| 332710 | Machine Shops |
| 332721 | Precision Turned Product Manufacturing |
| 332996 | Fabricated Pip and Pip fitting manufacturing |
| 332999 | All Other Miscellaneous Fabricated Metal Product Manufacturing |
| 333514 | Special Die and Tool, Die Set, Jig Fixture Manufacturing |
| 333618 | Other Engine Equipment Manufacturing |
| 333999 | All Other Miscellaneous General Purpose Machinery Manufacturing |
| 336412 | Aircraft Engine and Engine Parts Manufacturing |
| 336413 | Other Aircraft Parts and Auxiliary Equipment Manufacturing |
| 333249 | Other Industrial Machinery Manufacturing |
| 336999 | All Other Miscellaneous |
| 541420 | Industrial Design Services |
