Afire at Southern Perfection Fabricationat 232Georgia Highway 49 took more than an hour and a half to put out and left three firefighters with injuries.
Witnesses and police reported 15 small explosions, which fueled the flames.
Byron Fire Department spokesmanDan Varga says officials are waiting now for the state fire marshal's office to help with the investigation, which is protocol.
Varga says about 18 Byron firefighters joined the battle to quell the blaze at Southern Perfection.
The fire started around 7 p.m., according to a Peach County dispatch.
Capt. Bill Lavender with the Byron Police Department said about 100 firefighters and police officers in total responded.
He said no one was inside the back part of the facility when the fire started, but another officer told us there were seven people in the front office.
None of the employees were injured, but a fire department spokesman told 13WMAZ three firefighters were hurt. He said one fell from a ladder andanother was injured when a roof caved in.
Both were taken to the hospital in Peach County. A third firefighter was treated and released.
The company's website says it manufactures custom sheet metal products, including automotive racks and lumbercarts.
The owner of the company told Katelyn Heck the plant employs about 100 people total and the business has been around for about 25 years. He also said all workers should report to work as normal on Friday.
The owner said he was able to salvage employee paychecks from the building so workers will get paid on Friday. He hopes operations should be running normally by Tuesday.
Officer Tim Bechtel of the Byron Police Department said first responders are taking precautions because magnesium and oxygen supplies are inside. Bechtel said, magnesium can become flammable when hit by water.
Check back with 13WMAZfor more information as it becomes available.