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Industry Classifications
NAICS codes covering federal contracting sectors
$500B+
Federal Spending
Annual government contract spending across all sectors
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What is a NAICS Code?
NAICS (North American Industry Classification System) codes are used to classify business activities. Federal agencies use NAICS codes to identify which industries can bid on contracts, apply set-asides, and qualify for certifications.
This guide covers 50 NAICS codes relevant to federal contracting: estimated federal spending per sector, top agencies hiring, common contract types, competitive advantages, and market outlook.
All Industry Classifications
541511
Custom Computer Programming Services
Software development, application programming, and custom coding services for government agencies.
541512
Computer Systems Design Services
Design of IT systems, network architecture, security systems, and technology infrastructure.
541611
Administrative Management and General Management Consulting
Management consulting, business process improvement, organizational design, and administrative support services.
561210
Facilities Support Services
Janitorial, maintenance, security, and facilities management services for government buildings.
611710
Educational Support Services
Training development, course design, instructional delivery, and educational technology services.
621610
Home Health Care Services
In-home medical care, nursing services, therapy, and health support for patients.
334220
Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing
Manufacturing of communications equipment, radio systems, transmission equipment.
336415
Aircraft Propeller and Parts Manufacturing
Design and manufacturing of aircraft engines, propellers, and aviation components.
325414
Pharmaceutical Preparation Manufacturing
Manufacturing of pharmaceutical drugs, biologics, and medical treatments.
541320
Landscape Architectural Services
Design of landscapes, parks, outdoor facilities, and environmental restoration.
541110
Offices of Lawyers
Legal services including contract review, regulatory compliance, litigation support.
541370
Surveying and Mapping (except Geophysical) Services
Land surveying, mapping, GIS services, and geospatial data collection.
541430
Graphic Design Services
Creative design, branding, visual communication, and multimedia production.
541511-Custom
Cybersecurity and Information Security Services
Cybersecurity assessments, penetration testing, incident response, and security consulting.
562211
Hazardous Waste Collection
Collection, transportation, and treatment of hazardous and toxic waste.
237310
Highway, Street, and Bridge Construction
Construction of highways, roads, bridges, and transportation infrastructure.
238320
Painting and Wall Covering Contractors
Commercial and industrial painting, coatings, and wall finishing services.
325910
Printing Ink Manufacturing
Manufacturing of printing inks, toners, and colorants.
541690
Other Professional, Scientific, and Technical Services
Specialized technical and scientific consulting services.
423510
Metal Service Centers and Offices
Distribution and processing of metal products for industrial use.
541890
Other Services Related to Real Estate
Real estate valuation, property management, facility assessment services.
561599
All Other Travel Arrangement and Reservation Services
Travel planning, itinerary arrangement, and conference/event logistics.
541215
Computer Hardware Manufacturers
Manufacturing and supply of computer hardware, servers, and IT equipment.
238390
Other Building Installation Contractors
Installation of specialized building systems and equipment.
561720
Janitorial Services
Building cleaning, custodial, and sanitation services.
334290
Other Communication Equipment Manufacturing
Manufacturing of telecommunications equipment, switches, routers, and networking hardware.
611320
Career and Vocational Counseling Services
Training, career counseling, and workforce development services.
541715
Research and Development in Physical Sciences
Scientific research, testing, and analysis services.
533130
Lessors of Nonfinancial Intangible Assets
Licensing and leasing of patents, intellectual property, and technology.
524210
Insurance Agencies and Brokerages
Insurance brokering, risk management, and insurance services for government entities.
445110
Supermarkets and Other Grocery Stores
Food supply and grocery services for government facilities and military.
541480
Graphic Design Services (2)
Digital design, UX/UI design, and interactive media design.
238150
General Contractors—Nonresidential Building
General contracting for commercial and institutional building construction.
611430
Professional and Management Development Training
Executive development, professional certification, and leadership training.
541211
Data Processing, Hosting, and Related Services
Cloud hosting, data center services, and IT infrastructure services.
541513
Computer Facilities Management Services
IT operations, system administration, and infrastructure management.
551114
Support Services for Offices and Administrative Activities
Administrative support, human resources, finance, and business support services.
541990
All Other Professional, Scientific, and Technical Services
Niche professional services and specialized technical consulting.
238220
Plumbing, Heating, and Air-Conditioning Contractors
HVAC, plumbing, and mechanical systems installation and maintenance.
541380
Testing Laboratories
Product testing, quality assurance, and laboratory analysis services.
325414-2
Medical Device Manufacturing
Manufacturing of medical devices, equipment, and diagnostic instruments.
811310
Automotive Exhaust System Repair
Vehicle maintenance, repair, and support services.
541340
Drafting Services
CAD drafting, engineering drawings, and technical documentation.
541350
Building Inspection Services
Building inspection, code compliance, and facility assessment services.
Find Your NAICS Code
Your NAICS code determines which federal contracts you can bid on. Understand your industry classification, federal spending landscape, and competitive advantages.
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