Celebrating 10 Years of Service 2008-2018In business for over 10 years, CGC Geoservices, LLC is a growing provider of geoscience related field and construction services. Our staff consists of experienced drillers, construction managers, contractors and engineers.

Our firm is led by LEED Accredited Professionals and engineers, and we strive to work on projects that represent sustainable initiatives.

Our staff have OSHA 40 hour HAZWOPER training, OSHA 10 hour Construction Safety Certification, TWIC cards, and have participated in the “Safe2Work” safety training program and “DISA” Background Checks/testing that is required by many industrial and pharmaceutical facilities. We have completed specialized training and badging for access to sites such as Amtrak, DuPont, Sunoco, Philadelphia Airport, and many other restricted access sites.

With our office locations in DE, NJ and MD, we can efficiently service projects throughout the mid-Atlantic region.


Stacy B. Ziegler, P.E., LEED AP BD+C

Photo of Jim Feldman

Jim Feldmann
Drilling Operations Manager
DE | Philadelphia | NJ | MD