- T -

TAYLOR Nelson Sofres
TECHNIPHONE
TELEPERFORMANCE
TELESOLUTIONS
TESSI ILE DE France
TMO REGIONS
TOTEAM
TOUR EDF DCPE
Tous Terrains Associés

- U -

UNI EDITIONS

- V -

VIAMEDIS
VICINDO

- W -

WSA

- Y -

YVES ROCHER
Y CONSULTANTS