SYLVANTESSA LIMITED Company number 10487897 · Monitor this company Active Overview People 1 Financial Control Documents Analysis Location Related Registered office AddressFlat 18 Field Court, 77 Fitzjohns Avenue, London, England, NW3 6NY PostcodeNW3 6NY Companies at this postcode 12 Average house price in NW3 6NY £897,000 (21 sales) Map