Wisconsin EDI Major Participants

Worker's Compensation has a long list of trading partners, some of whom have been with us since the inception of our EDI program. Below is a current list of our trading partners and the types of transmissions they send to us. Each trading partner below has sent at least one transmission of the type listed for the year 2025.

• Accident Fund Insurance Co: Sending First Reports
• Acuity Insurance Co: Sending First Reports
• All American Ins Co: Sending First Reports
• Allianz Global Risks: Sending First and Subsequent Reports
• Amerisure Ins Co: Sending First and Subsequent Reports
• AmFed National Ins Co: Sending First and Subsequent Reports
• Amguard Ins Co: Sending First and Subsequent Reports
• Amtrust North America: Sending First Reports
• Atlantic Specialty Ins: Sending First Reports
• Benchmark Administrators: Sending First and Subsequent Reports
• Berkshire Hathaway Homes: Sending First Reports
• Brickstreet Mutual Ins: Sending First and Subsequent Reports
• Brotherhood Mutual: Sending First Reports and Subsequent Reports
• CCMSI: Sending First and Subsequent Reports
• Charles Taylor: Sending First Reports
• Chesterfield Services: Sending First Reports
• Cincinnati Ins Co: Sending First Reports
• Continental Casualty: Sending First and Subsequent Reports
• Corvel Enterprise Comp: Sending First Reports
• Country Mutual Ins Co: Sending First and Subsequent Reports
• Creative Risk Solutions: Sending First Reports
• Cities and Villages Mutual Ins Co: Sending First Reports
• Davies Claims NA: Sending First and Subsequent Reports
• DG Distribution Midwest: Sending First Reports
• Diamond Insurance Co.: Sending First and Subsequent Reports
• EMC: Sending First Reports
• Erie Insurance: Sending First Reports
• ESIS: Sending First Reports
• Frankenmuth: Sending First Reports
• Gallagher-Bassett: Sending First and Subsequent Reports
• Great American Ins Co: Sending First and Subsequent Reports
• Great Divide Ins Co: Sending First and Subsequent Reports
• Great West: Sending First Reports
• Hartford Insurance: Sending First and Subsequent Reports
• Liberty Mutual: Sending First Reports
• Markel Service Inc: Sending First Reports
• Meadowbrook Inc: Sending First and Subsequent Reports
• Meridian Security: Sending First Reports
• Method Claims Management: Sending First and Subsequent Reports
• Midwest Ins Co: Sending First and Subsequent Reports
• Mitsui Sumitomo: Sending First and Subsequent Reports
• Motorists Commercial Mutual: Sending First Reports
• National Casualty Co: Sending First Reports
• Nationwide Agribusiness: Sending First Reports
• Nationwide Mutual Ins Co: Sending First Reports
• North American Risk: Sending First and Subsequent Reports
• Omaha National Underwriters: Sending First Reports
• Penn Manufacturers Assoc Ins: Sending First and Subsequent Reports
• Prescient National Ins Services: Sending First and Subsequent Reports
• Protective Insurance Co: First and Subsequent Reports
• Risk Admin Services: Sending First Reports
• Rockwood Casualty Ins Co: Sending First and Subsequent Reports
• Ryder Service Corp: Sending First and Subsequent Reports
• Sedgwick: Sending First Reports
• Selective Ins: Sending First and Subsequent Reports
• Sentry Insurance: Sending First Reports
• Service Lloyds Insurance Co: Sending First and Subsequent Reports
• SFM Mutual: Sending First Reports
• Society Insurance: Sending First and Subsequent Reports
• State Automobile Mutual Insurance Co: Sending First Reports
• State Auto Property & Casualty: Sending First Reports
• The Pie Insurance Co: Sending First Reports
• TMG Insurance Services: Sending First Reports
• Travelers Indemnity: Sending First Reports
• Triangle Ins Co: Sending First and Subsequent Reports
• Tristar Risk Management: Sending First and Subsequent Reports
• Tyson Foods Incorporated: Sending First Reports
• Waypoint Mutual Co: Sending First and Subsequent Reports
• West Bend: Sending First Reports
• Western National Mutual: Sending First and Subsequent Reports
• Zurich American Ins Co IL: Sending First and Subsequent Reports