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Burlington, North Carolina B Corp t-shirt maker using only natural fibers (US-grown cotton, hemp, wool), offering eco printing and garment dyeing for brands.

Japan's first hemp apparel brand, making casual tops, bottoms and outerwear in hemp and hemp-cotton blends under the 'Art of Hemp' theme.

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.

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