Metalworking Companies
The Knoxville region has a long and recognized history in the automated machinery and metal working industries, resulting in an experienced and well-trained workforce. The region's geographic location provides excellent access to both suppliers and customers.
| Company | Location | Number of Employees | Service |
| Arconic | Blount | 850 | Aluminum ingot & coiled steel |
| Ball Metalpack | Jefferson | 338 | Metal food containers |
| Lisega, Inc. | Sevier | 209 | Metal piping components |
| Eastern Plating, Inc. | Cocke | 170 | Chrome & zinc plating |
| MPP Rockwood | Roane | 150 | Power metallurgy parts |
| Vestal Manufacturing | Monroe | 140 | Metal & steel home fireplaces |
| Parker TruTec | Sevier | 85 | Heat treating |
| Highland Steel Erectors | Scott | 80 | Steel erectors |
| NGK Metals | Monroe | 70 | Insulators & copper beryllium alloys |
| Axis Fabrication & Machine Co. | Blount | 60 | Metal fabrication |
| B/S/H Home Appliance Corp. | Campbell | 50 | Ranges, stove tops, & barbecue grills |
| Dienamic Tooling Systems, Inc. | Loudon | 50 | Sheet metal stamping dies |
| Alloy Fabrication | Anderson | 20 | Metal fabrication |
| MHF Energy Solutions | Anderson | 19 | Metal fabrication |
| Mountain Mold & Die | Sevier | 15 | Tool and die |
| Metal-Tech of Tennessee | Cocke | 4 | Metal treatment |
Source: Book of Lists, community websites 2021