To maintain high standards of customer service and to keep in touch with the needs of its insureds, which are located in 42 states, Great West Casualty Company has five offices: 

Corporate Offices/Principal Place of Business
1100 West 29th Street, South Sioux City, NE 68776-0277
Phone: 800.228.8602
Fax: 402.241.4225 (Marketing)
Chairman: R. Scott Rager
Chief Executive Officer: James Jensen
President and Chief Underwriting Officer: Steve Olson
Executive Vice President and Chief Operating Officer: Mandy Graham
Senior Vice President, Treasurer & Chief Accounting Officer: Mary Anderson

Central Region
South Sioux City

1100 West 29th Street, South Sioux City, NE 68776-0277
Phone: 800.228.8602
Fax: 402.494.7475
Chief Executive Officer: James Jensen

Arlington
624 Six Flags Drive, Suite 240, Arlington, TX 76011
Phone: 800.257.8757
Fax: 817.385.2770
Executive Vice President: Philip Mahoney

Eastern Region
Knoxville

10100 Global Way, Suite 100, Knoxville, TN 37932
Phone: 800.998.9288
Fax: 865.392.3735
Executive Vice President: Jeffery Allen

Bloomington
3042 North Lintel Drive, Bloomington, IN 47404
Phone: 800.437.2699
Fax: 812.337.4321
Executive Vice President: Dick Lehr

Western Region
Boise

2950 East Goldstone Drive, Meridian, ID 83642
Phone: 800.628.4415
Fax: 208.898.3905
Executive Vice President: Paul Mazzaglia

Other entities located in the Corporate Headquarters are:

Information Technology Department, provides information technology services to Great West and some of its affiliates.
1100 West 29th Street, South Sioux City, NE 68776
Phone: 402.494.8706 or 800.228.8075
Fax: 402.494.8500
Executive Vice President: Jim Arends

Joe Morten & Son, Inc., a group of agencies owned by Great West Insurance Agencies, Inc., markets and sells Great West products and services. It has offices in eight locations:

Knoxville, TN
South Sioux City, NE
Grand Island, NE
Willowbrook, IL
Wilsonville, OR
Littleton, CO
Urbandale, IA

Other Services and Affiliations:

Great West Risk Management works with large fleets and offers "Captive" insurance options.
10100 Global Way, Suite 100, Knoxville, TN 37932
Phone: 800.998.9288 or 865.392.3700
Fax: 865.392.3735
Regional Vice President: Pete Merrion

Old Republic Insurance Company of Canada
100 King Street West, Hamilton, Ontario L8N 3K9
Phone: 800.530.5446 Ext. 3266
Fax: 905.523.6185
Underwriting Manager: Aysegul Tuncertan