| Business | Phone |
| Accurate Electric 4133 E Wind Lake Rd, Union Grove 53182 | (262) 534-6800 |
| Dakota Electric Inc 1033 Main St, Union Grove 53182 | (262) 878-0565 |
| Service Electric-Union Grove 15322 Spring St, Union Grove 53182 | (262) 878-1878 |
| Rasmusson Electric Inc 925 Commerce Dr, Union Grove 53182 | (262) 878-1668 |