The apartment is cordoned off while waiting for a fire scene investigation to be carried out by forensic technicians.
Relatives of the deceased man have been notified.
- We received the alarm just before 12 o'clock. The apartment is completely destroyed and cordoned off.
The cause of the fire is unknown and it must be investigated by the police, says Ola Rosander, management operator at RC Mitt.
No other residents in the house needed to be evacuated.