Some more corrections to the above list for LHR!!
BWIA had name change to Carribean Airlines.
Penauille Servisair will handle them till end of March, after which they will be on a code share with BA
Penauille Servisair also handle:
Air Ukraine
Swiss/LH - Aviance do Ramp and Servisair handle Check in and Load Control
(Swiss move from AZ in 2 weeks)
Royal Air Maroc