
Richard Rehmann, GISP
President/CEO

Richard Heggan, PLS, PP
Vice President

Carolyn Feigin, PE, PP
Senior Associate – Site Design & Development

Jeff MacPhee, PLS
Vice President – Energy Services Practice Leader

George Scott
Executive Vice President

Mark Herrmann, PE, CME, CFM
Chief Engineer

Stuart Wiser, PP, AICP
Vice President – Planning & Environmental Services

David Kunz, GISP
Vice President – Geospatial Services

Shannon Warner, MBA
Director of Marketing & Client Partnerships
Thomas Francis, LSRP
Associate – Environmental Remediation Services
Marianne G. Risley, PWS
Associate – Environmental Services
Don Smith
Associate – Geospatial Services
Calen Daugherty, GISP
Enterprise GIS Engineer
Linda Campbell Rehmann, PHD
Water Resources Specialist
Christine Winter, PP, AICP
Planner
Brian Prohowich PE, CME, CPWM
Senior Design Engineer
Christopher Morris, PE
Senior Engineer
Brian Vaughan
Project Scientist
Jake Falls
Construction Management