CASPER JONKER DENTIST LIMITED Company number 06323367 · Monitor this company Dissolved Overview Documents Analysis Location Related Registered office Address18 BRIDGE STREET, WHADDON, ROYSTON, HERTFORDSHIRE, UNITED KINGDOM, SG8 5SQ PostcodeSG8 5SQ Companies at this postcode 5 Average house price in SG8 5SQ £678,000 (17 sales) Map