
Marquess & Associates, Inc.
Structural Engineering and Seismic Studies and Renovations.
Medford, OR
Explore capabilities, project experience, and office locations to build your shortlist.

Structural Engineering and Seismic Studies and Renovations.
Medford, OR

Mechanical Engineering and Heating, Ventilation and Air Conditioning (HVAC) Design.

Experts Responsive Solutions
El Segundo, CA+4

End-to-end fire and life safety solutions
Chadds Ford, PA

Quality Engineering with a Practical Approach

Engineering Excellence
Boston, MA+8

It's Relationships We Build
Tulsa, OK

Above & Beyond Since 1981
St. Charles, MO
We Improve the Way Things Are Done
Boston, MA+2

Designing a sustainable future; delivering excellent quality.
Atlanta, GA+1

Driven to Succeed
Fuquay Varina, NC

Possibilities Designed Delivered

Future-focused, cost-effective engineering solutions for building systems.
New York, NY+8
Mechanical Engineering and Electrical Engineering.
Atlanta, GA

Bringing life to your project
Augusta, GA

Cutting-edge engineering & robotics customized for your workforce.
Jacksonville, FL
Partners in Reliability, Resilience, Innovation, Sustainability, and Safety
Philadelphia, PA+5

Mechanical, Electrical, Plumbing, and Fire Protection Engineering Design Services
Charleston, SC+1
Systems Engineered for Performance. Expertise Driven by Innovation.
New York, NY

New Technology. Merged with Legacy Experience.
Schaumburg, IL

Engineering Excellence Since 2008
Cookeville, TN
Your First Choice in MEPF Engineering Services
Tallahassee, FL+3

Uncommonly Committed
Golden, CO+2

Helping People Have Resilient Homes & Buildings
Southampton, NY+2