Your Home Improvement Super Store. ABC Seamless of Bemidji, "The World's Largest Seamless Siding" is locally owned & operated & serves the heart of Minnesota. The Company manufactures & installs seamless steel siding, gutters & log siding, plus soffit & fascia, gutter protection, roofing, sunrooms & windows. It also installs these home improvement products on new construction. ABC Seamless of Bemidji was named the 2006 National Franchise of the Year. Credit Cards and financing available OAC*. Free Home Inspections