| Business | Phone |
| C J Engineering 5615 S Racine Ave, New Berlin 53146 | (262) 679-1532 |
| Geo-Technology Inc Po Box 510661, New Berlin 53151 | (262) 821-1285 |
| Hk Systems Inc 2855 S James Dr, New Berlin 53151 | (262) 860-7000 |
| Item Midwest 2760 S 171st St, New Berlin 53151 | (262) 796-0993 |
| Mueller Engineering Inc 17025 W Rogers Dr, New Berlin 53151 | (262) 796-1900 |
| Kornacki & Assoc Inc 2835 S Moorland Rd, New Berlin 53151 | (262) 784-3323 |