Adrian Tighe, managing director of G4S Transport and Borders (UK), said:
"We havebeen working closely with British Airways for over a decade and are delightedto be continuing our long-standing relationship as an integral part of theirsecurity arrangements.
"Thiscontract will allow us to work in partnership with BA developing improvedprocesses and enhancing levels of customer service."
More top news
Pupils at many of the capital's schools and nurseries breathe toxic air which can permanently damage health
Squatters shacked up in a grand building metres away from Buckingham Palace have been evicted in an early morning "stealth mode" operation
Four men have been arrested after a 21-year-old man was murdered in Lewisham