Del Taco Restaurants, Inc. Announces Fiscal Second Quarter 2017 Financial Results

July 27, 2017

System-wide and Company-operated comparable restaurant sales growth of 7.1% and 6.9%

Raises Fiscal Year 2017 Guidance on Several Key Metrics

Lake Forest, CA  (RestaurantNews.com)  Del Taco Restaurants, Inc. (“Del Taco” or the “Company”), (NASDAQ:TACO), the second largest Mexican-American QSR chain by units in the United States, operating restaurants under the name Del Taco, today announced fiscal second quarter 2017 financial results. The Company also raised its guidance for fiscal year 2017 on several key metrics.

Fiscal Second Quarter 2017 Highlights

System-wide comparable restaurant sales growth of 7.1% and company-operated comparable restaurant sales growth of 6.9%, marking the 15th and