Emergency services raced to the scene at scrap metal processor Angus Braidwood and Son where vehicles and wooden pallets were ablaze.
There were no reports of any injuries.
A Scottish Fire and Rescue Service spokesman said: “We were alerted at 5.13pm on Wednesday, May 6 to reports of a large fire in Bonnybridge.
“Operations Control mobilised four appliances to the town’s scrap yard, where firefighters were met by a large quantity of vehicles and wooden pallets on fire.
“Firefighters extinguished the fire and left the scene after working to make the area safe.
“There were no casualties.”
A Police Scotland spokeswoman said: “Officers were called around 5.20pm on Wednesday, 6 May to a report of a large fire at a business premises on Hillview Road, Bonnybridge.
“The Scottish Fire and Rescue service attended and the was fire extinguished.
“The fire is not currently being treated as suspicious.”