St Paul Insurance - Lime St - EC3 St Paul have taken occupancy of 5 floors at 52/54 Lime Street EC3. Over a period of 5 years ACS have met the challenge of ensuring that each fit out has shown the same high standards of detail and consistency of finish in order to reflect throughout the St Paul corporate image. St Paul's Insurance - Leadenhall. St Paul's Insurance - Alie Street. St Paul's Insurance - Gracechurch. Back to Special Projects.