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Sock maker near Braga, Portugal, producing about 3.5 million pairs a year in organic cotton and merino for department stores, chains and brands such as Asket.

Italian spinner of fine yarns, best known for cashmere, also working in baby alpaca, linen, wool and silk.

London womenswear label known for signature silk collections, making resortwear, sleepwear and staples in silk, linen and wool.

Arequipa knitwear and apparel maker producing alpaca and organic cotton sweaters, coats and accessories for brands and designers; also runs its own label, Anntarah.