Functional Area 1 System Operation and Maintenance

7. Independent Verification and Validation

• Advanced Systems Development (ASD)
• Allied Technology Group (ATG)
• American Systems Corporation (ASC)
• Gardent Technologies
• General Dynamics
• DTC
• HSD
• Intergraph
• LCG Systems LLC
• Maden Tech
• NCI
• Nortel
• Software Engineering Services
• The Maven Group
• Veterans Engineering