* Joseph J. Pruskowski has been promoted to vice president and chief technical officer at Emulex Corp. Network Systems in Costa Mesa. He had served as Emulex's vice president for software development since 1991. Pruskowski joined the company when Emulex acquired InterConnections Inc. He had been president and a co-founder of the Bellevue, Wash., company.
* Stephen W. Pihl has been promoted to vice president and branch manager at Orange National Bank. He is currently branch manager of the Stadium branch in Anaheim. Pihl joined the bank in 1990 as assistant vice president and commercial lending officer.