Alliant Engineering, Inc.
Civil Engineering and Transportation Planning & Design.
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Civil Engineering and Transportation Planning & Design.

Engineering Strong Communities
Shelby Township, MI+2
Integrity. Innovation. Partnership.
New York, NY+2

Civil Engineering and Site Evaluation and Feasibility Studies.
Fairfield, NJ
Small-Town Service, Big-Time Experts
Portland, OR+4

Civil Engineering Land Surveying

Traffic Engineers ~ Planners ~ Designers

We build for the benefit of all
New York, NY+1
Ingenuity That Shapes Lives
Chicago, IL+11

Quality, Safety, and Experience
St. Louis, MO+1

We Create Cool Places Where People Want to Be
Roswell, GA

Engineering, Smarter, Stronger Communities
Bakersfield, CA+7

Design. Build. Operate.
Grand Rapids, MI+10

Creative and innovative civil engineering solutions for public and private clients
Lampasas, TX+1

Delivering Extraordinary Solutions for the Betterment of Humanity
Pasadena, CA+2

Specializing in Asset Management and Pavement Management Services

Air airspace modernization, modeling, and simulation engineering
Northfield, NJ
Community Success Is Our Foundation
Indianapolis, IN

Family Owned. Client Centric. Community Driven.
Fairfax, VA

Professional engineering and surveying services
Springdale, AR

Efficient Management in Infrastructure Construction
San Francisco, CA+1

Site Design and Traffic Engineering.
Westfield, MA

Transportation Planning and Traffic Impact Analysis.
Fairfax, VA

Serving our clients for over 30 years.
Maitland, FL+4