Welcome to TopNotchBuildingSupply.com
Top Notch is a building and supply company located in Northern Illinois with a full service lumberyard that is focused on contractor service. At Top Notch we can compliment any new home with furnishing lumber, roofing, siding, interior trim, windows, doors, cabinets and flooring.

Top Notch builds quality into everything we touch and can install everything we sell. Our knowledgeable staff has years of experience and drivers and salesman are always available for your customer service needs.