Some references (LEC Geneva 2021 and previous editions):
Microsoft, Salesforce, La Poste, Swisscom, Oracle, XPO, Snowflake, Adobe, Google, Twitter, IBM, Lenovo, Xerox, Hitachi, Canon, Samsung, DHL, Publicitas, Equinix, Alpiq, Six Payment, Cross, Odoo, Abacus, Boll, Magento, SAP, Nutanix, Bull, Qualiac, Blackberry ...