| 211130 | Natural Gas Extraction |
| 325130 | Synthetic Dye and Pigment Manufacturing |
| 325510 | Paint and Coating Manufacturing |
| 331318 | Other Aluminum Rolling, Drawing, and Extruding |
| 332312 | Fabricated Structural Metal Manufacturing |
| 332510 | Hardware Manufacturing |
| 332710 | Machine Shops |
| 332721 | Precision Turned Product Manufacturing |
| 332999 | All Other Miscellaneous Fabricated Metal Product Manufacturing |
| 333514 | Special Die and Tool, Die Set, Jig, and Fixture Manufacturing |
| 333515 | Cutting Tool and Machine Tool Accessory Manufacturing |
| 334290 | Other Communications Equipment Manufacturing |
| 334511 | Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing |
| 334519 | Other Measuring and Controlling Device Manufacturing |
| 335999 | All Other Miscellaneous Electrical Equipment and Component Manufacturing |
| 336120 | Heavy Duty Truck Manufacturing |
| 336211 | Motor Vehicle Body Manufacturing |
| 336212 | Truck Trailer Manufacturing |
| 336214 | Travel Trailer and Camper Manufacturing |
| 336350 | Motor Vehicle Transmission and Power Train Parts Manufacturing |
| 336411 | Aircraft Manufacturing |
| 336413 | Other Aircraft Parts and Auxiliary Equipment Manufacturing (Primary NAICS Code) |
| 336419 | Other Guided Missile and Space Vehicle Parts and Auxiliary Equipment Manufacturing |
| 336992 | Military Armored Vehicle, Tank, and Tank Component Manufacturing |
| 336999 | All Other Transportation Equipment Manufacturing |
| 541330 | Engineering Services |
| 541420 | Industrial Design Services |
| 541511 | Custom Computer Programming Services |
| 541512 | Computer Systems Design Services |
| 541513 | Computer Facilities Management Services |
| 541519 | Other Computer Related Services |
| 541611 | Administrative Management and General Management Consulting Services |
| 541614 | Process, Physical Distribution, and Logistics Consulting Services |
| 541620 | Environmental Consulting Services |
| 541715 | Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) |
| 541990 | All Other Professional, Scientific, and Technical Services |
| 561210 | Facilities Support Services |
| 561320 | Temporary Help Services |
