[4] It has also been a decades-long sponsor of WGN Radio's programming, and its pizza is offered in multiple station contests as a prize.

After Lou Malnati died of cancer in 1978, his wife and sons Marc and Rick took over the business.

On July 4, 2011, Lou Malnati's opened their biggest pizzeria in the Gold Coast neighborhood of Chicago.

Schererville and Greenwood locations are exclusively carryout, delivery, and catering, offering no dine-in services.

Wisconsin followed Indiana, with Lou Malnati's opening its first restaurant on December 11, 2019 in the Milwaukee suburb of Fox Point.