Rist-Frost-Shumway Engineering
Better systems, better places.
Boston, MA+2
Explore capabilities, project experience, and office locations to build your shortlist.
Better systems, better places.
Boston, MA+2

MEP + Technology Engineering for a Digital World
Calabasas, CA

Designing Today. Building Tomorrow.
Buffalo, NY

Reliable. Innovative. Sustainable.
Columbia, MD+2
Need-Based Engineering & Design Solutions
Pearland, TX

Water Resource Management and Stormwater & Runoff Management.
New Orleans, LA

Creating Communities for Future Generations
Kennewick, WA
Where engineering and technology drive innovation.
San Ramon, CA

Best-in-Class MEP/FP design firm
West Palm Beach, FL+1

Data-Driven Reliability
Pasadena, TX+2

Turnkey energy solutions for the decarbonization of buildings and transportation
New York, NY+3

Architecture and Programming.
Lincoln, NE

Engineering services from concept to production, including design, simulation, and manufacturing
Charlotte, NC
to design and engineer systems that are safe, reliable and maintainable.
Portland, OR

Your Vision. Our Experience. ONE CHOICE.
Rogers, AR+2

Help clients solve their engineering and design challenges and get to market quickly.
Phoenix, AZ

Engineering solutions to enhance communities
Greensboro, NC+6

Building Relationships through Affordable Engineering Excellence
St. Louis, MO

We strive for excellence, our passion is engineering.
Biloxi, MS
Ballistic materials, armor, and military specification consulting for the defense industry
Abingdon, MD
Professional mechanical engineering, machine design, and forensic analysis
Lemont, IL

Over 50 years of engineering excellence
Mt. Holly, NJ+1

Design & Research Strategy and Product Requirements Definition.
San Diego, CA

Professional Engineering Services