Find the right engineering partner.

Buildings / Facilities Engineering and Electrical Systems Engineering.

Buffalo, NY+2

Quality delivery of multidisciplinary engineering, construction management, and facility support services

Orlando, FL+6

We help you identify progressive solutions to improve the built environment.

Norwalk, CT+3

We Improve the Way Things Are Done

Boston, MA+2

Partnering to Provide Enduring Solutions

Rochester, NY+6

Underground Intelligence

Middlebury, CT+4

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

The Woodlands, TX+1

Consulting structural engineering and NYC special inspection services

New York, NY

Built on Legacy, Driven by Purpose.

East Brunswick, NJ+7

Environmental Consulting and Engineering

Philadelphia, PA+2

Goals. Commitment. Plan of Action.

New York, NY

Architectural Design and Structural Engineering.

New York, NY

HVAC Installation and Commercial and Institutional HVAC Construction.

New York, NY

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

Philadelphia, PA+5

Innovative structural engineering through close collaboration

New York, NY

First Choice of Our Clients for Over 25 Years

Princeton, NJ+2

Concepts to Reality - We Transform Ideas

New York, NY

Think Safety, Think SAGE!

New York, NY

We are a collective of architects, designers, engineers, and planners working together to build a better future.

Chicago, IL+6

Building Performance. Delivered.

New York, NY

Engineering Excellence

Boston, MA+8

Design in Harmony

New York, NY+3

Constructing Success - Block By Block

Edison, NJ+1

Mechanical, Electrical, Plumbing, and Fire Protection Engineering

New York, NY