Carillion has been awarded a seven-year contract to provide facilities management services for Nationwide Building Society.
This contract is expected to be worth approximately £350 million and has the potential to be extended for a further three years.
The award builds on an existing partnership of nearly nine years during which Carillion has been providing facilities management services for Nationwide.
Under the new contract, which commenced on 1 October, Carillion will provide a wide range of hard and soft facilities management and workplace services for Nationwide's Headquarters in Swindon, its 15 corporate offices, critical data centres and 700 retail branches throughout the UK.
These services, which will be specifically aligned to Nationwide's sustainability strategy, will include energy management, risk assurance, asset maintenance, capital works, front-of-house, security, grounds maintenance, mailroom management, porterage and cleaning.