Clients turn to Mueller Associates with their most challenging facility requirements, including environments that put MEP systems to the test. We specialize in cultural, educational, corporate, and laboratory spaces that require advanced performance from HVAC, plumbing, power, fire protection, and lighting systems. Our portfolio reflects our promise: we engineer great spaces…and great experiences.

About Us


Mueller projects are making news. Read about our current and recent work.


We celebrated 50 years of professional service in 2016!


Our cutting-edge expertise includes comprehensive services in MEP engineering


Learn more about our executive leadership and management team


Mueller’s awards include ENR’s national “Best of the Best” and the USGBC President’s Award for Leadership and Vision


Join one of the nation’s top engineering firms for cultural, educational, corporate, and R&D environments


We are actively involved as leaders in our profession and our community

Contact Us

Here’s how to contact us, and find our new office in Linthicum, Maryland