Profile picture of Joni J. Berner, Esquire

Phone: 215.790.8800


1528 Walnut Street

Practice Areas:
Legal Professional

Joni Berner is the founder of Berner Klaw & Watson LLP, a six-lawyer law firm handling all aspects of family law in Southeastern Pennsylvania and New Jersey, including prenuptial agreements, divorce, custody, support, protection from abuse, adoption, dependency, GLBTQ relationship and dissolution agreements, international custody and divorce matters, and appellate cases. The firm also handles a limited number of personal injury cases arising out of family issues such as domestic violence or child sexual abuse. Ms. Berner and her two partners are also trained divorce and custody mediators and Ms. Berner, a trained collaborative attorney, has recently launched firm-wide collaborative practice. Her personal work with clients of the firm is limited to mediation and collaborative practice. Ms. Berner has a bachelor’s degree in international politics from Cedar Crest College and a juris doctorate from Villanova University School of Law. She is active in the Philadelphia, Delaware County and Pennsylvania Bar Associations. She served as chair of the Philadelphia Family Law Section and as co-chair of the Philadelphia Lawyer Referral and Information Service. She has lectured regularly on a wide variety of family law topics and is an adjunct professor at Temple Law School and Villanova Law School. She has a keen interest in the intersection of mental health and family law, in small firm management, in practical education for the next generation of family law attorneys and paralegals, and in alternative dispute resolution. She has served on the boards of a number of other organizations including the Women’s Law Project, Philadelphia Volunteers for the Indigent, the Women’s Therapy Center, the Villanova Law School Alumnae Advisory Board (2013-2014 president) and the Board of Trustees of Cedar Crest College.