T. Mark Kelly

Concho Resources in its $1.65 billion acquisition of the oil and gas assets of Marbob Energy Corporation and affiliated entities

Crimson Exploration in its $800 million merger with Contango Oil & Gas

FMC Technologies in its $281 million acquisition of a 55% interest in Schilling Robotics

FMC Technologies in the $285 million acquisition of Pure Energy Services, a publicly traded Calgary-based provider of frac flowback services and wireline services

Riata Energy in its $1.5 billion acquisition of NEG Oil & Gas

Concho Resources in its $1 billion acquisition of Three Rivers Operating Company

Permian Mud Service in the $2.3 billion sale of Champion Technologies, a global energy specialty products and services company, to Ecolab

Frank’s International in its acquisition of Timco Services, a private company that provides tubular running services and rental equipment onshore in the southern United States and offshore in the Gulf of Mexico

U.S. counsel to Korean National Oil Corporation in its $4.1 billion acquisition of Harvest Energy Trust, a Canada-based oil and gas company listed on the Toronto Stock Exchange and the New York Stock Exchange

Frank’s International N.V. in its $759 million initial public offering of common stock

Pacific Drilling S.A. in its $57 million initial public offering of common stock

C&J Energy Services, Inc. in its $384 million initial public offering of common stock

Oasis Petroleum Inc. in its $676 million initial public offering of common stock

Underwriters to Crimson Exploration Inc. in its $100 million initial public offering of common stock

SandRidge Energy, Inc. in its $842 million initial public offering of common stock

Concho Resources Inc. in its $276 million initial public offering of common stock

Underwriters to GeoMet, Inc. in its $58 million initial public offering of common stock

Underwriters to Hercules Offshore, Inc. in its $212 million initial public offering of common stock

Republic Companies Group, Inc. in its $84 million initial public offering of common stock

Superior Well Services, Inc. in its $83 million initial public offerings of common stock

Underwriters to Bill Barrett Corporation in its $373 million initial public offering of common stock

Underwriters to Hornbeck Offshore Services, Inc. in its $80 million initial public offering of common stock

Underwriters to FMC Technologies, Inc. in its $221 million initial public offering of common stock

Golar LNG Partners, LP in its $310 million initial public offering of common units

Western Gas Partners, LP in its combined $1.1 billion public offerings of common units

Underwriters to Cheniere Energy Partners LP Holdings, LLC in its combined $950 million public offerings of common units

Gastar Exploration, Inc. in its $106 million public offering of common stock

Western Gas Equity Partners, LP in its $346 million public offering of common units

Concho Resources, Inc. in its $964 million public offering of common stock 

Underwriters to Baytex Energy Corp. in its $1.4 billion public offering of common stock

Chevron Phillips Chemical Company LLC in its $1.4 billion investment grade offering of senior notes

Underwriters to CONSOL Energy Inc. in its combined $900 million offerings of senior notes

Underwriters to Cheniere Energy, Inc. in its $625 million offering of convertible senior notes

LyondellBasell Industries N.V. in its $1 billion investment grade offering of senior notes

Anadarko Petroleum Corporation in its $1.25 billion investment grade offering of senior notes

Energy XXI Gulf Coast, Inc. in its combined $1.15 billion offerings of senior notes

Underwriters to Hercules Offshore, Inc. in its combined $700 offerings of senior notes

Western Gas Partners, LP in its $500 million offering of senior notes

Energy XXI Gulf Coast, Inc. in its $400 million offering of convertible senior notes

Concho Resources, Inc. in its $850 million sale of senior notes

Gastar Exploration Inc. in its $200 million offering of senior secured notes

Underwriters to Hornbeck Offshore Services, Inc. in its combined $825 million offerings of senior notes

Underwriters to Swift Energy Company in its $150 million offering of senior notes

Underwriters to Bristow Group Inc. in its $450 million offering of senior notes

FMC Technologies, Inc. in its $800 million offering of senior notes

Underwriters to Southwestern Energy Company in its $1 billion offering of senior notes

Endeavour International Corporation in its $500 million offering of first and second priority notes

Evercore Partners, as financial advisor to Kinder Morgan in the $76 billion buyout of El Paso Corporation

Goldman Sachs, as financial advisor to Apache Corporation in the $2.5 billion merger with Mariner Energy

Greenhill & Co., as financial advisor to BJ Services in connection with the $5.5 billion merger with Baker Hughes

Gastar Exploration in its shareholder activist fight against Global Undervalued Securities Master Fund LP

Goldman Sachs, as financial advisor to Schlumberger in the $11 billion acquisition of Smith International

Miller Energy Resources, Inc. against shareholder activists Lone Star Value Management LLC and Bristol Capital Management

Endeavour International Corporation against shareholder activist Talisman Group Investments