A FAMILY OWNED BUSINESS SINCE 2010, K Single Corp (KSC) is a market leader in the exterior home repair and home installation. KSC has doubled its revenue each year since 2014 and is one of Washington’s fastest growing businesses. Our corporate structure, mission, values, and management style have been the backbone of the company’s remarkable success. K Single Corp has been providing expert roofing and siding services since 2010, and we’ve helped over 15,000 satisfied customers! Our experienced roofing and siding professionals will work... read full review »