One of the senior-most green roof companies in Philadelphia installing since 2006.

GRASS (Green Roofs and Solar Systems) is an award-winning green roof installation and maintenance company -- an industry leader in a growing field. This leading-edge group has received numerous awards for its sustainable design and construction. Notable green roof projects include LG North American Headquarters, Temple University Charles Library, and the award-winning residences at 2100 Hamilton St. Explore the projects below.