Three appliances and crews from West Ashland and one from Newport Pagnell attended, along with an officer.
Smoke was issuing from a detached, two-storey, derelict commercial building when they arrived.
The firefighters used:
- Two sets of breathing apparatus
- One hose reel jet
- A turn table ladder
- One thermal imaging camera
- A positive pressure ventilation fan
The fire was in a ground floor storeroom.
Thames Valley Police was notified.