Cisco UCMIBM, Microsoft, Apple, Amazon, Google, Facebook, Cisco Systems, Intel, Oracle, HP Inc., Dell Technologies, Verizon Communications, AT&T, Comcast, Time Warner, T-Mobile, Sprint, Vodafone, Orange, BT Group, Telefonica, Deutsche Telekom, Nokia, Ericsson, Samsung Electronics, LG Electronics, Sony, Panasonic, Siemens, General Electric, Ford Motor Company, Toyota Motor Corporation
Cisco Unified CommunicationsAfni, Allied Irish Banks, Bellevue, Came Group, Children's Hospital Colorado, Erickson Living, IDEALondon, Instituto Zaldivar, John Lewis, Linz AG, London Hydro, Lone Star College System, Lone Star College System, Mondi Group, North West Redwater, Park Nicollet, Pentana Solutions Australia, Pilatus, Pirelli, Portugal Ministry, Presidio Inc., Republic Bank & Trust Company, Saipem, SickKids Foundation, Top Right Group, Vital Images
Cisco JabberOdeabank, Eagle Investment Systems, Pella Corporation, The Republican National Convention, avodaqAG
Cisco CCXAegean Motorway, BC Hydro, City of Biel, Houston Methodist, Linz AG, Logicalis, London Hydro, Pirelli, SickKids Foundation, Sony Corporation, Sony Marketing (Japan) Inc.
Cisco CVPSony Marketing (Japan) Inc.
Cisco Contact Center EnterpriseCimpress, Energisa, Raiffeisen Bank
Cisco Communications OutsourcingAllied Irish Banks, Came Group, Erickson Living, IDEALondon, Instituto Zaldivar, London Hydro, Ministry of Foreign Affairs, Park Nicollet, Pentana Solutions Australia, Portugal Ministry, Raiffeisen Bank
Cisco Hosted Unified Communications ServicesIDEALondon, Lone Star College System, North West Redwater
Siemens Unified Communications as a ServiceSCM Group, Ural Optical & Mechanical Plant
Siemens Enterprise CommunicationsY-Fang Enterprise Group, Compal Communications, LIG Nex1, Ural Optical & Mechanical Plant, Airmate, Hendrick Motorsports, UK Ministry of Defence, Everdigm, Alcatel Shanghai Bell, La Nordica-Extraflame
Siemens OpenScapeChina FAW Co. Ltd. R&D Center, NASA Goddard Space Flight Center, Pentair, Oklahoma City Air Logistics Center, Piaggio