San Diego — Jack in the Box Inc. has completed its previously announced acquisition of Del Taco Restaurants, Inc. for approximately $585 million. With the close of the acquisition, Jack in the Box and Del Taco are now positioned as stronger QSR players with greater scale and the ability to enhance the guest experience while pursuing profitable growth. “Today marks an important milestone in our company’s history as we officially welcome Del Taco to the Jack in the Box family,” says Darin Harris, CEO of Jack in the Box. “We …