ESPA

ESPA was launched in 1993 by Susan Harmsworth, already an established figure in the spa world, who created what was billed as the first UK-manufactured spa range to be natural, unisex, and fully comprehensive for the professional spa environment. From the start ESPA paired products with treatment protocols and therapist training, embedding the brand in luxury spas and hotels across the world and giving it a distinctive holistic, mind-body-and-skin positioning. Its catalog leans on aromatherapy and naturally derived ingredients across cleansers, serums, and moisturizers, including the Optimal Skin Pro-Cleanser and ProSerum and the Tri-Active Regenerating line. Harmsworth led the brand for decades as a recognized authority in spa and wellness before stepping back, and in 2017 ESPA was acquired by The Hut Group (THG), which folded it into a larger beauty and e-commerce business. With more than thirty years on the market and deep roots in the professional spa channel, ESPA has a long and credible commercial track record, though as a luxury spa brand its claims rest primarily on heritage, sensory experience, and naturally derived ingredients rather than on a large base of independent clinical trials.