M & W Construction is a 30-year old general contractor specializing in both pre-engineered steel and conventional commercial and industrial construction. Our employees perform carpentry, masonry, steel erection, and roofing and have completed many diverse projects in Northwest Ohio.M & W is also a certified Duro-Last roofing contractor. We offer Nucor Steel Buildings.At M & W, we feel that past customers provide the best testimonials as to our business relationship and quality of work. Call now for an estimate on your new steel building or flat roof project.