To request more information by E-mail, please contact either Danielle Townley, Marketing Assistant, at dtownley@genterra.com or Joseph J. Kulikowski, PE, GE, President and Senior Principal Engineer,  at gcinfo@genterra.com or please phone or fax to the Corporate office at the following location (note that we moved from Suite K-102 on August 6, 2010 and we now occupy the entire Building L). Also, we opened the Colorado office in Lakewood, Colorado, in the Denver Area, on February 2, 2011, and the Pennsylvania office in Philadelphia, Pennsylvania on October 1, 2011.