SEMSEO LTD Company number 04421060 · Monitor this company Active Overview People 2 Financial Control Documents Analysis Location Related Registered office Address3 Shadsworth Close, Mossley, Ashton-Under-Lyne, OL5 9DA PostcodeOL5 9DA Companies at this postcode 5 Average house price in OL5 9DA £452,000 (1 sales) Map