| 332111 — Iron and Steel Forging | Not reported |
| 332112 — Nonferrous Forging | Not reported |
| 332114 — Custom Roll Forming | Not reported |
| 332312 — Fabricated Structural Metal Manufacturing | Not reported |
| 332313 — Plate Work Manufacturing | Not reported |
| 332322 — Sheet Metal Work Manufacturing | Not reported |
| 332510 — Hardware Manufacturing | Not reported |
| 332613 — Spring Manufacturing | Not reported |
| 332710 — Machine Shops | Not reported |
| 332721 — Precision Turned Product Manufacturing | Not reported |
| 332722 — Bolt, Nut, Screw, Rivet, and Washer Manufacturing | Not reported |
| 332811 — Metal Heat Treating | Not reported |
| 332812 — Metal Coating, Engraving (except Jewelry and Silverware), and Allied Services to Manufacturers | Not reported |
| 332813 — Electroplating, Plating, Polishing, Anodizing, and Coloring | Not reported |
| 332911 — Industrial Valve Manufacturing | Not reported |
| 332912 — Fluid Power Valve and Hose Fitting Manufacturing | Not reported |
| 332919 — Other Metal Valve and Pipe Fitting Manufacturing | Not reported |
| 332991 — Ball and Roller Bearing Manufacturing | Not reported |
| 332996 — Fabricated Pipe and Pipe Fitting Manufacturing | Not reported |
| 332999 — All Other Miscellaneous Fabricated Metal Product Manufacturing | Not reported |
| 333242 — Semiconductor Machinery Manufacturing | Not reported |
| 333248 — All Other Industrial Machinery Manufacturing | Not reported |
| 333413 — Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing | Not reported |
| 333515 — Cutting Tool and Machine Tool Accessory Manufacturing | Not reported |
| 333517 — Machine Tool Manufacturing | Not reported |
| 333519 — Rolling Mill and Other Metalworking Machinery Manufacturing | Not reported |
| 333611 — Turbine and Turbine Generator Set Units Manufacturing | Not reported |
| 333992 — Welding and Soldering Equipment Manufacturing | Not reported |
| 333993 — Packaging Machinery Manufacturing | Not reported |
| 333995 — Fluid Power Cylinder and Actuator Manufacturing | Not reported |
| 333996 — Fluid Power Pump and Motor Manufacturing | Not reported |
| 333998 — All Other Miscellaneous General Purpose Machinery Manufacturing | Not reported |
| 334111 — Electronic Computer Manufacturing | Not reported |
| 334112 — Computer Storage Device Manufacturing | Not reported |
| 334118 — Computer Terminal and Other Computer Peripheral Equipment Manufacturing | Not reported |
| 334290 — Other Communications Equipment Manufacturing | Not reported |
| 334412 — Bare Printed Circuit Board Manufacturing | Not reported |
| 334413 — Semiconductor and Related Device Manufacturing | Not reported |
| 334416 — Capacitor, Resistor, Coil, Transformer, and Other Inductor Manufacturing | Not reported |
| 334417 — Electronic Connector Manufacturing | Not reported |
| 334418 — Printed Circuit Assembly (Electronic Assembly) Manufacturing | Not reported |
| 334419 — Other Electronic Component Manufacturing | Not reported |
| 541330 — Engineering Services | Not reported |
| 541340 — Drafting Services | Not reported |
| 541490 — Other Specialized Design Services | Not reported |
| 811310 — Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance | Not reported |