| Business | Phone |
| Energy Management Systems 53850 N Park Ave, Elkhart 46514 | (574) 262-2993 |
| Global Resource Management Ltd 1600 W Beardsley Ave, Elkhart 46514 | (574) 389-3515 |
| Resources For Microelectronics 24577 Green Valley Pkwy, Elkhart 46517 | (574) 875-1133 |