WILLKAM BUILDING & MAINTENANCE SERVICES LIMITED Company number 16990971 · Monitor this company Active Overview People 1 Control Documents Analysis Location Related Registered office AddressFlat 14 Dumain Court, Opal Street, London, England, SE11 4SB PostcodeSE11 4SB Companies at this postcode 20 Average house price in SE11 4SB £438,000 (8 sales) Map