To become signatory to the NAMIC Arbitration Service, a company needs to sign a document committing itself to arbitration with other signatory members. Take the following steps to mail in the signatory agreement or fill out the form below and we will contact you.

  1. Print and sign the NAMIC Signatory Agreement.
  2. Mail a copy with an original signature to:

NAMIC Arbitration Service
Attention: Denise Verona
P.O. Box 68700
Indianapolis, IN 46268

Become a Signatory Company

Become a Signatory Company - Arbitration

The 152 companies listed below are participants in the NAMIC Arbitration Service.

If you engage in subrogation activities with companies not on our list, please let us know. We are continually working to grow our service, and would be happy to contact them about the benefits of using NAS.

*Note: Signatory subsidiary companies are listed individually and are not automatically included in a parent company's agreement.
Agricultural Workers Mutual Auto Insurance Company
AgSecurity Insurance Company
Alabama First Insurance Company *No Kentucky PIP
Alfa General Insurance Corporation
Alfa Insurance Corporation
Alfa Mutual General Insurance Company
Alfa Mutual Insurance Company
Alliance Insurance Company, Inc.
Allied Property & Casualty Insurance Company
AMCO Insurance Company
American Economy Insurance Company
American Family Insurance Company
American Family Mutual Insurance Company, S.I.
American Fire and Casualty Company *No Kentucky PIP
American Select Insurance Company
American Standard Insurance Company of Ohio
American Standard Insurance Company of Wisconsin
American States Insurance Company
American States Insurance Company of Texas
American States Preferred Insurance Company
Auto-Owners Insurance Company
Avomark Insurance Company *No Kentucky PIP
Brotherhood Mutual Insurance Company
Buckeye State Mutual Insurance Company
Caledonia Insurance Company *No Kentucky PIP
Cameron Mutual Insurance Company
Cameron National Insurance Company
Celina Mutual Insurance Company
Columbia Mutual Insurance Company
Columbia National Insurance Company
Concord General Mutual Insurance Company
Consolidated Insurance Company *No Kentucky PIP
COUNTRY Mutual Insurance Company
Depositors Insurance Company
East Street Insurance
Employers Mutual Casualty Company
Erie Insurance Company
Erie Insurance Exchange
Everett Cash Mutual Insurance Company
Farm Bureau Property & Casualty Insurance Company
Farm Bureau Town & Country Insurance Company of Missouri
Farmers Alliance Mutual Insurance Company
Farmers Automobile Insurance Association
Farmers Mutual Fire Insurance Company of McCandless Township
FBL Financial Group, Inc.
First Liberty Insurance Corporation *No Kentucky PIP
First National Insurance Company of America
Founders Insurance Company (NJ)
Frankenmuth Insurance Company
General Automobile Insurance Company, Inc.
General Insurance Company of America
Grange Indemnity Insurance Company
Grange Insurance Company of Michigan
Grange Property & Casualty Insurance Company
Green Mountain Insurance Company, Inc.
Grinnell Compass, Inc.
Grinnell Mutual Reinsurance Company
Grinnell Select Insurance Company
Hastings Mutual Insurance Company
Home-Owners Insurance Company
IMT Insurance Company
Indiana Farmers Mutual Insurance Company
Indiana Lumbermens Mutual Insurance Company
Integrity Insurance Company
Integrity Property and Casualty Insurance Company
Iowa Mutual Insurance Company
Liberty County Mutual Insurance Company *No Kentucky PIP
Liberty Insurance Company of America *Personal Lines Only, No Kentucky PIP
Liberty Insurance Corporation *Personal Lines Only, No Kentucky PIP
Liberty Mutual Fire Insurance Company *Personal Lines Only, No Kentucky PIP
Liberty Mutual Insurance Company *Personal Lines Only, No Kentucky PIP
Liberty Mutual Mid-Atlantic Insurance Company *No Kentucky PIP
Liberty Mutual Personal Insurance Company *No Kentucky PIP
Liberty Personal Insurance Company *No Kentucky PIP
Liberty Surplus Insurance Corporation *Personal Lines Only, No Kentucky PIP
Lightning Rod Mutual Insurance Company
LM General Insurance Company
LM Property and Casualty Insurance Company
Miami Mutual Insurance Company
MICO Insurance Company
Millville Mutual Insurance Company
Montgomery Mutual Insurance Company *No Kentucky PIP
Motorists Mutual Insurance Company
National Mutual Insurance Company
Nationwide Affinity Insurance Company of America
Nationwide Agribusiness Insurance Company
Nationwide General Insurance Company
Nationwide Mutual Insurance Company
Nationwide Property & Casualty Insurance Company
New London County Mutual Insurance Company
North Carolina Farm Bureau Mutual Insurance Company
Northern Neck Insurance Company
Ohio Casualty Insurance Company *No Kentucky PIP
Ohio Casualty of New Jersey, Inc. *No Kentucky PIP
Ohio Farmers Insurance Company
Ohio Security Insurance Company *No Kentucky PIP
Oklahoma Farm Bureau Mutual Insurance Company
Old Guard Insurance Company
Owners Insurance Company
Partners Mutual Insurance Company
Peerless Indemnity Insurance Company *No Kentucky PIP
Pennsylvania National Mutual Casualty Insurance Company
Permanent General Assurance Corporation
Permanent General Assurance Corporation of Ohio
Pharmacists Mutual Insurance Company
Property-Owners Insurance Company
Rockford Mutual Insurance Company
Rockingham Insurance Company
Safeco Insurance Company of America
Safeco Insurance Company of Illinois *No Kentucky PIP
Safeco Insurance Company of Indiana
Safeco Insurance Company of Oregon *No Kentucky PIP
Safeco Lloyds Insurance Company *No Kentucky PIP
Safeco National Insurance Company *No Kentucky PIP
Safeco Surplus Lines Insurance Company
Sagamore Insurance Company
SECURA Insurance Company
SECURA Supreme Insurance Company
Shelter General Insurance Company *No PIP
Shelter Mutual Insurance Company *No PIP
Sonnenberg Mutual Insurance Company
Southern-Owners Insurance Company
State Farm County Mutual Insurance Company of Texas
State Farm Fire and Casualty Company
State Farm General Insurance Company
State Farm Indemnity Company
State Farm Lloyds
State Farm Mutual Automobile Insurance Company
State Mutual Insurance Company
Tennessee Farmers Mutual Insurance Company
Thames Insurance Company, Inc.
Trustgard Insurance Company
UFB Casualty Insurance Company
United Farm Bureau Casualty Insurance Company
United Farm Family Mutual Insurance Company
United Ohio Insurance Company
Utah Farm Bureau Insurance Company
Vermont Accident Insurance Company, Inc.
Virginia Farm Bureau Mutual Insurance Company
Wausau Underwriters Insurance Company *No Kentucky PIP
Wayne Mutual Insurance Company
WEA Property & Casualty Insurance Company
West American Insurance Company *No Kentucky PIP
West Bend Insurance Company
Western Agricultural Insurance Company
Western National Assurance Company
Western National Mutual Insurance Company
Western Reserve Mutual Casualty Company
Westfield Insurance Company
Westfield National Insurance Company
Wilson Mutual Insurance Company
Wisconsin Mutual Insurance Company