GRIFFITH & YELLAND ELECTRICAL CONTRACTORS LTD Company number 06565899 · Monitor this company Active Overview People 2 Financial Control Documents Analysis Location Related Registered office Address9 Hook Lane, Northaw, Potters Bar, Hertfordshire, England, EN6 4DA PostcodeEN6 4DA Companies at this postcode 4 Average house price in EN6 4DA £799,000 (6 sales) Map