Who handles who at Switzerland's two main Airports

[irish-ramper]

I've got question for anybody who knows 'who handles who' at Switzerland's two main airports? I know there is two ground handlers Dnata and Swissport, but who handles who??

[TiltedTomato]

In no particular order:

Swissport:
U2
LX
LH
4U
EW
SN
RJ
AT
AH
ME
Icelandair
DY
VY
TK
El Al
SV
CA
AC
UA
DHL
MS
Germania
LS
BE
...

Dnata:
AF
BA
SK
EY
Emirates
Qatar
Blue Islands
Farnair
TNT
Aeroflot
Pegasus
Thomson
Thomas Cook
...