PROTEAN PLANNING LIMITED Company number 07397435 · Monitor this company Active Overview People 1 Financial Control Documents Analysis Location Related Registered office Address3.1 Cannon Brewery, 150 St. John Street, London, United Kingdom, EC1V 4PS PostcodeEC1V 4PS Companies at this postcode 7 Average house price in EC1V 4PS £948,000 (10 sales) Map