Fitts is an industry leader in the manufacturing of stair components for residential and light commercial construction. Found ... ed in 1947, Fitts is a family owned stair parts manufacturer in the United States. Fitts offers stock stair products in 12 wood species, as well as, wrought iron and stainless steel cable balustrade. Fitts ships products thoughout the United States and the Pacific Rim out of two US warehouses in Alabama and Washington State. read more