He owns 33% and is chairman of N Brown Group plc, a clothing catalog retailer. He was also the joint founder with Sir Harry Djanogly of Coats Viyella plc (now Coats Group plc), operating in 67 countries with 22% global market share, employing 70,000 people. Share sales, a valuable art collection and some small private firms account for the remainder of the family fortune. Alliance and Djanogly turned Coats Viyella into a £2bn textile business. David Alliance is also one of the primary investors of the web measurement company SimilarWeb.
