Badger State Security Systems
Contact: Jeff Johnson or Tom Smits
1915 Holmgren Way
Green Bay, WI
54304
Tel: 920-498-3600
Fax 920-498-3690

Pyramid Telephone and Security
1585 Greenway Cross
Madison, WI
53713
Tel. 608-273-9300
Fax 608-273-0157
E-mail: pyramid@pyramidtelephoneandsecurity.com

Sentra Protective Systems Inc.
2840 North Brookfield Road
Brookfield, WI
53045
Tel: 414-860-7777
Fax 414-860-6364