ALCHEMY 21 LIMITED Company number 09348532 · Monitor this company Dissolved Overview People 3 Financial Control Documents Analysis Location Related Registered office AddressMERCER HOUSE HIGH STREET, REDBOURN, ST. ALBANS, HERTFORDSHIRE, ENGLAND, AL3 7LE PostcodeAL3 7LE Companies at this postcode 258 Average house price in AL3 7LE £466,000 (4 sales) Map