Meet our team
Our Team of Teams structure supports a culture of information sharing, collaboration, and accountability to empower our employees and create lasting value for our clients.
Jan Hutwelker, PE
President / CEO
Terry Schmidt, PE
Vice President of Engineering
Dave Horvath, PG
Principal Engineering Geologist
Scott Campbell, PG
Principal Geologist
Ezaz Khan, PE
Principal Mechanical Engineer
Dean Ritts, PE, CEM, LEED AP O+M
Principal Environmental Engineer
Nicole C. Wilson, PE
Senior Project Manager, Air Quality Services
N. Blaine Accord, PE
Senior Project Manager / Appalachian Regional Office Leader
David F. Allen, PE
Senior Project Manager
Jennifer Taylor, PE
Senior Project Manager
Greg Rauhauser
Senior Project Manager / Director of Business Development
Adam Lis, PE
Project Manager
Chris Hutwelker, EIT
Project Manager
Joe Kim, PE
Project Manager
John Bechtel
Project Manager
Bob Worley, PhD, PE
Southeast Practice Lead
Matt Weikel, PG
Senior Hydrogeologist / Technical Manager
John Yenchik, PG
PA Field Services Technical Manager
