GCSS is a professional cleaning company dedicated to making your life easier and more enjoyable. We understand that a clean space is not just a luxury, but a necessity for a happy and healthy lifestyle. That’s why we provide topnotch cleaning services to all facilities. Our commercial cleaning company has 15+years of experience meeting clients expectations and building cleaning needs of all sizes in London. We are fully insured and bonded with supervised and uniformed operatives. Our trained staff are equipped to handle any type of job from commercial offices, office buildings, local businesses, retail stores, warehouses, factories, computer firms, schools, daycares, medical facilities, dentist offices, and banks. Our commercial cleaning company has 15 years of experience meeting clients expectations and building cleaning needs of all sizes in London. We are fully insured and bonded with supervised and uniformed operatives. Our trained staff are equipped to handle any type of job from commercial offices, office buildings, local businesses, retail stores, warehouses, factories, computer firms, schools, daycares, medical facilities, dentist offices, and banks.