Three New York City-based Reed Smith partners, along with one of the firm’s economists, have departed for Duane Morris as the firm continues to grow its second-largest office by adding to existing practice areas like corporate law and commercial litigation.

The group includes corporate lawyer David Hryck, commercial litigators Christopher Healy and C. Neil Gray, and economist Theodor van Stephoudt, whose first day at the New York office of Philadelphia-based Duane Morris was March 12. Their last day at Reed Smith the day before. They said their clients have joined them at Duane Morris.