WestStar Exploration Company



The exploration and development business requires a high degree of expertise in many disciplines.  WestStar Exploration Company's management has experience in a broad range of professional fields in the exploration for and development of oil and natural gas.

President - William C. Gilmore 

Mr. William C. Gilmore is a 1973 graduate of Oklahoma State University.  Upon graduation Mr. Gilmore was employed with the Halliburton Company in the Midland, Texas division as a petroleum engineer.  He worked primarily in the deep Delaware Basin of West Texas and Southeastern New Mexico.

In 1976 he joined John C. Synyder, Inc., the predecessor to Snyder Oil Company, which was subsequently merged into Devon Energy (NYSE: DVN).  At Snyder, Mr. Gilmore was chief engineer for the Permian Basin of West Texas and the greater Rocky Mountain region.  Mr. Gilmore left Snyder in 1979 and founded WestStar Exploration Company.

Since founding WestStar, Mr. Gilmore has focused on assembling oil and gas exploration, development and production ventures.  Mr. Gilmore has extensive experience in operations that include exploration, drilling, completions, production and work over operations. 

Mr. Gilmore has a wide network of oil and gas executives, exploration geologists and geophysicists, and engineers in the fields of drilling, production and reservoir management.

William Gilmore is experienced in all phases of business that the company pursues.  Additionally, he has a unique skill set that combines the geo-sciences, petroleum land management, business acumen and industry trades that contribute to the development of new prospects and projects.

Chief Geophysicist - John L. DeVault

Mr. John L. DeVault is a 1974 Geology/Geophysics graduate of the University of Houston.  He is an experienced leader in the oil and gas industry worldwide.    Mr. DeVault is a distinguished geophysical explorationist in the international arena with an emphasis in South America.

Over the past thirty years John DeVault has extensively engaged in pioneering new techniques for increased asset enhancement.  He has proven leadership abilities which include creating, implementing and managing new business initiatives.  Mr. DeVault has special expertise in recognizing opportunities, identifying their potential and achieving progressive improvements.

State of California - Licensed Geophysicist
State of Texas - Licensed Geoscientist

    Domestic Areas of Experience                International Areas of Experience

     The Company has been involved in                          The company has experience and/or
   many areas of the Continental United                         owned interest in the following
                    States including:                                                   international areas:

        California            North Dakota                                          Argentina
        Colorado            Ohio                                                        Chile`
        Florida                Oklahoma                                                Peru
        Idaho                 Oregon                                                  
        Kansas               Pennsylvania                                         
        Michigan             South Dakota                                        
        Montana             Texas                                                    
        Nebraska            Utah
        New Mexico        Wyoming
        New York            Washington


American Association of Petroleum Geologists

American Institute of Professional Geologists

European Association of Exploration Geophysicists

Geophysical Society of Houston

Houston Geological Society

Houston Producers Forum

Houstonian Golf and Country Club

 International Association of Geophysical Contractors

Petroleum Exploration Society of Great Britain

Society of Exploration Geophysicists

Society of Independent Professional Earth Scientists (SIPES)   

Society of Petroleum Engineers (SPE) 

Texas Independent Producers Alliance

The Houston Club

The Petroleum Club of Houston

The World Affairs Council

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