Sharpe Cleaning - Professional External Window Cleaning Service using the Reach & Wash System for retail, hospitality, commercial units, offices, schools and warehouses. Sharpe Cleaning offer a complete window cleaning and building maintenance service that prides itself on both our local, community-based ethics and our professional corporate standards of operation. Using efficient and environmentally-friendly Reach & Wash System Technology and Soft Washing to swiftly, carefully and safely clean your business windows, building frontage or signage.