Greise's Chimney Sweep Company. We clean all types of: Chimneys. Wood Stoves. Fireplaces. Furnaces. Chimney Lining. Wire brush and Vacuum Cleaning. 11708 Old Legislative Road, Frostburg Maryland. Fully Insured. Proudly Serving the Tri-State Area for 40 years! Stainless Steel Caps. Stainless Lifetime Warranty.