Greenberg has installed roof systems on literally thousands of buildings since it's founding in 1945. We have installed all types of roof systems commonly used in today's construction, including Built-Up (Hot Asphalt), EPDM (Rubber), Heat-Welded, Standing Seam Metal, and Modified Bitumen Systems. Of our approximately 90 employees, over 30 of our team members have been in the building construction industry for over 20 years.