Evolve Salon and Spa had the privilege of joining One Loudoun in February 2016. Chris and Sonia had hoped for years to own a luxurious salon in a vibrant community. The Fitness Equation offered them the chance to create the ideal combination of beauty and health for everyone. Evolve Salon & Spa is located in The Fitness Equation in One Loudoun. This premier location offers a range of services, including a full-service spa and salon. Chris and Sonia wanted their clients to have beautiful hair. They also wanted them to feel great! Evolve offers beauty services, including hair, skin, nail, massage therapy, manicures, organic & vegan spray tanning, eyelash extensions, bridal services, makeup.