Evergreen Maintenance Center (EMC) has announced the appointment of Hal Heule as chief executive officer; he will oversee all EMC operations. Heule brings more than 40 years of aircraft maintenance experience to EMC. During his career he has held various management positions emphasizing strategic direction and planning for major airlines in the areas of technical services, engineering, quality control together with quality assurance, base maintenance, line maintenance, maintenance programs and reliability. Most recently he was senior v-p of technical operations at U.S. Airways and was instrumental in the America West and US Airways merger.