Salerno:

Octocom
Octopus Energy Group
OLEANDRI RESORT
Oliver James Associates Ltd.
Omnissa (Italy) S.r.l.
omsicily
Oncode
OneOcean Group
OneStream Software LLC
Onyx Technology S.r.L.
Opdenergy
Open Smart Services
Open-Xchange Inc.
openjobmetis
Openjobmetis SpA
OPLIUM
optical academy
OralPro
Orbyta Group
Orchard Robotics
orienta
Orienta Agenzia per il Lavoro
orienta filiale di milano venini
Orienta SPA
Osmosi S.p.A.
Otech - OPPO Authorized Exclusive Distributor Italia
otis elevator company
Out in Science, Technology, Engineering, and Mathematics
OutSystems, Inc.
OVERTECH Consulting
OVS S.p.A.
Oxford Instruments
Oxigent Technologies