Diamond Decking designs and installs premium composite decks, Trex & TimberTech systems, and custom stone patios across Chicago and the North Shore. We specialize in low-maintenance, high-performance outdoor living spaces built to withstand Midwest weather. Our experienced team provides full-service design, permitting, and construction using only the most trusted composite and paver materials. Whether you’re replacing an old wood deck, planning a backyard renovation, or installing a brand-new outdoor space, Diamond Decking delivers exceptional craftsmanship and customer care. Serving Glenview, Wilmette, Winnetka, Northbrook, Evanston, and surrounding suburbs.