Building Enclosures


"Because WJE understands building performance issues and how enclosures can fail, we're able to help design and construct building enclosures that are higher performing and more sustainable."

— Elizabeth Cassin, Principal, Associate Executive Director of Project Operations, and Midwest Region Director

Building owners, managers, contractors, and architects turn to us when they need a firm that fully understands the aesthetic and functional performance requirements for their building enclosure systems. As a leading provider of consulting services for a variety of enclosure engineering and architectural issues, we have extensive expertise and resources to provide comprehensive, practical, and innovative solutions for new and existing facade assemblies and other building enclosure systems.

We have decades of industry-leading research and testing experience with building enclosure materials and systems of all ages, material compositions, and construction types. Our engineers and architects draw on extensive in-house laboratory capabilities in our Janney Technical Center as well as our company’s interdisciplinary knowledge to develop comprehensive, cost-effective, and technically sound repair and restoration strategies for facade, roofing, and waterproofing systems—routinely tailoring our services to meet the specific needs of a project or client.

Our services range from the design of water-tight, energy-efficient, and high-performance building enclosures to the investigation of existing facade and roof assemblies. Our experts combine state-of-the-art testing equipment with decades of hands-on experience in the field to diagnose and solve problems in both contemporary and historic structures, helping clients achieve a successful overall building performance without compromising aesthetic features.