Building Performance Group

20-22 Wenlock Road, London, N1 7GU

60 Doughty Street, London, WC1N2LS

267 Railway Arches, Poyser Street, London, E2 9RF

39-41 North Road, London, N7 9DP

66 Prescot Street, London, E1 8HG

140 Pentonville Road, N1 9FW

London

6 - 9 Eldon Street, Kingsway, London, EC2M 7LS

88 Wood Street, London, EC2V 7RS

18 Old Road, London, SE13 5TA