1 EXHIBIT 21.1 10-K SUBSIDIARY LIST Koons Ford, Inc. D/b/a World Ford Hollywood; World Auto Center; World Automotive Group Florida corporation Courtesy Ford, Inc. D/b/a World Ford Kendall Florida corporation Flamingo Ford, Inc. D/b/a World Ford Homestead Florida corporation Bob Howard Automotive - H, Inc. D/b/a Oklahoma corporation Bob Howard Chevrolet, Inc. D/b/a Bob Howard Subaru Bob Howard Chevrolet-Geo Oklahoma corporation Bob Howard Dodge, Inc. D/b/a N/A Oklahoma corporation Bob Howard Motors, Inc. D/b/a Bob Howard Toyota Oklahoma corporation Bob Howard Nissan, Inc. D/b/a N/A Oklahoma corporation Jim Tidwell Ford, Inc. D/b/a N/A Georgia Corporation Page 1 of 8 2 Howard Pontiac-GMC, Inc. D/b/a Bob Howard GMC Truck Oklahoma corporation Bob Howard Automotive-East, Inc. D/b/a South Pointe Chevrolet Oklahoma corporation Bob Howard German Imports, Inc. D/b/a Benchmark Motors Oklahoma corporation Casa Chevrolet Inc. Dba/ N/A New Mexico corporation Casa Chrysler Plymouth Jeep, Inc. Dba/ Westside Chrysler Plymouth Jeep New Mexico corporation Sunshine Buick Pontiac GMC Truck, Inc. Dba/ New Mexico corporation Chaperral Dodge, Ltd. D/b/a N/A Texas limited partnership Page 2 of 8 3 Colonial Chrysler-Plymouth, Ltd. D/b/a N/A Texas limited partnership Courtesy Nissan, Inc. D/b/a N/A Texas corporation KuTZ-DC, Ltd. (formerly McKinney Dodge, Inc.) D/b/a Texas corporation Kutz Auto Group, Inc. (merged into Group 1 Associates on 2/10/00) D/b/a Texas corporation Luby Chevrolet Co. D/b/a Delaware corporation Highland Autoplex, Inc. D/b/a Maxwell Highland Texas corporation MMK Interests, Inc. (merged into Group 1 Associates on 2/10/00) (Prestige Chrysler Plymouth, Inc. & Maxwell Chrysler Plymouth Dodge, Inc. merged into MMK Interests) D/b/a Texas corporation Maxwell Chrysler Plymouth Dodge Jeep Eagle, Ltd. D/b/a Maxwell Superstore Texas limited partnership Prestige Chrysler Plymouth Northwest, Ltd. D/b/a Maxwell Dodge Texas limited partnership Page 3 of 8 4 Prestige Chrysler Plymouth South, Ltd. D/b/a Maxwell South Texas limited partnership Maxwell Texas Management, Inc. Merged into MMK Interests D/b/a Delaware corporation Group 1 LP Interests-DC, Inc. (formerly Group 1 Holdings-CC, Inc. , formerly Prestige Maxwell, Inc.) D/b/a Delaware corporation Maxwell Ford, Ltd. D/b/a Texas limited partnership Group 1 Holdings - F, Inc. (formerly Maxwell Holdings, Inc.) D/b/a Delaware corporation Group 1 Ford, Inc. D/b/a Maxwell Ford of Elgin Texas corporation Round Rock Nissan, Inc. D/b/a Maxwell Nissan Round Rock Texas corporation Smith, Liu & Kutz, Inc. D/b/a Texas corporation Town North Imports, Inc. D/b/a Town North Mitsubishi Texas corporation Town North Nissan, Inc. D/b/a Maxwell Nissan Mitsubishi North Texas corporation Page 4 of 8 5 Town North Suzuki, Inc. D/b/a Texas corporation Foyt Motors, Inc. D/b/a A.J. Foyt Honda/Isuzu Texas corporation McCall-TL, Ltd. (formerly SMC Luxury Cars, Inc.) D/b/a Sterling McCall Lexus D/b/a Lexus of Clear Lake Texas limited partnership McCall-HA, Ltd. (formerly Smith, Liu & Corbin, Inc.) D/b/a Acura Southwest Texas limited partnership McCall-T, Ltd. (formerly Southwest