Randy Greene has joined Dense-Pac Microsystems Inc....

Randy Greene has joined Dense-Pac Microsystems Inc. in the new position of vice president, quality assurance. Greene previously spent more than 4 years in the U.S. Air Force working on McDonnell Douglas fighter jets. After that, he joined McDonnell Douglas/Monrovia and held several quality-control positions. Dense-Pac, Garden Grove, manufactures computer memory devices.