Here is the full list of all 7 Tested on Humans: Escape Room achievements. It takes around 2-3 hours to unlock all of the achievements on Windows.
ESCAPE FROM THE DIRECTOR'S OFFICE
ESCAPE FROM THE ADMINISTRATION
ESCAPE FROM THE CORRIDOR
ESCAPE FROM THE INVESTIGATION ROOM
ESCAPE FROM THE SEDATION ROOM
ESCAPE FROM THE GUARD BOOTH
ESCAPE FROM THE CELLS