| NAICS Code | NAICS Description | SIC Code | SIC Description |
|---|
| 541519 | Other Computer Related Services | 7379 | Computer Related Services, NEC |
| 236220 | Commercial and Institutional Building Construction | 1522 | Residential Construction, NEC |
| 236220 | Commercial and Institutional Building Construction | 1531 | Operative Builders |
| 236220 | Commercial and Institutional Building Construction | 1541 | Industrial Buildings and Warehouses |
| 236220 | Commercial and Institutional Building Construction | 1542 | Nonresidential Construction, NEC |
| 236220 | Commercial and Institutional Building Construction | 1799 | Special Trade Contractors, NEC |
| 236220 | Commercial and Institutional Building Construction | 8741 | Management Services |
| 325910 | Printing Ink Manufacturing | 2893 | Printing Ink |
| 325992 | Photographic Film, Paper, Plate, and Chemical Manufacturing | 3861 | Photographic Equipment and Supplies |
| 334111 | Electronic Computer Manufacturing | 3571 | Electronic Computers |
| 334112 | Computer Storage Device Manufacturing | 3572 | Computer Storage Devices |
| 334511 | Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing | 3812 | Search and Navigation Equipment |
| 334515 | Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals | 3663 | Radio and TV Communications Equipment |
| 334515 | Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals | 3679 | Electronic Components, NEC |
| 334515 | Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals | 3825 | Instruments to Measure Electricity |
| 334516 | Analytical Laboratory Instrument Manufacturing | 3826 | Analytical Instruments |
| 334610 | Manufacturing and Reproducing Magnetic and Optical Media | 3652 | Prerecorded Records and Tapes |
| 334610 | Manufacturing and Reproducing Magnetic and Optical Media | 3695 | Magnetic and Optical Recording Media |
| 335139 | Electric Lamp Bulb and Other Lighting Equipment Manufacturing | 3641 | Electric Lamps |
| 335139 | Electric Lamp Bulb and Other Lighting Equipment Manufacturing | 3648 | Lighting Equipment, NEC |
| 335311 | Power, Distribution, and Specialty Transformer Manufacturing | 3548 | Welding Apparatus |
| 335311 | Power, Distribution, and Specialty Transformer Manufacturing | 3612 | Power, Distribution and Specialty Transformers |
| 335313 | Switchgear and Switchboard Apparatus Manufacturing | 3613 | Switchgear and Switchboard Apparatus |
| 335921 | Fiber Optic Cable Manufacturing | 3357 | Nonferrous Wiredrawing and Insulating |
| 335929 | Other Communication and Energy Wire Manufacturing | 3357 | Nonferrous Wiredrawing and Insulating |
| 335931 | Current-Carrying Wiring Device Manufacturing | 3643 | Current-Carrying Wiring Devices |
| 335932 | Noncurrent-Carrying Wiring Device Manufacturing | 3644 | Noncurrent-Carrying Wiring Devices |
| 335999 | All Other Miscellaneous Electrical Equipment and Component Manufacturing | 3629 | Electrical Industrial Apparatus |
| 335999 | All Other Miscellaneous Electrical Equipment and Component Manufacturing | 3699 | Electrical Equipment and Supplies, NEC |
| 339950 | Sign Manufacturing | 3993 | Signs and Advertising Specialties |
| 423430 | Computer and Computer Peripheral Equipment and Software Merchant Wholesalers | 5045 | Computers, Peripherals, and Software |
| 512191 | Teleproduction and Other Postproduction Services | 7819 | Services Allied to Motion Pictures |
| 512290 | Other Sound Recording Industries | 7389 | Business Services, NEC |
| 512290 | Other Sound Recording Industries | 7922 | Theatrical Producers and Services |
| 513210 | Software Publishers | 7372 | Prepackaged Software |
| 516120 | Periodical Publishers | 2721 | Periodicals |
| 516210 | Media Streaming Distribution Services, Social Networks, and Other Media Networks and Content Providers | 2711 | Newspapers |
| 516210 | Media Streaming Distribution Services, Social Networks, and Other Media Networks and Content Providers | 2721 | Periodicals |
| 516210 | Media Streaming Distribution Services, Social Networks, and Other Media Networks and Content Providers | 2731 | Book Publishing |
| 516210 | Media Streaming Distribution Services, Social Networks, and Other Media Networks and Content Providers | 2741 | Miscellaneous Publishing |
| 516210 | Media Streaming Distribution Services, Social Networks, and Other Media Networks and Content Providers | 2771 | Greeting Cards |
| 516210 | Media Streaming Distribution Services, Social Networks, and Other Media Networks and Content Providers | 4832 | Radio Broadcasting Stations |
| 516210 | Media Streaming Distribution Services, Social Networks, and Other Media Networks and Content Providers | 4833 | Television Broadcasting Stations |
| 516210 | Media Streaming Distribution Services, Social Networks, and Other Media Networks and Content Providers | 4899 | Communication Services, NEC |
| 516210 | Media Streaming Distribution Services, Social Networks, and Other Media Networks and Content Providers | 7375 | Information Retrieval Services |
| 516210 | Media Streaming Distribution Services, Social Networks, and Other Media Networks and Content Providers | 8999 | Services, NEC |
| 517111 | Wired Telecommunications Carriers | 4813 | Telephone Communication, Except Radio |
| 517111 | Wired Telecommunications Carriers | 4822 | Telegraph and Other Communications |
