NEW : The company CEO , his wife , believed to be onboard , business says . NTSB investigators on scene , waiting until it is safe to proceed . Number of victims unknown ; jet could carry seven to eight people . Charles Muttillo , vice president of Morley Builders of Santa Monica , issued a statement Monday saying the company 's president and CEO and his son were believed to be on the plane . The plane departed from Hailey , Georgia .
NEW : The company CEO , his wife , believed to be onboard , business says . NTSB investigators on scene , waiting until it is safe to proceed . Number of victims unknown ; jet could carry seven to eight people . The plane departed from Hailey , Georgia .