Lewis Roca Rothgerber Christie has appointed veteran intellectual property partner Constantine Marantidis as managing partner of its California offices, the firm announced on Tuesday.

Marantidis succeeds Lauren Schneider, who left to join Frost Brown Todd in Los Angeles in March after less than two years in the role. He will continue his IP litigation and transactional practices in addition to his new duties managing the firm’s operations at its Los Angeles and San Francisco offices.