Northrop Grumman

Northrop Grumman is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Aerospace Industries
• Human Resources

North American Industry Classification System (NAICS) Categories:

• Search, Detection, Navigation, Guidance, Aeronautical, And Nautical System And Instrument Manufacturing
• Aircraft Manufacturing > Aerospace Companies
• Human Resources Consulting Services > Personnel & Training Consulting > Human Resource Consultants

Standard Industry Classification (SIC) Categories:

• Aircraft > Aerospace Companies
• Search & Navigation Equipment > Aerospace Instruments & Equipment
• Management Consulting > Personnel & Training Consulting > Human Resource Consultants