| Business | Phone |
| Electrical Associates-Dallas 3730 Marquis Dr, Garland 75042 | (972) 272-6692 |
| Prism Electric Inc 2916 National Dr, Garland 75041 | (972) 926-2000 |
| Andrews Mechanical Svc 212 Commercial St, Garland 75040 | (972) 272-6850 |
| Lone Star Mechanical Contrs 1225 N 1st St, Garland 75040 | (972) 487-6787 |
| Arrow Electric Svc 2723 National Pl, Garland 75041 | (972) 633-0409 |
| Matthews Constructors Inc 2222 Executive Dr, Garland 75041 | (972) 840-3171 |
| All In One Electric 3817 Windsor Dr, Garland 75042 | (972) 272-5032 |
| Haas Electric 106 N Shiloh Rd, Garland 75042 | (972) 272-2221 |