Brandes & Cassagnol Engineers

Leading the way in Structural and Environmental Excellence.

With decades of experience in working with top U.S. architectural firms successfully complete complex engineering projects, we have risen to the pinnacle of the industry through sheer hard-work, professionalism, integrity, innovation, and provision of high-quality services. From bid to completion, our goal is to forge lasting relationships, maximize creativity and ensure on-time, on-budget end results.

Our Projects

We take great pride in the projects we help complete. Learn more about what we’ve worked on!

View Our Projects


5520 Connecticut Ave NW # LL4
Washington, DC 20015