Our Team

Robert F. (Bob) Unger – Chief Executive Officer

Mr. Unger has over 35 years’ experience in the oil and gas business. Before forming Excalibur Resources, his recent positions included President of Energy Production Corp., COO of Hyperion/Aethon Oil and Gas LLC, and SVP of JM Huber Corp.’s Northern Business Unit. Previously, Bob spent 27 years with Marathon Oil Company in progressively more responsible engineering and managerial assignments. He has overseen operations in most producing basins in the US as well as Calgary and Aberdeen, Scotland. His last assignments with Marathon were six years as Business Unit Leader for the Permian Basin Unit and six years as Leader, Northern (Mid-Con. and Rockies) Business Unit. He holds a BS degree of Petroleum Engineering from Colorado School of Mines and attended the Penn State Executive Management Program. He is or has held membership/leadership positions in the Society of Petroleum Engineers, IPAA, OIPA, OERB, IPAMS, PBPA, NMOGA, and PAW.

 

 

John W. Bell – Chief Operating Officer

Mr. Bell’s career spans 30 years in operations, with over 9 years in international assignments.  Prior to joining Excalibur Resources, Mr. Bell worked for Encana as Team Lead of Drilling and Team Lead of Drilling and Completions at various times.  Previously, Mr. Bell held the position of Drilling Manager for Tom Brown, Inc, which was acquired by Encana.  He also held the position of Drilling Manager for Matador Petroleum, which was acquired by Tom Brown.  Prior to joining Matador, he focused on international drilling and completion operations for Maxus Energy in Colombia, Bolivia and Venezuela, Conoco in Nigeria and Hunt Oil in Yemen.  He began his career with Tenneco Oil working as a drilling engineer in the Permian Basin.  Mr. Bell graduated from Texas Tech University with a B.S. in Petroleum Engineering and is a Licensed Professional Engineer in the State of Texas.   He is a member of the Society of Petroleum Engineers and American Association of Drilling Engineers and served as the chairman of the scholarship committee for AADE for over ten years.

 

 

Henry Moomaw – Chief Financial Officer

Prior to joining Excalibur Resources, LLC, Mr. Moomaw served as the Chief Accounting Officer/Chief Financial Officer for TEAK Midstream from 2011 to July 2013, and led the company’s efforts in obtaining a $160 million line of credit with a syndicate of banks and in the company’s sale in May 2013 for $1 billion. From 1999 to 2011, he served as VP Controller at Animal Health International, where he led the accounting efforts in support of the company’s IPO in 2007 and the company’s sales processes in 2004 and 2011.  From 1996 to 1998, he served as the Controller at Fibreboard Corporation, where he accounted for the company’s numerous acquisitions and divestitures. From 1993 to 1996, he served as the Assistant Controller at Hadson Energy, where he managed all of the company’s public and bank reporting.  From 1988 to 1993, he served as a senior financial analyst at Electronic Data Systems (EDS). He started his career as an auditor with Arthur Andersen.  Mr. Moomaw holds a BBA in Accounting from Southern Methodist University and is a CPA in the State of Texas with over 25 years of experience in financial management.

 

 

William E. Knebusch – Vice President Geology

Prior to joining Excalibur Resources, LLC, Mr. Knebusch moved to Grapevine, Texas as the VP Geology for Trail Ridge Energy Partners working in Oklahoma.  In 2002 he started Calvary Consulting, LLC., a geological consulting firm specializing in subsurface interpretation for the exploration and exploitation of oil and gas. In 1998 he went to work for Mewbourne Oil Company as consulting geologist.  In 1994 Mr. Knebusch worked for Rio Petroleum, Inc. working in the Anadarko Basin and surrounding basins.  He was involved with domestic exploration and exploitation programs in the Texas Panhandle until early 1988.  He was transferred to Dallas to work international for Maxus Energy (formerly Diamond Shamrock).  Mr. Knebusch began his career as a geologist with Diamond Shamrock Exploration Company in Amarillo, Texas in August 1980.

 

James S. Blair – Vice President of Business Development

In 2011, Mr. Blair became Managing Director of PLS, Inc. in Houston to advise international companies on entries into North American gas properties. He crafted a $600MM entry for Toyota Tsusho (Japan) into a Canadian joint venture with EnCana in Calgary. He held senior management positions with three public companies from 1988 to 2010, first at Toreador Royalty Corp, followed by Gothic Energy in Tulsa (merged into Chesapeake) and then at PetroQuest Energy in Houston. Mr. Blair’s 33 year career began with Tenneco Oil Company in Houston in corporate acquisitions until the sale of the company in 1988. Mr. Blair holds a BA from the University of Virginia and a MBA from the University of Georgia.

 

Robert L. Bolton Vice President Land

Prior to joining Excalibur Resources, LLC, Mr. Bolton most recently served as Land Manager of the Anadarko District with Chesapeake Energy. While at Chesapeake, Mr. Bolton served various roles including  Senior Negotiator, and Manager of Acquisitions and Divestitures, all in the Oklahoma City area.  Prior to Chesapeake, Mr. Bolton served as Land Manager for Chaparral Energy, Inc., from 1989 to 2000, developing and establishing the Land, Legal, Division Order and Lease Records departments. Mr. Bolton began his 35-year career as a Lease Broker/Manager with Nick Oil and Gas Leasing in 1979 in Oklahoma City.  Mr. Bolton holds a BS from Southern Nazarene University, and is a member of the American Association of Professional Landmen in addition to multiple landman associations in the State of Oklahoma.