Heitmann & Associates, Inc. is one of the oldest and most respected independent building envelope consultants in the world. With our staff of multi-disciplined professionals and over forty years of specialized experience with building enclosures, we attempt to find the ultimate match between visual impact, constructability, enclosure performance, and cost.


Whether you use glass, metal, brick, stone, architectural precast concrete, terra cotta, EIFS, or other materials, our goal is to ensure the ultimate success of the building enclosure. If the issue is bomb and blast hardening, pressure equalization or high-performance double skinned walls, HAI is on the forefront of current enclosure technology.