RCL Engineering Group is an interdisciplinary firm of roof consultants, structural engineers, and architects that specialize in the investigation, analysis, and specification/design for the building enclosure. Since our founding in 1980, we have assisted our clients in providing solutions to challenges in new and existing construction, commercial, historic and contemporary buildings. Our team of consultants enable us to provide services to clients on local, regional and national levels with offices in Minneapolis, Milwaukee, Chicago, Indianapolis and St. Louis.