Complimentary VIP Passes Available for Utility Companies to Attend SMi's Telecoms for Smart Grids Conference PR Newswire LONDON, September 7, 2012 LONDON, September 7, 2012 /PRNewswire/ -- Headline Sponsor: Vodafone Associate Sponsors: Symantec, SmartReach, Hewlett Packard Event Sponsors and Exhibitors: Siemens, Convergent Networks,