Reed Smith has hired Lewis Zirogiannis from General Electric Co., a longtime client of the firm, as a partner for its global regulatory enforcement practice in San Francisco.

At GE, Zirogiannis has served as chief compliance officer and executive counsel for GE Digital, the industrial conglomerate’s internet software business based in San Ramon, California. Zirogiannis joined GE in 2012 at its former headquarters in Stamford, Connecticut, where he served as managing director of supervisory affairs and chief compliance officer for GE Energy Financial Services.