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Montana brand making US-made merino wool shirts, base layers, sweatshirts, jackets and socks from wool grown on the Helle family ranch and Rocky Mountain growers.

Vertical woollen mill founded in 1837 — dyeing, blending, spinning, weaving and finishing wool cloth for fashion and furnishings on one site.

American basics label known for Pima tees in US-grown Supima cotton, plus slub and hemp tees; some styles knit and sewn at its own Pennsylvania mill.

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.