One Angel Square is an office building in Manchester, England. Construction work began in 2010 and was completed in February 2013. The landmark building is the head office of the Co-operative Group. Standing 72.5 metres (237.8 feet) tall, the building forms the centrepiece of the new £800 million NOMA development in the Angel Meadows area of Manchester city centre. The building cost at least £105 million to construct and was sold on leaseback terms in 2013 for £142 million.