TETHYS TECHNOLOGIES LIMITED Company number 05345065 · Monitor this company Dissolved Overview People 4 Financial Control Documents Analysis Location Related Registered office Address5 CANONSFIELD, ASH GROVE, WHEATHAMPSTEAD, ST. ALBANS, HERTFORDSHIRE, ENGLAND, AL4 8HA PostcodeAL4 8HA Companies at this postcode 2 Average house price in AL4 8HA £761,000 (2 sales) Map