Portillo's laying off 18% of staff at Oak Brook headquarters

OAK BROOK, Ill. (WLS) -- Portillo's is laying off a large portion of employees at its corporate headquarters in the west suburbs.

The restaurant chain said 18% of the staff at the Oak Brook offices are now gone.

ABC7 Chicago is now streaming 24/7. Click here to watch

The company also cut some field management roles, but the layoffs do not impact restaurant workers.

Portillo's CEO Brett Patterson says the cuts will help the business operate more efficiently as they continue to open more locations nationwide.

"While never an easy decision, it is imperative that we examine areas of the business where we can operate more efficiently and ensure our resources and future investments are directed at the right priorities," Patterson said in a statement. "These actions, along with other efficiencies, will support our long-term growth strategy."