Joseph A. Niskar to Join Fried, Saperstein & Abbatt, P.C. Posted on May 10, 2011 by Niskar Joseph A. Niskar will be joining the law firm of Fried, Saperstein & Abbatt (FSA), P.C.. FSA is a leading divorce, family law, personal injury, and criminal defense firm with over 200 years of collective experience.