Sonnic Cleaning Services 1 year ago ID: #96696 Listed In : Cleaning Service Shalstone Road 0800 246 1424 https://www.sonnic.co.uk/ Business Description Sonnic Cleaning is a professional commercial and office cleaning company providing a range of contract cleaning services throughout London. Reviews & Ratings Write a Review No Review. Please login / register to add your review. Tags : commercial cleaning company london office cleaners london office cleaning company london Office Cleaning London office cleaning services london.