He has now begun a dialogue with Unite.
The unions greeted it with fury however, with Unite labelling the conclusions "an outrage".
BA replied with a statement saying: "We began talks with Unite earlier this month, and those talks are continuing.
Many Hilton and Starwood hotels have recently signed deals with UNITE HERE, a big union representing hotel staff.
1.16pm: Passenger Oscar Fernandez faces disruption this weekend but his sympathies lie with Unite and cabin crew.
It also believed the review was primarily designed to embarrass Ed Miliband due to his links with Unite.
Labour had privately argued that the review was primarily designed to embarrass Ed Miliband due to his links with Unite.
Meanwhile, Labour's election co-ordinator Tom Watson – who has close links with Unite – stepped down from the shadow cabinet.
It has been tussling for months with Unite, the trade union representing three-quarters of the 1,370 workers in the two businesses.
Along with Unite, Britain's biggest union overall, they announced on September 14th that they would ballot their members on co-ordinated strikes to be held on November 30th.
The Tories are drawing up plans to target Labour's links with Unite, and other major union backers, throughout the election campaign.
