Compass Systems Inc.
     21471 Great Mills Rd.
     Lexington Park, MD20653
     Phone: 301-737-4640
     Fax: 301-866-0071
 

Arizona Office:
Compass Systems Inc.
     3178 E. 33rd Place, Unit A
     Yuma, AZ 85365
     Phone: 928-726-2125

Compass Systems Inc.
     60 Hazelwood Dr.
     Champaign, IL 61820
     Phone: 217-552-2478 938

Compass Systems Inc.
     1001 Broad Street
     Johnstown, PA 15906
     Phone: 814-532-5655