| Business | Phone |
| Kawneer Co 6100 Harris Technology Blvd #A, Charlotte 28269 | (704) 598-5200 |
| A-Line Corp 2233 Interstate North Dr # M, Charlotte 28206 | (704) 596-0991 |
| Alcan Aluminum Corp 7421 Carmel Executive Park Dr, Charlotte 28226 | (704) 542-2646 |
| Morse Industries 1859 Lindbergh St, Charlotte 28208 | (704) 391-8996 |