One of New Jersey’s bellwether firms, Riker, Danzig, Scherer, Hyland & Perretti of Morristown, is losing 16 lawyers to a new venture being formed by a cadre of defecting partners.

The new firm, to be known as Sherman, Wells, Sylvester & Stamelman, will open its doors July 14 at 210 Park Ave. in Florham Park.