OpenSpirit Named FastTech 50 Award Winner by the Houston Business Journal – Stafford Company Earns 40^th Spot for 2007 STAFFORD, TX – November 16, 2007 – OpenSpirit has been recognized as one of the top 50 technology companies in the Houston area based on outstanding annual percentage revenue growth. Ranked number 40, OpenSpirit increased 2006 revenue by more than 43 percent over 2005, when it earned the number 20 spot on the FastTech 50 list. OpenSpirit was also recognized with the number 10 spot in 2004. “Our third appearance on the FastTech 50 list affirms our commitment and sole dedication to integration,” says Dan Piette, President and CEO. “OpenSpirit has achieved organic growth and consistent profitability for four consecutive years, and reminds us that the market is embracing our vision to make E&P data available to all geoscientists that need it, no matter where they are or what applications they rely on to access it.” The Houston FastTech 50 awards are presented annually and recognize thriving technology companies. Sponsors include Pannell Kerr Forster of Texas and the Houston Business Journal, along with Frost Bank, Oracle, Pierpont Communications, Winstead, the Houston Technology Center, and the Rice Alliance for Technology and Entrepreneurship. About OpenSpirit The OpenSpirit Corporation, based near Houston in Stafford, Texas, began operations in July 2000 as an independent software company focused on providing integration solutions for upstream applications and data. The OpenSpirit application integration framework allows interoperability between multiple vendors' applications and data, enabling oil company end users to speed up critical workflows and enhance analysis in the geotechnical space. www.openspirit.com or info@openspirit.com. CONTACT: Kathy Ashmore OpenSpirit Corporation kathy.ashmore@openspirit.com +1 281 295 1400

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