William Halstead is a division of one of the most significant groupings in UK textiles, SIL Group including fibre trading, top making, a yarn merchant, yarn dyeing, Joshua Ellis Cashmere manufacturing, Stanley Mills weaving, Luxury Fabrics including John Foster, William Halstead, Kynoch and merchant to tailoring Standeven, along with Roberts Dyers and Finishers and a textile transport specialist. William Halstead uses the services of almost the entire SIL Group and the group is providing its services to a large part of the UK textile industry and beyond.