Sain Associates, Inc.
Civil EngineeringAlabama, United States51-200 Employees
Sain Associates, Inc. is a Birmingham, Alabama-based civil engineering firm offering a broad range of consulting services, including transportation planning and engineering, civil engineering, surveying, CE&I, and GIS. The practice operates multi-disciplinarily with offices in Huntsville, Auburn, Mobile, Alabama, and Pulaski, Tennessee, enabling regional project support. It focuses on planning, designing, and delivering transportation and related infrastructure projects through integrated expert services. The firm has earned recognition from industry groups, including ACEC awards in Alabama and Tennessee for transportation work and safety planning, such as the Old Tuscaloosa Widening and Turbo Roundabout and the Tennessee SHSP. In February 2026, it announced a partnership with Capstone Real Estate Investments, LLC and the Pihakis Restaurant Group to move a vision from concept to reality. This reflects ongoing collaboration with developers and a regional footprint across Alabama and Tennessee.