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Federal NAICS Codes

48 of the highest-volume federal-contracting NAICS codes, each backed by live counts from 144,212 indexed opportunities. Click any row for top awardees, agencies, set-aside breakdown, and bid strategy.

NAICS Industry Opportunities
336413 Other Aircraft Parts and Auxiliary Equipment Manufacturing 20,457
236220 Commercial and Institutional Building Construction 13,682
332911 Industrial Valve Manufacturing 8,716
332510 Hardware Manufacturing 8,617
332722 Bolt, Nut, Screw, Rivet, and Washer Manufacturing 8,026
334419 Other Electronic Component Manufacturing 7,331
339991 Gasket, Packing, and Sealing Device Manufacturing 5,714
238220 Plumbing, Heating, and Air-Conditioning Contractors 5,619
336611 Ship Building and Repairing 5,182
237990 Other Heavy and Civil Engineering Construction 4,918
541330 Engineering Services 4,915
333613 Mechanical Power Transmission Equipment Manufacturing 4,526
541519 Other Computer Related Services 4,504
541715 Research and Development in Physical, Engineering, and Life Sciences 3,440
339112 Surgical and Medical Instrument Manufacturing 3,113
339113 Surgical Appliance and Supplies Manufacturing 3,069
561730 Landscaping Services 3,045
238210 Electrical Contractors and Other Wiring Installation Contractors 2,981
237310 Highway, Street, and Bridge Construction 2,953
561210 Facilities Support Services 2,707
561720 Janitorial Services 2,444
561621 Security Systems Services (Except Locksmiths) 2,128
541380 Testing Laboratories and Services 2,012
541990 All Other Professional, Scientific, and Technical Services 1,957
541611 Administrative Management & General Management Consulting Services 1,662
541512 Computer Systems Design Services 1,409
562910 Remediation Services 1,251
611430 Professional and Management Development Training 1,220
541511 Custom Computer Programming Services 1,168
541620 Environmental Consulting Services 1,136
238910 Site Preparation Contractors 834
561612 Security Guards and Patrol Services 737
722310 Food Service Contractors 625
621511 Medical Laboratories 587
541370 Surveying and Mapping (Except Geophysical) Services 293
423450 Medical, Dental, and Hospital Equipment and Supplies Merchant Wholesalers 270
561110 Office Administrative Services 255
541810 Advertising Agencies 181
541910 Marketing Research and Public Opinion Polling 153
541219 Other Accounting Services 100
541211 Offices of Certified Public Accountants 85
541850 Outdoor Advertising 74
488510 Freight Transportation Arrangement 52
484110 General Freight Trucking, Local 47
484121 General Freight Trucking, Long-Distance, Truckload 12
624110 Child and Youth Services 5
336111 Automobile Manufacturing -
517110 Wired Telecommunications Carriers -

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