Exhibit (21)

COOPER TIRE & RUBBER COMPANY
SUBSIDIARIES

Cooper Tire & Rubber Company (Parent) (Delaware)

Alga Investments Company (Georgia)

Cooper International Holding Corporation (Delaware)

Cooper International Rubber, Limited (Jamaica) (Inactive)

Cooper Tire & Rubber Company de Mexico SA de CV (Mexico) (50% owned)

Cooper Receivables LLC (Delaware)

Cooper Tire Holding Company (Ohio)

Cooper Tire International Trading Company (Cayman Islands)

Cooper Tire & Rubber International Trading Limited (Cayman Islands)

Branch Office (Singapore)

Cooper Tire & Rubber Company (Barbados) Ltd. (Barbados)

Cooper Tire Asia-Pacific (Shanghai) Trading Company Ltd. (China)

Cooper Tire Asia (Shanghai) Trading Co., Ltd. (China)

Cooper Tire & Rubber Co. Shanghai Rep Office (China — Branch)

Cooper Tire & Rubber Foundation (Ohio)

Cooper Tire & Vehicle Test Center Inc. (Texas)

Cooper Tyre & Rubber Company UK Limited (England)

Cooper Tire & Rubber Company Deutschland GmbH (Germany)

Cooper Tire & Rubber Company Espana S.L. (Spain)

Cooper Tire & Rubber Company Europe Ltd. (England)

Cooper Tire & Rubber Company International Development Limited (England)

Cooper Tire & Rubber Company France Sarl (France)

Cooper Tire & Rubber Company Italia S.r.l. (Italy)

Cooper Tire & Rubber Company Suisse SA (Switzerland)

CTB (Barbados) Investment Co. Ltd. (Barbados)

Cooper Kenda Global Holding Co. Ltd. (Barbados) (50% owned)

Cooper Kenda Tire (Kunshan) Co. Ltd. (China)

Cooper Kenda Global Investment Co. Ltd. (Barbados) (80% owned)

Cooper (Shanghai) Tire Trading Co. Ltd. (China)

Cooper Tire Investment Holding (Barbados) Ltd. (Barbados)

Cooper Chengshan (Shandong) Passenger Tire Company Ltd. (China) (51% owned)

Cooper Chengshan (Shandong) Tire Company Ltd. (China) (51% owned)

CTBX Company (Ohio)

CTTG Inc. (Ohio)

Ilpea Equity, LLC (0.6264% owned)

Kumho Tire Co. Inc. (Korea) (10.7% owned)

Master Assurance & Indemnity Ltd. (Bermuda)

Max-Trac Tire Co., Inc. (Ohio)

Mickey Thompson Performance Racing Inc. (Ohio)

Mickey Thompson International, Inc. (Virgin Islands) (Inactive)

RubberNetwork.com LLC (Georgia) (5.56% Owned)

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