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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.

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.

Tonedale Mill in Wellington, making woollen and worsted cloth — including the original West of England flannel — since 1772.

North Carolina sock brand from Nester Hosiery making merino wool hiking, everyday, snow, hunting and work socks with an all-US supply chain.