Our company leadership is dedicated to the ethical and responsible execution of our corporate goals. Guided by our philosophy of fiscal responsibility and sensible management, our officers lead with integrity.
 

David Sambrooks

President and Chief Executive Officer
Mr. Sambrooks has extensive experience in executive management, engineering and business development. Prior to joining the company in early 2007, he served as Vice President and General Manager of Devon Energy Corporation’s Southern Division, and prior to that its International Division. Mr. Sambrooks also held other senior management positions with Santa Fe Energy Corporation. Mr. Sambrooks is on the board and executive committee of Communities in Schools. Mr. Sambrooks received a Bachelor of Science degree in Mechanical Engineering from the University of Texas at Austin and a Master of Business Administration from the Executive Program at the University of Houston.

Todd Levesque

Executive Vice President and Chief Operating Officer
Mr. Levesque joined the company in 2007 and most recently held the position of Senior Vice President, Engineering and Development. Prior to that, Mr. Levesque held various senior management positions with Devon/Ocean Energy, Burlington Resources and Amerada Hess. Mr. Levesque earned a Bachelor of Science degree in Petroleum Engineering from Texas A&M University.

 

 

Timothy Yang

Senior Vice President, Land and Legal, General Counsel, Chief Compliance Officer, Secretary
Mr. Yang joined the company’s executive management team in 2011. Mr. Yang was Associate General Counsel and Assistant Corporate Secretary for Eagle Rock Energy prior to joining the company. His legal experience covers both public and private companies within the energy and investment industries including Invesco/AIM Investments, Pogo Producing Company and AEI Energy. Mr. Yang graduated with a Bachelor of Arts degree in Biology from Trinity University and obtained his Juris Doctor from the University of Houston Law Center.

 

 

Cheryl Levesque

Senior Vice President, Asset Development
Ms. Levesque joined the company in 2008 and most recently held the position of Senior Vice President, Production and Operations. Prior to that, Ms. Levesque held the position of Exploitation Supervisor with Devon Energy Corporation. She also held senior technical positions of increasing responsibility with Ocean Energy and Burlington Resources. She is a Registered Professional Engineer in Texas. Ms. Levesque obtained her Bachelor of Science degree in Petroleum Engineering from Texas Tech University.

 

 

Lindsay Bourg

Vice President and Controller, Chief Accounting Officer
Ms. Bourg joined the company in 2009 and most recently held the position of Controller. Prior to that, Ms. Bourg held management and senior level positions at Davis Petroleum Corporation, Burlington Resources and Pricewaterhouse Coopers LLP. Her accounting experience covers both public and private companies within the energy industry. Ms. Bourg obtained her Bachelor of Business Administration degree in Accounting from Texas State University and is a Certified Public Accountant.

 

 

Kurt Butler

Vice President, Operations
Mr. Butler joined the company in 2008 and most recently held the position of Vice President of the Southern Region and Vice President of Production Operations. Prior to that, Mr. Butler held several senior technical positions at Southwestern Energy and Unocal. He brings twenty five years of operations experience focusing on completion and production operations. Mr. Butler graduated from Texas A&M University with a Bachelor of Science degree in Petroleum Engineering.

 

 

Barrett Frizzell

Vice President, Corporate Engineering
Mr. Frizzell joined the company in 2008 and most recently held the position of Vice President, Northern Region. Prior to that, Mr. Frizzell held various senior technical positions of increasing responsibility with El Paso E&P, Peoples Energy Production and Amerada Hess. Mr. Frizzell graduated from Montana Tech with a Bachelor of Science degree in Petroleum Engineering.

Yamoria Miller

Vice President, Human Resources and Administration
Ms. Miller joined the company’s executive management team in 2013. Ms. Miller was Senior Human Resources Operations Manager for Devon Energy Corporation prior to joining the company. Her human resources experience also includes roles within the law firm of Vinson & Elkins. Ms. Miller graduated from Texas A&M University with a Bachelor of Arts degree in Psychology and a Master of Science in Human Resources Management.

Chad Wagner

Vice President, Marketing
Mr. Wagner joined the company in 2014. Prior to that, he managed an energy consulting practice that provided consulting and advisory services to private equity, exploration and production companies and power generation developers. His commercial energy experience includes crude oil, natural gas liquids, natural gas and electricity. Mr. Wagner began his career in 1980 with Grace Petroleum Corp. and has held executive and management positions with Occidental Petroleum Company, EDC/Public Services Enterprise Group, Natural Gas Clearinghouse (Dynegy) and InterGen (Shell–Bechtel joint venture). He served as Vice Chairman, Regulatory Affairs Committee for the Electric Power Supply Association and as a member of the Harvard Electric Policy Group. Mr. Wagner holds a Bachelors of Business Administration degree from Our Lady of the Lake University of San Antonio, Texas.