CertainTeed Products Corp. Share: Industries CertainTeed Products Corp. Visit Website 11519 St. Rt. 250 North Milan, OH 44846 (419) 499-2581 (419) 499-4074 (fax) www.certainteed.com LinkedIn Facebook Twitter About Map About CertainTeed Roofing is a leading manufacturer of residential, commercial and solar roofing products. What's Nearby? Distance: 5 10 15 20 25 50 mi.