An early morning fire destroyed a building housing several businesses at a Federal Way strip mall Sunday.

South King County Fire & Rescue firefighters and other agencies responded to the blaze, which was reported before 4:30 a.m., at a strip mall across from The Commons mall on 320th Street in Federal Way. Nine businesses, including a Subway and a vape shop, were destroyed, and a second building sustained minor damage. Firefighters stopped the blaze from spreading to a third building in the complex.

Authorities are investigating the cause of the fire.

A firefighter walks past the remnants of a building destroyed by a fire at a strip mall across from The Commons mall early Sunday morning. Courtesy Shelley Pauls A firefighter walks past the remnants of a building destroyed by a fire at a strip mall across from The Commons mall early Sunday morning. Courtesy Shelley Pauls