SSE plc uses Yammer .
According to the company , users include 99designs , Axios Systems , Barclaycard , Cisco , Molson Coors , Diageo , Groupon , AAA , Cargill , Valtech , AMD , Aricent Group , Intuit , the BBC , Capgemini , Deloitte , Digital Australia , Essex County Council , Flippa , Fox International Channels , Logica , LG Electronics , Mabe_Mexico , Nationwide , Rakuten , SitePoint , Starcom MediaVest Group , ServiceMaster , Suncorp , SunGard , Telefonica , Honeywell , National Oilwell Varco Palo Alto Software and Telecom New Zealand.
Yammer