Structural Steel Keywords: Advanced Search Directory View All Listings Mason Structural Steel LLC Business Name Mason Structural Steel LLC Contact Doug Shymske Phone (800) 686-1223 Website www.masonsteel.com Occupation/Trade Fireplaces and/or Equipment, Skylights, Stone and Brick Veneer (man made), Structural Steel, Windows and Doors Category Associate The Ohio Drilling Company Business Name The Ohio Drilling Company Contact Rick Studer Phone (800) 860-2285 Website www.ohiodrilling.company/ Occupation/Trade Structural Steel Category Associate