Sunday, firefighters responded to the law offices of Ken Tarleton on Southwest First Street after a report was called in around 8 a.m.
Investigators said the cause of the fire was suspicious and they are investigating all leads.
They reported the insurance company is offering a reward for information leading to the arrest of anyone involved in starting the fire.
“We would really like to talk to anyone who might have seen something,” said Mineral Wells Detective Neal Davis. “We can keep their identity safe.”
Anyone with information is asked to call the Mineral Wells PD at 940-328-7770 or Crimestoppers, 940-325-0000.