What sets Modern Builders Supply apart from our competition? Simple, it’s our people. The team at MBS Dayton has an average of 23 years of industry knowledge in the sales and installation of roofing, siding, windows & doors as well as kitchen and bath cabinetry. We have our finger tips on the pulse of what's new and trendy today. Stop in today and let our friendly, knowledgeable staff show you why MBS Dayton is the place for professional contractors to shop.