FIREFIGHTERS were called to a blaze at the former Derbyshire Building Society headquarters in Duffield tonight.
Fire crews and police were called to Duffield Hall in St Ronans Avenue, just off the A6, shortly before 7.10pm.
The main road was closed for more than an hour while the incident was being dealt with.
Speaking at the scene, a spokesman for Derbyshire Fire and Rescue Service, said there had been a "small fire in one of the compartments of the offices".
He added: "The historical side of the building has not been affected.
"Demolition work is currently being undertaken at the site but the cause of the fire at this moment is not known.
"The road was blocked as it was not known at the start if the incident whether it would be protracted.
"The water source was also on the opposite side of the road and for the crews safety it was felt necessary to close the road.
"We are still ventilating the property at this time and a fire investigation will be taking place."
