The FCSO added Luallen to their 10 most wanted list on Friday.
Luallen was the second of two men arrested on charges related to the incident.
Stephens is charged with exploitation of a disabled or elder adult, first-degree arson, second-degree criminal damage to property, insurance fraud charges and violation of the Georgia Residential Mortgage Fraud Act.
According to tax records Stephens owned the home, sometimes in varying names, since 2000 until it was foreclosed upon.
The 5,900-square-foot home, valued at