NEW YORK, Sept. 26, 2011 /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 over-the-counter ("OTC") stocks, announced that Digital Shelf Space Corp (OTCQX: DTSRF; TSX.V: DSS), an independent creator, producer and distributor of home entertainment content, is now trading on the highest tier of the OTC market, OTCQX®. (Logo: http://photos.prnewswire.com/prnh/20110118/MM31963LOGO ) Digital Shelf Space began trading today on the OTC market's prestigious tier, OTCQX International. Investors can find current financial disclosure and Real-Time Level 2 quotes for the Company on www.otcqx.com and www.otcmarkets.com. "The OTCQX platform supports a transparent marketplace with high quality issuers, financial information disclosure and efficient trading for U.S. investors," said R. Cromwell Coulson, President and Chief Executive Officer of OTC Markets Group. "We are pleased to welcome Digital Shelf Space to OTCQX." Dorsey & Whitney LLP will serve as Digital Shelf Space's Principal American Liaison ("PAL") on OTCQX, responsible for providing guidance on OTCQX requirements and U.S. securities laws. About Digital Shelf Space CorpDigital Shelf Space Corp (OTCQX: DTSRF; TSX.V: DSS) trades in the United States on OTCQX under the symbol "DTSRF", and in Canada on TSX Venture under the symbol "DSS". Digital Shelf Space is an independent creator, producer and distributor of home entertainment content and online distribution provider to digital retailers, content owners and aggregators. Digital Shelf Space's proprietary technology platform has been custom built to distribute home entertainment content directly to consumers. The platform blends e-commerce functionality and paid video content delivery, including DVD, digital download and streaming video formats. About OTC Markets Group Inc.OTC Markets Group Inc. (OTCQX: OTCM) operates the world's largest electronic marketplace for broker-dealers to trade unlisted stocks. Our OTC Link™ platform supports an open network of competing broker-dealers that provide investors with the best prices in over 10,000 OTC securities. We categorize the wide spectrum of OTC-traded companies into three tiers - OTCQX (the quality-controlled marketplace for investor friendly companies), OTCQB® (the U.S. reporting company marketplace for development stage companies), and OTC Pink™ (the speculative trading marketplace) - so investors can identify the level and quality of information companies provide. To learn more about how OTC Markets Group makes the unlisted markets more transparent, informed, and efficient, visit www.otcmarkets.com. Subscribe to the OTCQX RSS Feed SOURCE OTC Markets Group Inc.