Some are :

  A.T.M. SPA – Transport managment Milano
  MILLITARY AERONAUTICS
  BOLOGNA AIRPORT
  SEA AIRPORT MILANO MALPENSA
  ALCATEL ITALIA S.P.A.
  ALER Milano
  ANAS – National Roads Agency
  HOSPITAL Management “CARLO POMA” Mantova
  HOSPITAL Management “SANT’ANTONIO ABATE” Gallarate (Va)
  HOSPITAL Management “SANT’ANNA” Como
  AZIENDA SANITARIA USL 21 - Casale Monferrato
  LOCAL HOSPITAL of Busto Arsizio (Va)
  POLYCLINIC HOSPITAL (Mi)
  SAN RAFFAELE HOSPITAL (Mi)
  BANK ITALIA
  HOLIDAY HOUSE di Melegnano
  MUNICIPALITIES CARATE BRIANZA, MILANO, BRESSO, BRUGHERIO, VIMERCATE, TREVISO
  ENEL S.P.A.
  STATE RAILWAY S.P.A.
  IBM ITALIA S.P.A.
  NARIONAL NEUROLOGY INSTITUTE “CARLO BESTA”(Mi)
  ORTHOPAEDICS INSTITUTE G. PINI - USSL 75/1 (Mi)
  SOFIA AIRPORT - BULGARIA