Stefani C. Schwartz and Kathryn Van Deusen Hatfield recently left the Weiner Law Group in Parsippany and formed Hatfield Schwartz Law Group in Cedar Knolls, a 100% women-owned firm. They brought along two associates: Shannon Boyne and Andrea DiMarco. The firm, which opened Sept. 8, handles employment, labor and business matters for private and public sector employers, according to Schwartz, who spoke with the Law Journal by phone and email.