Lawrence W. Kellner has been appointed chief...

Lawrence W. Kellner has been appointed chief financial officer for the Koll Co., Newport Beach, where he will be responsible for directing all corporate and partnership accounting operations for the firm’s eight division offices. Kellner was formerly affiliated with Ernst & Whinney.

Karen S. Blackwell has been promoted to vice president of Morey/Seymour & Associates, Los Angeles. Prior to joining the firm, Blackwell was a senior planner and legislative advocate for Engineering Technology Inc.

Metrospace Corporate Real Estate Consulting Firm has announced the appointment of Gerald A. Porter as president. Porter was executive vice president of the firm for the past three years.

AnneMarie Liesen has been promoted to president of CREC Group, Los Angeles. Liesen, who served as chief executive officer for the firm for the past five years, will oversee U.S. operations. Alexander Vari, CREC’s chairman, will continue to oversee international operations.