Toyota, Inc.) D/b/a Sterling McCall Toyota Texas limited partnership Lubbock Motors - F, Ltd. D/b/a Gene Messer Ford Texas limited partnership Lubbock Motors - T, Ltd. D/b/a Gene Messer Toyota Texas limited partnership Lubbock Motors - M, Inc. (formerly Lubbock Automotive - M, Inc.) D/b/aGene Messer Mitsubishi, Gene Messer Volkswagon, Gene Messer Kia Delaware corporation Page 5 of 8 6 Lubbock Motors, Ltd. (formerly Lubbock Motors, Inc.) D/b/a The Credit Connection Texas limited partnership Rockwall Automotive - F, Ltd. D/b/a Rockwall Ford-Mercury Texas limited partnership Amarillo Motors -C, Ltd. D/b/a Gene Messer Cadillac D/b/a Gene Messer Mitsubishi Texas limited partnership Amarillo Motors - F, Ltd. D/b/a Amarillo Ford Gener Messer Ford of Amarillo Texas limited partnership Amarillo Motors - J, Ltd. D/b/a Gene Messer Jeep Gene Messer Chrysler-Plymouth Gene Messer Chrysler-Plymouth Jeep Texas limited partnership Mike Smith Automotive - N, Inc. D/b/a Mike Smith Nissan Texas corporation Mike Smith Autoplaza, Inc. D/b/a Texas corporation Mike Smith Autoplex, Inc. D/b/a Texas corporation Page 6 of 8 7 Mike Smith Autoplex Dodge, Inc. d/b/a Texas corporation Mike Smith Autoplex-German Imports, Inc. D/b/a Texas corporation Mike Smith Autoplex-V, Inc. D/b/a Texas corporation Mike Smith GM, Inc. D/b/a Delaware corporation Mike Smith Motors, Inc. D/b/a Texas corporation Mike Smith Imports, Inc. D/b/a Texas corporation Smith Automotive Group, Inc. (DISSOLVED July 30, 1999) Texas corporation Harvey Holdings, Inc. D/b/a Delaware corporation Harvey -T, Inc. D/b/a Delaware corporation Harvey Ford, LLC D/b/a Don Bohn Ford Delaware corporation Page 7 of 8 8 Harvey GM, LLC McCall-H, Inc. D/b/a Don Bohn Buick-Pontiac-GMC D/b/a N/A Delaware corporation Texas corporation Harvey Operations-T, LLC McCall-SI, Inc. D/b/a Bohn Bros. Toyota D/b/a N/A Delaware corporation Texas corporation Perimeter Ford, Inc. Amarillo Motors-SM, Ltd. D/b/a D/b/a N/A Delaware corporation Texas limited partnership Jim Tidwell Ford, Inc. Lubbock Motors-SH, Ltd. (formerly GPI Atlanta, Inc.) D/b/a N/A D/b/a Texas limited partnership Delaware corporation Lubbock Motors-S, Inc. Key Ford, Inc. D/b/a N/A D/b/a Texas corporation Florida corporation Howard-DC, Inc. Shamrock Chevrolet, Inc. D/b/a N/A D/b/a Delaware corporation Florida corporation Howard-GM, Inc. Group 1 Realty, Inc. D/b/a N/A D/b/a N/A Delaware corporation Delaware corporation Howard-HA, Inc. IRA Automotive Group, LLC D/b/a N/A D/b/a N/A Delaware corporation Delaware corporation Howard-H, Inc. Danvers-DC, Inc. D/b/a N/A D/b/a IRA Jeep Delaware corporation Delaware corporation Howard-SI, Inc. Danvers-DC II, Inc. D/b/a N/A D/b/a IRA-Dodge-Medford Delaware corporation Delaware corporation Group 1 Associates, Inc. Danvers-GM, Inc. (formerly Group 1 Holdings Inc.) D/b/a IRA Pontiac-Buick D/b/a N/A Delaware corporation Delaware corporation Danvers-S, Inc. D/b/a IRA Mazda-Isuzu IRA Porsche-Audi Delaware corporation Danvers-SU, Inc. D/b/a IRA Subaru Delaware corporation Danvers-T, Inc. D/b/a IRA Toyota Delaware corporation Danvers-TL, Inc. D/b/a IRA Lexus Delaware corporation Page 8 of 8