Salon MM Expansion & Redesign Palencia From a Bare Grey Shell to a High‑End Salon Experience When Salon MM set its sights on expanding from a two‑chair studio into a full‑scale, eight‑chair designer salon in the Palencia development of St. Augustine, the space waiting for them was nothing more than a raw grey shell. No concrete slab. No RTU. No electrical service. Just potential . . . and a business owner ready to grow. Marvel Construction Group was brought in to transform th