| 517111 | Wired Telecommunications Carriers | 4841 | Cable and Other Pay Television Services |
| 517111 | Wired Telecommunications Carriers | 7375 | Information Retrieval Services |
| 517112 | Wireless Telecommunications Carriers (except Satellite) | 4812 | Radiotelephone Communication |
| 517112 | Wireless Telecommunications Carriers (except Satellite) | 4899 | Communication Services, NEC |
| 517121 | Telecommunications Resellers | 4812 | Radiotelephone Communication |
| 517121 | Telecommunications Resellers | 4813 | Telephone Communication, Except Radio |
| 517410 | Satellite Telecommunications | 4899 | Communication Services, NEC |
| 517810 | All Other Telecommunications | 4899 | Communication Services, NEC |
| 517810 | All Other Telecommunications | 7375 | Information Retrieval Services |
| 518210 | Data Processing, Hosting, and Related Services | 7374 | Data Processing and Preparation |
| 518210 | Data Processing, Hosting, and Related Services | 7379 | Computer Related Services, NEC |
| 518210 | Data Processing, Hosting, and Related Services | 7389 | Business Services, NEC |
| 519290 | Web Search Portals and All Other Information Services | 7375 | Information Retrieval Services |
| 519290 | Web Search Portals and All Other Information Services | 7389 | Business Services, NEC |
| 532420 | Office Machinery and Equipment Rental and Leasing | 7359 | Equipment Rental and Leasing, NEC |
| 532420 | Office Machinery and Equipment Rental and Leasing | 7377 | Computer Rental and Leasing |
| 541330 | Engineering Services | 8711 | Engineering Services |
| 541330 | Engineering Services | 8748 | Business Consulting, NEC |
| 541370 | Surveying and Mapping (except Geophysical) Services | 7389 | Business Services, NEC |
| 541370 | Surveying and Mapping (except Geophysical) Services | 8713 | Surveying Services |
| 541511 | Custom Computer Programming Services | 7371 | Custom Computer Programming Services |
| 541512 | Computer Systems Design Services | 7373 | Computer Integrated Systems Design |
| 541512 | Computer Systems Design Services | 7379 | Computer Related Services, NEC |
| 541513 | Computer Facilities Management Services | 7376 | Computer Facilities Management |
| 541611 | Administrative Management and General Management Consulting Services | 8742 | Management Consulting Services |
| 541612 | Human Resources Consulting Services | 7361 | Employment Agencies |
| 541612 | Human Resources Consulting Services | 8742 | Management Consulting Services |
| 541612 | Human Resources Consulting Services | 8999 | Services, NEC |
| 541613 | Marketing Consulting Services | 8742 | Management Consulting Services |
| 541614 | Process, Physical Distribution, and Logistics Consulting Services | 4731 | Freight Transportation Arrangement |
| 541614 | Process, Physical Distribution, and Logistics Consulting Services | 8742 | Management Consulting Services |
| 541618 | Other Management Consulting Services | 8748 | Business Consulting, NEC |
| 541690 | Other Scientific and Technical Consulting Services | 0781 | Landscape Counseling and Planning |
| 541690 | Other Scientific and Technical Consulting Services | 7819 | Services Allied to Motion Pictures |
| 541690 | Other Scientific and Technical Consulting Services | 8748 | Business Consulting, NEC |
| 541690 | Other Scientific and Technical Consulting Services | 8999 | Services, NEC |
| 541910 | Marketing Research and Public Opinion Polling | 8732 | Commercial Nonphysical Research |
| 541990 | All Other Professional, Scientific, and Technical Services | 4499 | Water Transportation Services, NEC |
| 541990 | All Other Professional, Scientific, and Technical Services | 7299 | Miscellaneous Personal Services |
| 541990 | All Other Professional, Scientific, and Technical Services | 7389 | Business Services, NEC |
| 541990 | All Other Professional, Scientific, and Technical Services | 8999 | Services, NEC |
| 561110 | Office Administrative Services | 8741 | Management Services |
| 561612 | Security Guards and Patrol Services | 7381 | Detective and Armored Car Services |
| 561621 | Security Systems Services (except Locksmiths) | 7382 | Security Systems Services |
| 561622 | Locksmiths | 7699 | Repair Services, NEC |
| 611210 | Junior Colleges | 8222 | Junior Colleges |
| 611420 | Computer Training | 8243 | Data Processing Schools |
| 611430 | Professional and Management Development Training | 8299 | Schools and Educational Services |
| 611699 | All Other Miscellaneous Schools and Instruction | 7999 | Amusement and Recreation, NEC |
| 611699 | All Other Miscellaneous Schools and Instruction | 8299 | Schools and Educational Services |
| 611710 | Educational Support Services | 8299 | Schools and Educational Services |
| 611710 | Educational Support Services | 8748 | Business Consulting, NEC |
| 624310 | Vocational Rehabilitation Services | 8331 | Job Training and Related Services |
| 811210 | Electronic and Precision Equipment Repair and Maintenance | 7378 | Computer Maintenance and Repair |
| 811210 | Electronic and Precision Equipment Repair and Maintenance | 7622 | Radio and Television Repair |
| 811210 | Electronic and Precision Equipment Repair and Maintenance | 7629 | Electrical Repair Shops, NEC |
| 811210 | Electronic and Precision Equipment Repair and Maintenance | 7699 | Repair Services, NEC |
