AllSaints is a British fashion retailer headquartered in London, UK. AllSaints sells menswear, womenswear apparel, footwear, and accessories in 232 stores, and has approximately 3,200 employees across.AllSaints is a British fashion retailer headquartered in London, UK. AllSaints sells menswear, womenswear apparel, footwear, and accessories in 232 stores, and has approximately 3,200 employees across.