Manufacturing & Transportation
Geoff Wensel headshot
Clean50 Award Logo

Geoff Wensel

President, GR Green Building Products

The Interface of the roofing world, Partners Geoff  and Bob invented, patented and brought to market the first zero waste, closed loop life-cycle process to manufacture roofing and siding. GR Green Slate and GR Green Cedar is made exclusively from recycled and waste products, has a miniscule footprint, looks natural, costs less than other composites or natural premium products and the best part, can be completely recycled into new roofing and siding products after 50 or more years of use.