OKLAHOMA CITY--(BUSINESS WIRE)--Sonic Corp. (NASDAQ: SONC), the nation's largest chain of drive-in restaurants, today announced that Omar Janjua has joined the Company as President of its restaurant operating subsidiary, Sonic Restaurants, Inc. ("SRI"). Janjua was previously Executive Vice President and Chief Operating Officer for Steak 'n Shake Company, where he reported to the Chief Executive Officer and was responsible for the operations of 490 system restaurants with annual revenues of approximately $700 million.
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