Jeff Nagler has been promoted to senior...

Jeff Nagler has been promoted to senior vice president of business affairs and labor relations for Warner Bros. Studio Facilities in Burbank.

Nagler was formerly vice president of legal and business affairs at the unit. He will supervise daily business and legal affairs, labor relations and safety and environmental affairs for more than 60 departments of Warner Bros. Studio Facilities.

* Matt Gruson has been promoted to vice president of technology and software development at Disney Interactive in Burbank.

Gruson was formerly director of technology for the Edutainment and Multimedia Group at Disney Interactive.

* Howard H. Levine has been named president and chief executive of Columbia West Hills Medical Center.

Levine formerly was chief executive of Chapman Medical Center in Orange. He also has management experience with hospitals in New York and New Jersey.

The West Hills site is a 236-bed hospital owned by Columbia/HCA Healthcare Corp., based in Nashville, Tenn., a $20-billion company that is the largest hospital management firm in the United States.

* Thomas “Tim” J. Helotes was named vice president of finance for Woodland Hills-based Wellpoint Health Network’s corporate legal entities.

Previously, Helotes worked in corporate banking for Wells Fargo/First Interstate Bank of California.

* Virginia Cortez Espinoza, manager of Bank of America’s branch in South Oxnard, has been named vice president. She has managed the South Oxnard branch, at 2475 Saviers Road, since 1994.

Prior to that, she managed the Santa Paula branch for four years.

* Charles Mullett has been appointed director of technology at Condor D.C. Power Supplies in Oxnard. He will be responsible for technology and advanced product development.

Mullett has more than 25 years’ experience in technical management and the design of electronic instruments. Prior to joining Condor, he was director of engineering for Jeta Power Systems in Signal Hill.