| Business | Phone |
| Bajalts Enterprises 207 N Main St, South Bend 46601 | (574) 232-3278 |
| Communication Co Of South Bend 5320 S Main St, South Bend 46614 | (574) 299-0020 |
| Fire Alarm System Testing 1149 Altgeld St, South Bend 46614 | (574) 289-8810 |
| Ryan Fire Protection 2026 Ironwood Cir, South Bend 46635 | (574) 247-0979 |