| Business | Phone |
| Runde's Welding & Driveline 660 60th Ave Sw A, Cedar Rapids 52404 | (319) 365-6025 |
| Sadler Machine Co Inc 4150 Thomas Dr Sw, Cedar Rapids 52404 | (319) 366-3585 |
| Seger Automotive Engineering 3211 F Ave Nw, Cedar Rapids 52405 | (319) 396-5213 |
| Abrasive Jet Technology 6105 6th St Sw, Cedar Rapids 52404 | (319) 364-5352 |
| Acro Manufacturing Corp 5429 N Towne Pl Ne, Cedar Rapids 52402 | (319) 393-2537 |
| Advanced Manufacturing Svc 740 66th Ave Sw, Cedar Rapids 52404 | (319) 365-0388 |
| Complete Machining Inc 1268 Hess Ln, Cedar Rapids 52403 | (319) 363-5446 |
| D J Machine 4003 J St Sw A, Cedar Rapids 52404 | (319) 929-1771 |
| D W Products Inc 5625 6th St Sw, Cedar Rapids 52404 | (319) 366-8455 |
| Lebeda Engineering 614 1st St Sw, Cedar Rapids 52404 | (319) 366-1950 |
| Panamat 329 10th Ave Se, Cedar Rapids 52401 | (319) 366-5619 |
| Recreational Motorsports 809 27th Ave Sw, Cedar Rapids 52404 | (319) 365-5391 |