THE DEMOS GROUP LIMITED Company number 05842314 · Monitor this company Dissolved Overview People 5 Documents Analysis Location Related Registered office AddressDEMOS GROUP LIMITED, 94-96, SEYMOUR PLACE, LONDON, W1H 1NB PostcodeW1H 1NB Companies at this postcode 475 Average house price in W1H 1NB £871,000 (3 sales) Map