Other Electronic and Precision Equipment Repair and Maintenance

L-3 COMMUNICATIONS SECURITY AND DETECTION SYSTEMS, INC.

LINK SIMLUATION & TRAINING DIVISION

Optical Instrument and Lens Manufacturing, Scale and Balance (except Laboratory) Manufacturing, All Other Miscellaneous General Purpose Machinery Manufacturing, Analytical Laboratory Instrument Manufacturing, Other Professional Equipment and Supplies Merchant Wholesalers

Commercial and Institutional Building Construction, Surgical and Medical Instrument Manufacturing, Surgical Appliance and Supplies Manufacturing, Medical, Dental, and Hospital Equipment and Supplies Merchant Wholesalers, Payroll Services

K&S TACTICAL LLC

Data Processing, Hosting, and Related Services, Engineering Services, Custom Computer Programming Services, Computer Systems Design Services, Computer Facilities Management Services

Power and Communication Line and Related Structures Construction, All Other Specialty Trade Contractors, Medical, Dental, and Hospital Equipment and Supplies Merchant Wholesalers, Software Publishers, Engineering Services

Electrical Contractors, Power, Distribution, and Specialty Transformer Manufacturing, Switchgear and Switchboard Apparatus Manufacturing, Engineering Services, Testing Laboratories

Electrical Contractors, Power, Distribution, and Specialty Transformer Manufacturing, Switchgear and Switchboard Apparatus Manufacturing, Storage Battery Manufacturing, All Other Miscellaneous Electrical Equipment and Component Manufacturing

Medical, Dental, and Hospital Equipment and Supplies Merchant Wholesalers, All Other Health and Personal Care Stores, Other Commercial and Industrial Machinery and Equipment Rental and Leasing, Other Electronic and Precision Equipment Repair and Maintenance

GRAYDS

Software Publishers, Data Processing, Hosting, and Related Services, Computer Systems Design Services, Computer Training, Consumer Electronics Repair and Maintenance

Other Communications Equipment Manufacturing, Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals, Analytical Laboratory Instrument Manufacturing, Other Electronic and Precision Equipment Repair and Maintenance

Power and Communication Line and Related Structures Construction, Electrical Contractors, Petroleum Refineries, Petroleum Lubricating Oil and Grease Manufacturing, All Other Miscellaneous Chemical Product and Preparation Manufacturing

Electrical Contractors, Electronic Computer Manufacturing, Telephone Apparatus Manufacturing, Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Audio and Video Equipment Manufacturing

NORTHROP GRUMMAN AEROSPACE SYSTEMS

Testing Laboratories, Other Electronic and Precision Equipment Repair and Maintenance, Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Main

SIVANTOS, INC.

Other Commercial Equipment Merchant Wholesalers, Other Electronic and Precision Equipment Repair and Maintenance