Atlantic Classical Orchestra atlanticclassicalorchestra.com ACO Description The Atlantic Classical Orchestra (ACO) enriches lives through inspiring musical experiences.  From its inception 34 years ago, the ACO has inspired residents of the Treasure Coast with exceptional performances that range from cherished masterworks to works destined to be the classics of tomorrow.  With a commitment to upholding the highest musical standards, the ACO has burnished the cultural complexion of the communities it serves and is the preeminent orchestra for Florida’s east coast freelance musicians.  The ACO is a professional ensemble of up to 60 players that presents four Masterworks series, holiday pops concerts, and a chamber music series in Vero