SJM NETWORK SERVICES LIMITED Company number 13015980 · Monitor this company Active Overview People 2 Financial Control Documents Analysis Location Related Registered office AddressBeavis Lea, Hatfield Road, Maldon, Essex, England, CM9 6QD PostcodeCM9 6QD Companies at this postcode 4 Average house price in CM9 6QD £653,000 (2 sales) Map