Lemberg Succeeds Smith at Digitas

BOSTON–Thomas Lemberg has joined relationship marketing agency Digitas as executive vice president, general counsel and secretary, succeeding Marschall Smith, who is leaving the company.

Lemberg, 55, most recently was managing director and general counsel of Cambridge Incubator, where he helped concoct strategies for start-up companies in the wireless technology arena. He has also held senior positions, including general counsel, at Polaroid.

Smith — who came to Boston-based Digitas in late-1999 as the agency was preparing for its initial public offering — is joining boating equipment maker Brunswick in Lake Forest, Ill.,