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Jermyn Street shirtmaker making luxury men's shirts by hand in its Gloucester workshop from Swiss and Sea Island cottons, plus linen, cashmere and silk pieces.

Norwegian wool brand making merino wool base layers, thermal underwear, fleece-wool layers and beanies, using New Zealand merino knitted in its own Estonian facility.

Kathmandu knitwear maker producing cashmere, pashmina, yak wool and wool sweaters, cardigans, shawls and scarves for wholesale and private-label clients.

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