A1 Home Improvement LLC (operating online as a1roofproct.com) is a full-exterior contractor based in Berlin, Connecticut. Founded in 1999 by Rich Luppino and Zach Ziegler, the family-owned business has provided roofing, siding, window, door, gutter, and chimney services to Connecticut homeowners for over 25 years. A1 operates three office locations across the state (Berlin headquarters at 1348 Berlin Tpke, plus offices in Old Saybrook and Rocky Hill) and serves all 8 Connecticut counties (Hartford, Litchfield, New Haven, Fairfield, Middlesex, New London, Tolland, and Windham), with the Hartford metro as the primary market. The company is one of only five Owens Corning Platinum Preferred Contractors in Connecticut and holds Connecticut Home Improvement Contractor License HIC #063642. A1 is BBB Accredited (since September 2014) with an A rating, and maintains a 4.9-star Google Business Profile across more than 616 verified customer reviews. Services include residential and commercial roof replacement, roof leak repair, storm and hail damage restoration, roof insurance claim support, James Hardie siding installation, vinyl siding, window and door replacement, gutter installation, chimney repair, and skylight installation and repair. Available 24 hours a day, 7 days a week for emergency service.