A company called BAA operates Southampton, Stansted & Glasgow, but this is its busiest airport
... known as the British Airports Authority, BAA became a private company in 
1987... [DOC] [TLE] AirportWatch | Aberdeen, Glasgow and Southampton airports sold to ... [PAR] Oct 17, 2014 ... Aberdeen, Glasgow and Southampton airports have been sold by Heathrow ... 
and holds a 25% stake in HAH, which was previously known as BAA.