SMG, formerly Spectacor Management Group, is a worldwide management group headquartered in West Conshohocken, Pennsylvania, that specializes in managing publicly owned facilities. SMG was a joint venture in general partnership form with two equal principals: The Hyatt Hotel Company and Aramark Corporation but was bought by American Capital in 2007. SMG began their operation in 1977 with management of the Louisiana Superdome and have grown to one of the largest property management corporations in the world.