All employees were evacuated from the building.
Piqua and Covington firefighters entered the building and were able to get to the flames and finish the job of putting out the flames.
Damage was contained to the mechanical room area, according to Stevens, who estimated the damage at around $70,000.
There were no injuries reported and employees were able to immediately return to work as firefighters cleared the scene approximately 90 minutes after arriving.
Fletcher Fire Department responded as mutual aide and manned the Piqua Fire Station until Piqua units cleared the fire scene.