Owens Corning acquired GMA member InterWrap in April 2016, and is now the 14th member of the GMA Executive Council. InterWrap, based in Vancouver, BC, Canada, is a manufacturer of reinforced polyethylene geomembranes liners and has a product line that also includes geotextiles and geofoam products. Andy Durham, is the senior geosynthetics engineer at Owens Corning Science and Technology LLC in Granville, Ohio, and he will represent Owens Corning on the GMA Executive Council.