Biggest Defense Department contractors in Arizona, by total prime contract awards for fiscal 2010, as reported by the White House Office of Management and Budget:

1. Raytheon Co. $5.2 billion

2. TriWest Healthcare Allliance $1.2 billion

3. Boeing Co. $787 million

4. Honeywell Intl. $616 million

5. General Dynamics Corp. $408 million*

*Does not include $89.1 million in contracts listed under General Dynamics Decision Systems.

Source: (White House Office of Management and Budget)