Brooklyn Botanic Garden (BBG) is a botanical garden in the borough of Brooklyn, New York City. It was founded in 1910 and is located in Mount Prospect Park in central Brooklyn, adjacent to Prospect Park and the Brooklyn Museum. This 52-acre garden holds over 14,000 species of plants and has nearly a million visitors each year. Akcel Systems has provided retrofitted existing malfunctioning controls with Johnson Controls Energy Management System. Project includes controls retrofit Air handling units, Heating Hot Water Systems, Heat Pumps, Zone Controls, Ground Wells Based Condenser Water System, etc.