Explore capabilities, project experience, and office locations to build your shortlist.
CEI Provides Multi-Disciplinary Civil Engineering and Environmental Services
Solutions for Progress
Collaborative analysis thoughtfully applied.
Hunt Valley, MD
Innovative engineering, planning, and code compliance solutions for Pacific Northwest communities
Seattle, WA+2
Meeting the needs of Tribal Transportation Programs
We build quality into every project.
Construction Materials Testing and In-place moisture content and dry density testing.
Tucson, AZ
Ready to Address Your Water Quality Needs
Seattle, WA
Environmental Engineering | Consulting | Project Management | Investigative & Field Services
Plantsville, CT
Water & Wastewater and Water Facilities.
Columbia, SC
Where Our Structure Helps Build Yours.
Dothan, AL+1
Sustainability through responsible engineering of the built environment.
Austin, TX
Depend on us for honest service
Rochester, NY
Solving Complex Problems Through Integrated Design and Engineering
Quincy, IL+8
Globally Recognized Environmental Engineering
Newark, DE
We shape a better world
Environmental Permitting & Planning and Environmental Due Diligence.
Farmington, NM
Your Partner in Geotechnical & Environmental Engineering
Birmingham, AL
To improve the communities where our clients live and work.
Freeport, IL+11
Your Dependable Partner for Quality and Innovation
Edison, NJ+1
Engineering Services Tailored to Meet Your Needs
Tifton, GA
Civil Engineering and Conceptual site planning and layout.
Covington, LA
Architect-Engineering Design and Geotechnical Engineering and Geophysics.
Supporting owners, designers, and contractors in delivering high-performance, environmentally responsible buildings and sites.
Indianapolis, IN