Civil Service Employees Association (CSEA) Port Washington Custodial Unit member Louie Calabrese on drums leading the Power Glide band at the Pride in Port parade in Port Washington, New York, on Long Island. Most of the unit participated in the local community event. More than 300 CSEA members live in the town and work in surrounding areas and are very civic minded. The members of the custodial unit helped raise thousands of dollars for area charities. The CSEA is New York State's largest union.