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 a bachelor’s degree from Bucknell University and a master’s degree from the Johns Hopkins Whiting School of Engineering, both in Environmental Economics. He has 30 years of experience in the field and is the President of GSE.


William Montley, CHMM, CIE 

Bill has a bachelor’s degree in Architecture from The Catholic University of America. He is a Certified Hazardous Materials Manager (#07638) and a Certified Indoor Environmentalist (#01740). Bill has 32 years of experience in the field and is the Director of GSE’s Building Environmental Services group.


Jessica Bennett, PE, CIH

Jess received both her bachelor’s and master’s degrees in Environmental Engineering from Drexel University. She is a Professional Engineer licensed in PA (PE085049) and MD (52947) and a Certified Industrial Hygienist (#11592 CP). Jess has 10 years of experience in the field. She is the Director of GSE’s Environmental Investigation and Engineering group and the Director of Quality Control, Safety, and Compliance.


Fabien Cinus

Fabien received both his bachelor’s and master’s degrees in Mechanical Engineering from Icam School of Engineering in Lille, France. Prior to joining GSE, he worked over 10 years in heavy industry. His most recent positions required him to manage multi-million dollar profit centers, which makes him well-suited as the Chief Financial Officer of GSE.