1 Exhibit 21 SUBSIDIARIES OF THE PROGRESSIVE CORPORATION Jurisdiction Name of Subsidiary of Incorporation - ------------------ ---------------- Airy Insurance Center, Inc. Pennsylvania Allied Insurance Agency, Inc. Ohio Dealer Direct Financial Services, Inc. Texas Express Quote Services, Inc. Florida Garden Sun Insurance Services, Inc. Hawaii Gold Key Insurance Agency California Greenberg Financial Insurance Services, Inc. California Halcyon Insurance Company Ohio Husky Sun Insurance Services, Inc. Washington Insurance Confirmation Services, Inc. Delaware Lakeside Insurance Agency, Inc. Ohio Marathon Insurance Company California Maryland Auto Insurance Solutions, Inc. Maryland Midland Financial Group, Inc. Tennessee Agents Financial Services - Tennessee, Inc. Tennessee Agents Financial Services - Arizona, Inc. Arizona Agents Financial Services - Illinois, Inc. (90% owned) Illinois Agents Financial Services, Inc. (40% owned) Florida Agents Financial Services - Pacific N.W., Inc. Oregon Midland Financial Services - Texas, Inc. Texas AutoSurance of America, Inc. Arizona Delta Claims Services, Inc. Tennessee Midland Financial Services, Inc. Louisiana Midland Risk Insurance Company Tennessee Specialty Risk Insurance Company Tennessee Midland Risk Services - Texas, Inc. Texas Midland Risk Services, Inc. Tennessee Midland Risk Services - Arizona, Inc. Arizona Midland Risk Services - Nevada, Inc. Nevada Midland Risk Insurance Services - California, Inc. California Midland Risk Services - Illinois, Inc. (85% owned) Illinois Midland Risk Services of Louisiana, Inc. Louisiana Midland Risk Services - Pacific N.W., Inc. Oregon Midland Risk Services - Tennessee, Inc. Tennessee Mountain Laurel Assurance Company Pennsylvania Mountainside Insurance Agency, Inc. Colorado National Continental Insurance Company New York Pacific Motor Club California PCIC Canada Holdings, Ltd. Canada Progressive Casualty Insurance Company of Canada Canada Progny Agency, Inc. New York Progressive Adjusting Company, Inc. Ohio Progressive American Insurance Company Florida Bayside Underwriters Insurance Agency, Inc. Florida Progressive Gulf Insurance Company Mississippi Progressive Classic Insurance Company Wisconsin 2 Progressive American Life Insurance Company Ohio Progressive Life Insurance, Ltd. Turks & Caicos Islands Progressive Auto Pro Insurance Company Florida Progressive Bayside Insurance Company Florida Progressive Casualty Insurance Company Ohio PC Investment Company Delaware Progressive Specialty Insurance Company Ohio Progressive Consumers Insurance Company Florida Progressive DirecTrac Service Corp. Texas Progressive Express Insurance Company Florida Progressive Hawaii Insurance Corp. Hawaii Progressive Insurance Agency, Inc. Ohio Progressive International Holdings Corp. Delaware Progressive Investment Company, Inc. Delaware RRM Holdings, Inc. Ohio Progressive Max Insurance Company Ohio Progressive Michigan Insurance Company Michigan Progressive Mountain Insurance Company Colorado Progressive Northeastern Insurance Company New York Progressive Northern Insurance Company Wisconsin Progressive Premier Insurance Company of Illinois Illinois Progressive Universal Insurance Company of Illinois Illinois Progressive Northwestern Insurance Company Washington Progressive Paloverde Insurance Company Arizona Progressive Partners, Inc. New York Progressive Preferred Insurance Company Ohio Progressive Premium Budget, Inc. Ohio Progressive Resources Services Company Ohio Progressive Security Insurance Company Louisiana Progressive Southeastern Insurance Company Florida Progressive West Insurance Company California Silver Key Insurance Agency, Inc. Nevada Tampa Insurance Services, Inc. Florida The Paradyme Corporation Ohio United Financial Insurance Agency, Inc. Ohio United Financial Insurance Agency, Inc. Washington The Progressive Agency, Inc. Virginia United Financial Adjusting Company Ohio Progressive Vehicle Inspection Services, Inc. (50.1% owned) California United Financial Casualty Company Missouri Village Transport Corp. Delaware Wilson Mills Land Co. Ohio Except as indicated, each subsidiary is wholly owned by its parent.