| WISCONSIN | ||
| Midwest Alarm Services | Fitchburg, WI 53713 | 608-237-9697 |
| ESC Inc. | Grafton, WI 53024 | 414-510-7525 |
| Carpenter Technology | Hartford, WI 53027 | 800-231-6157 |
| McTernan Wireless | Kenosha, WI 53143 | 773-255-6022 |
| Breaker Electric | Lake Geneva, WI 53147 | 262-248-8095 |
| Lappen Security Product | Little Chute, WI 54140 | 920-734-3027 |
| Convergence Solution | Menomonee Falls, WI 53051 | 414-228-4000 |
| J & K Security Solution | Madison, WI 53715 | 608-255-5799 |
| Midwest Alarm Services | Madison, WI 53713 | 608-577-8861 |
| Quality One Electric | Madison, WI 53716 | 608-438-9786 |
| Pyramid Telephone and Security | McFarland, WI53558 | 608-273-9300 |
| Engineer Security Solution | New Berlin, WI 53151 | 414-235-0850 |
| Innovative Systems | Oakcreek, WI 53154 | 414-397-3426 |
| FM Electronics | Pewaukee, WI 53072 | 262-617-4242 |
| Permar Security | Schofield, WI 54476 | 715-451-1979 |
| Faith Technology | Sun Prairie, WI 53590 | 608-225-0597 |
| Specialized Electric Inc. | Verona, WI 53593 | 608-369-1416 |
| Triad Security LLC | Verona, WI 53593 | 608-274-7022 |
| Martin Systems | Waukesha, WI 53186 | 262-933-1356 |