BIG JOHN BUILDING CONTRACTORS LIMITED Company number 05361951 · Monitor this company Active Overview People 4 Financial Control Documents Analysis Location Related Registered office AddressUnit 37 Cumberland Business Park 17 Cumberland Avenue, Park Royal, London, England, NW10 7SL PostcodeNW10 7SL Companies at this postcode 5 Average house price in NW10 7SL £310,000 (1 sales) Map