Mark L. Nestler And John R. Poletto On Relocating To South... Mark L. Nestler and John R. Poletto, founders of Nestler Poletto Sotheby’s Internat[...] July 23, 2018 / Dima Vitanova / Tags: Mark L. Nestler and John R. Poletto, Nestler Poletto Sotheby’s, South Florida