For nearly a century, V&E lawyers have represented clients on their most significant energy engagements in almost every conceivable market condition across nearly every energy producing region of the world. V&E have advised some of the largest energy companies in the world on their most important and complex business matters. In the last two years alone, V&E handled more than 1,600 energy industry transactions and proceedings for a collective value of over US$167 billion.For more information about Vinson & Elkins, please contact Mark Kelly, Chairman of the Firm, at 1.713.758.2222 or visit www.velaw.com. About Mutual of Omaha Bank With expert banking talent and nearly $6 billion in assets, Mutual of Omaha Bank provides financial solutions to individuals and businesses across the United States. The bank is a subsidiary of Mutual of Omaha, a highly rated insurance and financial services leader for more than 100 years. When it comes to the energy industry, Mutual of Omaha Bank's Houston-based energy group is uniquely positioned to meet the specialized lending needs of energy companies, their owners and investors. With a strong capital base and a team of highly experienced energy specialists, commercial bankers and wealth management advisors, Mutual of Omaha Bank offers the financial resources and expertise to be a value added partner. For more information, visit www.mutualofomahabank.com, or www.mutualofomahabank.com/west/commercial/comm_energylending.html. About Howard Weil Incorporated Established in 1946, Howard Weil is an investment banking boutique focused exclusively on the energy industry. Howard Weil was acquired by Scotia Capital Inc., a Canadian Investment Dealer, in April of this year and is a division of Scotiabank™. The firm's services include equity research, institutional sales and trading, and investment banking. Equity Research: Howard Weil's equity research professionals cover approximately 118 energy companies operating in the following sectors: Major Integrated Oils, Exploration and Production, Oilfield Equipment & Service, Natural Gas Hybrids, Independent Refiners, and Coal Producers. Institutional Sales and Trading: Given the firm's exclusive focus on the energy industry, Howard Weil believes that its sales and trading professionals possess a deeper understanding of energy-industry and company-specific events and trends than professionals at more diversified firms. Howard Weil's sales and trading expertise spans multiple sectors of the energy industry and includes small-, mid- and large-market capitalization companies. Investment Banking: Howard Weil offers a full range of investment banking services, including public offerings, private placements, M&A and other financial advisory services, and fairness opinions. With its exclusive focus on the energy industry, Howard Weil's investment banking professionals have developed a deep level of industry knowledge and contacts, which can significantly enhance the level of service to the firm's energy investment banking clientele. Since re-establishing its investment banking department in 2005, Howard Weil has served as a co-manager, co-placement agent or lead manager of 104 equity and debt financings, totaling over $36 billion of capital for a wide range of energy companies. For more information about Howard Weil, please visit www.howardweil.com. For more information about Scotiabank ™, please visit www.scotiabank.com. About Stephens Inc. Founded in 1933, Stephens is a privately-held, independent financial services firm focused on building value for companies, state and local governments, institutions and high-net-worth investors. The company is headquartered in Little Rock, Arkansas, with offices in leading cities across the country. Stephens has a been a principal investor in the Energy space since 1952 and has a longstanding commitment to assisting and advising public and private Energy companies throughout their life cycles. Stephens Energy investment banking practice began in 2009 and has completed 35 transactions to-date. There are currently nine professionals in the Energy investment banking group complemented by seven equity research analysts and associates covering the Exploration & Production, Oilfield Service, and Master Limited Partnership sectors. The combined knowledge base of the Energy team enables Stephens to provide clients an unmatched level of investment banking service, including mergers and acquisitions advisory, fairness opinions and public and private debt and equity offerings. Stephens' extensive network of relationships in the Energy sector and continued presence in the strategic and capital markets allows Stephens to provide clients with actionable advice and an independent perspective on asset valuations, potential strategic issues and financing alternatives. For more information about Stephens, please visit: http://www.stephens.com/investment_banking/services__industry_sectors/energy.aspx About U.S. Bank The U.S. Bank Energy Industries division provides corporate banking products and services to the energy industry, including the upstream, midstream and refining sectors. Based in Denver, CO, the group employs 30 professionals averaging more than 20 years of experience. The U.S. Bank Energy Industries division offers a full spectrum of banking solutions, including capital markets, syndications, private placements, leasing, treasury management and payment services. For more information, contact the U.S. Bank Energy Industries division at 303-585-4218. U.S. Bancorp (NYSE: USB), with $341 billion in assets as of March 31, 2012, is the parent company of U.S. Bank, the fifth-largest commercial bank in the United States. The company operates 3,080 banking offices in 25 states and 5,061 ATMs and provides a comprehensive line of banking, brokerage, insurance, investment, mortgage, trust and payment services products to consumers, businesses and institutions. U.S. Bancorp and its employees are dedicated to improving the communities they serve, for which the company earned the 2011 Spirit of America Award, the highest honor bestowed on a company by United Way. Visit U.S. Bancorp on the web at www.usbank.com.