ONION SECURITY LTD Company number 15790877 · Monitor this company Active Overview People 1 Financial Control Documents Analysis Location Related Registered office AddressUnit 10 Mandeville Courtyard, 142 Battersea Park Road, London, England, SW11 4NB PostcodeSW11 4NB Companies at this postcode 28 Average house price in SW11 4NB £742,000 (18 sales) Map