GCI

Contact Us

MAIN OFFICE
720 Greencrest Drive
Westerville, OH 43081
614.895.1400 phone
614.895.1171 fax
Directions...

YOUNGSTOWN OFFICE
8433 South Avenue
Building 1, Suite 1
Boardman, OH 44514
330.965.1400 phone
330.965.1410 fax
Directions...

DAYTON OFFICE
2380 Bellbrook Avenue
Xenia, OH 45385
937.736.2053 phone
Directions...

GCI's employees are our biggest asset and the key to our success. We are continually looking for engineers, environmental scientists, geologists and field and laboratory technicians to join our professional team. View our current openings.