Federal Contracts by NAICS Industry Code
NAICS (North American Industry Classification System) codes categorize federal contracts by industry. Click any code to see top agencies, contractors, and recent awards. Data from USASpending.gov.
236220Commercial and Institutional Building Construction
$38.1B336411Aircraft Manufacturing
$31.0B561210Facilities Support Services
$29.9B541330Engineering Services
$28.4B524114Direct Health and Medical Insurance Carriers
$27.0B541715Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
$24.1B336414Guided Missile and Space Vehicle Manufacturing
$18.2B541512Computer Systems Design Services
$17.6B336611Ship Building and Repairing
$14.8B541519Other Computer Related Services
$12.2B336413Other Aircraft Parts and Auxiliary Equipment Manufacturing
$9.3B325412Pharmaceutical Preparation Manufacturing
$9.2B334511Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
$8.6B621111Offices of Physicians (except Mental Health Specialists)
$7.9B237990Other Heavy and Civil Engineering Construction
$7.7B541710Research and Development in the Physical, Engineering, and Life Sciences
$7.2B541511Custom Computer Programming Services
$6.8B541990All Other Professional, Scientific, and Technical Services
$6.6B561612Security Guards and Patrol Services
$5.3B324110Petroleum Refineries
$5.2B541611Administrative Management and General Management Consulting Services
$5.1B488190Other Support Activities for Air Transportation
$4.8B541712Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)
$4.2B336412Aircraft Engine and Engine Parts Manufacturing
$4.1B562910Remediation Services
$3.6B511210Software Publishers
$3.4B541614Process, Physical Distribution, and Logistics Consulting Services
$3.2B336992Military Armored Vehicle, Tank, and Tank Component Manufacturing
$2.9B325411Medicinal and Botanical Manufacturing
$2.7B332993Ammunition (except Small Arms) Manufacturing
$2.3B336111Automobile Manufacturing
$2.2B481212Nonscheduled Chartered Freight Air Transportation
$2.2B518210Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services
$2.1B332410Power Boiler and Heat Exchanger Manufacturing
$2.0B325180Other Basic Inorganic Chemical Manufacturing
$1.9B541513Computer Facilities Management Services
$1.9B483111Deep Sea Freight Transportation
$1.8B334220Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing
$1.7B423850Service Establishment Equipment and Supplies Merchant Wholesalers
$1.7B423450Medical, Dental, and Hospital Equipment and Supplies Merchant Wholesalers
$1.7B336419Other Guided Missile and Space Vehicle Parts and Auxiliary Equipment Manufacturing
$1.6B334290Other Communications Equipment Manufacturing
$1.6B481211Nonscheduled Chartered Passenger Air Transportation
$1.5B237310Highway, Street, and Bridge Construction
$1.4B424210Drugs and Druggists' Sundries Merchant Wholesalers
$1.4B513210Software Publishers
$1.2B339999All Other Miscellaneous Manufacturing
$1.2B517110Wired Telecommunications Carriers
$1.1B622110General Medical and Surgical Hospitals
$1.1B541690Other Scientific and Technical Consulting Services
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