NEW YORK, April 16, 2012 /PRNewswire/ -- OTC Markets Group Inc. (OTCQX: OTCM) the financial information and technology services company that provides the world's largest electronic marketplace for broker-dealers to trade unlisted stocks, announced that Severn Trent PLC (OTCQX: STRNY; LSE: SVT), a leading FTSE 100 company focused on water treatment, has chosen to have its American Depositary Receipts (ADRs) traded on the highest tier of the OTC market, OTCQX®. (Logo: http://photos.prnewswire.com/prnh/20110118/MM31963LOGO ) Severn Trent began trading today on the OTC market's prestigious tier, OTCQX International Premier. Investors can find current financial disclosure and Real-Time Level 2 quotes for the Company on www.otcmarkets.com. "We are pleased to welcome Severn Trent to OTCQX," said R. Cromwell Coulson, President and Chief Executive Officer of OTC Markets Group. "The OTCQX platform offers investor-focused companies a winning combination of quality control, transparency, and broader visibility to U.S. investors." BNY Mellon will serve as Severn Trent's Principal American Liaison ("PAL") on OTCQX, responsible for providing guidance on OTCQX requirements. About Severn Trent PLCSevern Trent PLC (OTCQX: STRNY; LSE: SVT) trades in the United States on OTCQX under the symbol "STRNY", where each ADR represents 1 ordinary share. Severn Trent is also trading on the LSE under the symbol "SVT". Severn Trent PLC provides and treats water and waste water in the UK and internationally through two complementary businesses - Severn Trent Water and Severn Trent Services. About OTC Markets Group Inc.OTC Markets Group Inc. (OTCQX: OTCM) operates the world's largest OTC marketplace for equity securities. Our OTC Link® trading system delivers price transparency in over 10,000 securities and enables direct interaction between broker-dealers that provide liquidity and execution services. We organize the marketplace by categorizing the wide spectrum of OTC-traded companies into three tiers: OTCQX - The Intelligent Marketplace for the Best OTC Companies; OTCQB® - The Venture Marketplace; and OTC Pink® - The Open Marketplace. Our information-driven platform makes it easy for investors to trade at the best price through the broker of their choice and empowers companies to build the best markets for their investors. To learn more about our Open, Transparent, and Connected marketplace, visit www.otcmarkets.com. Subscribe to the OTCQX RSS Feed SOURCE OTC Markets Group Inc.