Kowalenko, William Address: 110 Washington Ave, Holtsville, NY 11742 Phone: (631) 687-0100 Lawyers Other Businesses: Glaser Penny S Atty at 755 Waverly Ave, STE 203, Holtsville, NY 11742 Robert P Clemente Attys At Law at 1150 Portion Rd, Holtsville, NY 11742