Mason & Hanger, a Day & Zimmermann company, is dedicated to providing architectural and engineering (A/E) services specializing in the worldwide design of secure, mission-driven facilities.
For nearly two centuries, Mason & Hanger has been a trusted partner of the U.S. Department of Defense (Army, Navy, Air Force, Marines, National Guard), Department of Defense Reserves, Department of Homeland Security, Department of State, and Department of Energy, among other government agencies critical to the U.S. National Security Mission in providing best-in-class architectural and engineering (A/E) services. We have served the federal government on thousands of projects, in 48 states and 164 countries. With offices in Lexington, Kentucky and Richmond, Virginia Beach and Woodbridge, Virginia, Mason & Hanger has ranked nationally among the Top 15 A/E firms in Government Building Design.
"We provide smart, innovative solutions for difficult and complex design challenges to support the U.S. Government with their security missions globally."
-Benjamin A. Lilly, President, Mason & Hanger
Customized, streamlined solution for every mission – focusing on communication and quality control.
Sustainable offerings including comprehensive energy and water conservation measures to reduce greenhouse gas emissions.