Merseyside Fire and Rescue Service is in attendance at an incident on Shaw Road, Liverpool.
Crews were alerted at 21.45 and on scene at 21.50. Four fire engines are on scene.
Crews arrived to find a building measuring approximately 20 metres by 15 metres involved in fire.
Two firefighters wearing breathing apparatus were committed to the building using a hose reel jet while a main branch hose was utilised externally.
The fire has been extinguished and firefighters remain in BA while dampening down the scene. The incident is currently being scaled down.