ACT Electronics

6595 Edenvale Blvd, Suite 130

Eden Prairie, MN 55346

Tel: 1 952 949-2079

Fax: 1 952 949-2479

Never-Fail Loop Systems

7911 NE 33rd Drive, Unit 160

Portland, OR 97211 USA

Tel: 1 503 408-9248

Fax: 1 503 408-1032

Traffic Signal Co. of Wisconsin

6318 W. State Street

Wauwatosa, WI 53213

Tel: 1 414 476-7226

Fax: 1 414 476-3438

Carrier & Gable

24110 Research Dr.

Farmington Hills, MI 48335

Tel: 1 248 477-8700

Fax: 1 248 473-0730