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Federal NAICS Codes

48 of the highest-volume federal-contracting NAICS codes, each backed by live counts from 106,707 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 15,970
236220 Commercial and Institutional Building Construction 9,941
332911 Industrial Valve Manufacturing 6,499
332510 Hardware Manufacturing 6,217
332722 Bolt, Nut, Screw, Rivet, and Washer Manufacturing 5,918
334419 Other Electronic Component Manufacturing 5,810
339991 Gasket, Packing, and Sealing Device Manufacturing 4,572
336611 Ship Building and Repairing 3,998
541330 Engineering Services 3,701
237990 Other Heavy and Civil Engineering Construction 3,679
333613 Mechanical Power Transmission Equipment Manufacturing 3,673
238220 Plumbing, Heating, and Air-Conditioning Contractors 3,670
541519 Other Computer Related Services 3,225
541715 Research and Development in Physical, Engineering, and Life Sciences 2,708
561730 Landscaping Services 2,239
339113 Surgical Appliance and Supplies Manufacturing 2,156
237310 Highway, Street, and Bridge Construction 2,109
339112 Surgical and Medical Instrument Manufacturing 2,074
561210 Facilities Support Services 2,050
238210 Electrical Contractors and Other Wiring Installation Contractors 1,892
561720 Janitorial Services 1,835
541990 All Other Professional, Scientific, and Technical Services 1,410
541380 Testing Laboratories and Services 1,389
561621 Security Systems Services (Except Locksmiths) 1,264
541611 Administrative Management & General Management Consulting Services 1,253
541512 Computer Systems Design Services 999
562910 Remediation Services 939
541511 Custom Computer Programming Services 803
611430 Professional and Management Development Training 803
541620 Environmental Consulting Services 770
561612 Security Guards and Patrol Services 620
238910 Site Preparation Contractors 549
722310 Food Service Contractors 487
621511 Medical Laboratories 441
541370 Surveying and Mapping (Except Geophysical) Services 193
423450 Medical, Dental, and Hospital Equipment and Supplies Merchant Wholesalers 191
561110 Office Administrative Services 187
541810 Advertising Agencies 106
541910 Marketing Research and Public Opinion Polling 101
541219 Other Accounting Services 79
541211 Offices of Certified Public Accountants 68
541850 Outdoor Advertising 46
484110 General Freight Trucking, Local 29
488510 Freight Transportation Arrangement 29
484121 General Freight Trucking, Long-Distance, Truckload 10
624110 Child and Youth Services 5
336111 Automobile Manufacturing -
517110 Wired Telecommunications Carriers -

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