Douglas W. Banister

Gerrity Oil & Gas Corp. explores for oil and gas properties. The company is headquartered in Denver, CO.

Lehman Brothers Holdings, Inc. engages in the provision of securities underwriting and investment services. The company is headquartered in New York, NY.

Wiser Oil Co. engages in exploration and development of oil and gas in Texas, New Mexico, the Gulf Coast and Western Canada. It markets its production of oil, natural gas and NGLs to purchasers, including large refiners and resellers, pipeline affiliate marketers, independent marketers, utilities and industrial end-users. The company was founded in 1905 and is headquartered in Dallas, TX.

PricewaterhouseCoopers LLC provides assurance, tax and advisory services. Its services include audit and assurance, consulting, deals, human resources, legal, tax, and family business. The firm also offers accountability, risk management, structuring, mergers and acquisitions, and performance and process improvement. The company was founded in 1998 and is headquartered in Buffalo, NY.

Ecofin Advisors Ltd. (Ecofin) is an alternative investment manager and holding firm headquartered in London, UK. The firm was founded by Bernard Lambilliotte and John Murray in 1991 and was acquired in 2018 by the Tortoise group of companies; shortly afterwards it changed its name from Ecofin Ltd. to Tortoise Advisors UK Ltd. - it has now reverted to using the name Ecofin Advisors Ltd. Ecofin provides discretionary investment management services to collective investment vehicles, and to separately managed accounts which it manages on behalf of professional investors.

Lonestar Resources America, Inc. engages in the exploration, development, production, acquisition, and sale of oil, natural gas liquid, and natural gas. The company was founded on January 31, 2013 and is headquartered in Dallas, TX.

Arthur Andersen LLP used to provide accounting services. It was also into consulting services for clients that operate businesses throughout the United States and around the world. Arthur Andersen was founded in 1913 and was headquartered in Chicago, IL.

New Tech Global Ventures LLC provides engineering consulting and site supervisory services to major and independent oil and gas producers. Its services include verification, project management, cost analysis, drilling and completion programs, work over and recompletions, re-entry and sidetracks, and operations training. The company was founded by Larry A. Cress in 1998 and is headquartered in Houston, TX.

Part of Jefferies Financial Group, Inc., Jefferies Randall & Dewey is a financing advisory company. The company is based in Houston, TX.

Founded in 1992, Sunrise Securities Corp. is an investment bank and brokerage firm headquartered in New York City. The firm specializes in debt and equity financings. They provide a full range of investment banking and corporate financial advisory services for small- to mid-size public and privately-held companies. Sunrise Securities' research efforts focus on a variety of traditional industries and emerging growth sectors including: biotechnology, energy, financial services, information technology, manufacturing, medical devices, metals, natural resources, paper/packaging, pharmaceuticals, precious metals/mining, services, shipping, software, telecommunications and transportation. The Sunrise Sales and Trading team works with a broad group of investors and maintains portfolio-manager level relationships with some of the largest institutional investors in the world including: mutual funds, hedge funds, pension funds, insurance companies, banks and prop desks. Their investors are active in both the primary and secondary markets for debt and equity. Sunrise offers a suite of electronic trading solutions and execution tools including: (1) algorithmic trading including VWAP, Pairs Trading, etc. (2) list trading (3) basket trading (4) block placement and (5) trading of 144 and 144A securities.

Part of Ernst & Young Global Ltd., Arthur Andersen /Australia/ provides legal services. The company is based in Melbourne, Australia.

Jefferies LLC is a global investment bank and institutional securities firm headquartered in New York City. The firm was founded in 1962 and is a subsidiary of Jefferies Group LLC, ultimately held by Jefferies Financial Group, Inc. (NYSE: JEF). Jefferies provides corporate clients with research and execution services in equity, fixed income, and foreign exchange markets, as well as a full range of investment banking services such as underwriting, mergers and acquisitions, restructuring and recapitalization, and other advisory services, with all businesses operating in the Americas, Europe and Asia.

Taxation Institute of Australia operates as a professional association and educator in tax providing the resources, professional development and networks. The company was founded in 1943 and is headquartered in Sydney, Australia.

Select Energy Services LLC operates as an oil and gas service company. The firm offers water solutions and environmental, well completions & intervention and facilities construction & engineering services. The company was founded in 2008 and is headquartered in Houston, TX.

onTargetjobs, Inc. operates as an online search engine for job seekers and employers. The company was founded on February 9, 2007 and is headquartered in Centennial, CO.

KPMG LLP engages in the provision of audit, tax, and advisory services. It serves the banking and capital markets, building, construction and real estate, consumer and retail, energy, natural resources and chemicals, financial services, government and public sector, healthcare and life sciences, industrial manufacturing, insurance, media and entertainment, private equity, technology, telecommunications, and venture capital industries. The company was founded in 1987 and is headquartered in New York, NY.

Double Eagle Energy Holdings II LLC engages in exploration of oil and gas opportunities. The company was founded by Cody C. Campbell and John A. Sellers in 2014 and is headquartered in Fort Worth, TX.