning Prevention Program.