Colliers, the leading diversified professional services and investment management company have awarded Hawkey Cleaning & Support Services the contract to clean the communal parts of 90 High Holborn. The 180,000 sq ft office building has 9 floors and an impressive glass façade frontage. The contract will include the provision of specialist external window cleaning to all floors, as well as providing daytime cleaning operatives to care for the communal parts of the building. The team at Hawkey commented; “We are very excited to have been awarded the contract by Colliers and look forward to cementing a great working relationship.”