| Business | Phone |
| A Perfecta Metal Finishing Co 2066 N 15th Ave, Melrose Park 60160 | (708) 450-1940 |
| Above & Beyond Black Oxide Inc 1029 27th Ave, Melrose Park 60160 | (708) 345-7100 |
| Giant Finishing Inc 2040 Janice Ave, Melrose Park 60160 | (708) 343-6900 |
| Diamond Blast Corp 1741 30th Ave, Melrose Park 60160 | (708) 681-2640 |