Officials with the State Fire Marshal's Office are assisting in the investigation of a weekend business fire in Grundy Center.

Crews were dispatched to battle a structure fire at Heavy Equipment Manufacturing on East 1st Street around 9 a.m. today (Saturday, December 27, 2014). According to Grundy County sheriff's officials, flames were exiting the building when firefighters arrived at the scene.

Firemen were on the scene approximately three hours. No injuries were reported.

The fire caused extensive damage to the building. The State Fire Marshal’s Office has been called in to help local investigators determine the cause of the fire, sheriff's officials said.

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