- Athens
- Austin
- Boston
- Bridgeport
- Charleston
- Charlotte
- Chicago
- Cincinnati
- Cleveland
- Columbus
- Corpus Christi
- Detroit
- Eagle Pass
- Fishers
- Greenville
- Houston
- Indianapolis
- Knoxville
- Martinsburg
- Mission
- Monroeville
- Nashville
- Oklahoma City
- Peabody
- Philadelphia
- Phoenix
- Pittsburgh
- Sacramento
- San Diego
- Sevierville
- St. Louis
- Tempe
- Toledo
- Tucson
This Is Mission and Eagle Pass

CEC is an expanding company providing innovative design solutions and integrated expertise in air quality, civil engineering, cultural resources, ecological sciences, environmental engineering and sciences, manufacturing infrastructure services, survey/geospatial, waste management, and water resources. CEC ranks among the Top 500 Design Firms and Top 200 Environmental Firms according to Engineering News-Record.