Purvin & Gertz Has Been Acquired by IHS Inc.

HOUSTON, November 22, 2011 — GulfStar Group is pleased to announce the acquisition of Purvin & Gertz Inc. (“Purvin & Gertz”) by IHS Inc. GulfStar served as financial advisor to Purvin & Gertz throughout the transaction, which closed on November 10, 2011.

Purvin & Gertz provides technical, commercial and strategic advice globally to clients in the crude oil, petroleum refining, natural gas, natural gas liquids, petrochemical and power generation industries and has become a preferred source for key energy market information, in-depth analysis and forecasts for supply, demand and pricing of energy products. The company offers subscription-based research, analysis and consulting services involving short-term and long-range trends in supply, demand, trade, prices and margins in all aspects of the energy business.

“We are proud to join the IHS team and are very pleased with the guidance provided by GulfStar. ”We are excited to bring our extensive experience to IHS to help the company deliver even more comprehensive downstream energy and petrochemical content and analysis to its customers,” said Purvin & Gertz President William Sanderson. “GulfStar’s knowledge of the energy industry and negotiation expertise played a key role in ensuring our strategic goals were met.”

IHS (NYSE: IHS) is the leading source of information and insight in critical areas that shape today’s business landscape, including energy and power; design and supply chain; defense, risk and security; environmental, health and safety (EHS) and sustainability; country and industry forecasting; and commodities, pricing and cost. Businesses and governments in more than 165 countries around the globe rely on the comprehensive content, expert independent analysis and flexible delivery methods of IHS to make high-impact decisions and develop strategies with speed and confidence.

The GulfStar Group transaction team included Managing Director Steve Lasher, Senior Vice President Joe Watt, Associate Jeff Maddox and Analyst James Steen. “It was a pleasure working with Purvin & Gertz on this transaction,” said Steve Lasher. “Purvin & Gertz’s extensive energy industry knowledge will allow IHS to broaden its range of products and services in the oil, gas, refining and petrochemical markets.”

About GulfStar Group
GulfStar Group is a leading middle market investment and merchant bank headquartered in Houston, Texas, with a strong market presence in Austin, Dallas, Louisiana and Oklahoma. GulfStar specializes in providing merger and acquisition advisory services, institutional private placements of equity and debt, restructuring and turnaround advisory services and general corporate finance advisory services to companies with revenues or enterprise values generally ranging from $25 million to $350 million. Since its formation in 1990, GulfStar has completed over 500 transactions in more than 30 states and six foreign countries across a variety of industries. Through its merchant banking affiliate, the firm also makes equity and subordinated debt co-investments.

For additional information please email slasher@gulfstargroup.com or call (713) 300-2010.

Securities offered through GulfStar Group I, an affiliated entity, member FINRASIPC