Principle Cleaning Services is a market leader in providing corporate, commercial cleaning in London.

Established in 1989, the privately-owned company today has an annual turnover of in excess of £62 million and employs over 2,200 people.

Supporting and delivering clean environments across London, its clients include well-known landmarks such as The Shard, 20 Fenchurch Street and 30 St Mary Axe.

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