SOVEREIGN DEVELOPMENT SYSTEMS LIMITED Company number 02894924 · Monitor this company Active Overview People 8 Financial Control Documents Analysis Location Related Registered office Address19 Chequers, Bishops Park, Bishops Stortford, Hertfordshire, CM23 4BX PostcodeCM23 4BX Companies at this postcode 4 Average house price in CM23 4BX £717,000 (15 sales) Map