Originally Posted by Tpinks

As hawakeye stated, no ATP is required as they are flying single engine aircraft on Part 135 Scheduled flights. Now if they had twins or were Pt 121, then yes one would have been required.

They have no TT requirement for FO. I do not know if they have the Autopilot authority and choose not to use it, thereby requiring the FO or if they did not get the authority to begin with as their planes all have the very capable Garmin GFC 700 Autopilot installed.