About Us
Who We Are
Building Envelope Allies is a leading provider of comprehensive building envelope solutions. Our experts have a deep understanding of building envelope complexities, and we offer consultative services from concepting and design to installation and ongoing maintenance.
With a track record of excellence and a commitment to sustainable practices, we are your trusted ally in optimizing your commercial building’s performance and longevity.
Decades of Experience
Created from TSI Energy Solutions, we’re proud to bring over 40 years of experience to our commercial clients under the Building Envelope Allies name.
Comprehensive Expertise
With a team of industry experts on staff, we offer a wide range of services for the complete commercial building envelope.
Commitment to Sustainability
We are committed to driving sustainable change by assisting our commercial clients in maximizing energy efficiency and minimizing costs.
Where We Work
We provide solutions to enhance building envelope performance for commercial clients across the Midwest, including Indiana, Illinois, Kentucky, Michigan, and Ohio.
“Anytime we are in need a second opinion with detail recommendation for roofing and building envelope- Building Envelope Allies is our top choice.”
Stephen W. Crandley
Tremco Roofing and Building Maintenance
Professional Associations
