Find the right engineering partner.

From concept to completion, CAS Group is your trusted partner for successful project delivery.

The Woodlands, TX+1

Creating a Better Water Future

Engineering solutions that embody clients' vision, needs, purpose, and direction

College Park, GA

Serving our clients for over 30 years.

Maitland, FL+4

Specializing in Client Focused Engineering and Construction Solutions for Water and Wastewater Treatment Projects.

Suwanee, GA+1

Deep expertise. Focused solutions.

Boston, MA

Working Wonders with Water

Walnut Creek, CA

Shaping the Midwest Since 1992

Schaumburg, IL+1

Redefining the industry. Transforming your experience.

Akron, OH

A Modern Program Management Company

San Diego, CA+1

Solving your toughest science and engineering challenges

Utility Engineering & Infrastructure Design

West Norriton, PA

Reliable, Resourceful, Results-Driven

Alexandria, VA

Building Tomorrow with Geomatic Solutions

Placentia, CA+1

Making Communities Better

New York, NY

energy efficiency.....use only what you need

Virginia Beach, VA

Leading Projects. Building Relationships.

Ann Arbor, MI

Partnering with you to deliver innovative, reliable energy solutions that enhance lives and strengthen the grid.

A Full Service Transportation Consulting and Design Firm

West Columbia, SC+14

Partners in Reliability, Resilience, Innovation, Sustainability, and Safety

Philadelphia, PA+5

Engineering & Management Services

Los Angeles, CA

Bringing expertise in the Infrastructure, Utility, Energy and Transportation sectors

Long Beach, CA+2