Northrop GrummanWrite a Review916-570-4000Be the first to review!5441 Luce Ave, Mcclellan, CA 95652Hi there!Be the first to review!5First-class4Better than most3About what I expected2Not the worst...1DisappointingClick to RateMore Business InfoHoursDo you know the hours for this business?Extra PhonesPhone: 916-570-0279Other Linkhttp://northropgrumman.comCategoryDesigning Engineers Suggest an Edit