Our Team

Richard D. Weber

Richard D. Weber, Chairman & CEO

Rich is a founding partner of PennEnergy Resources, LLC and currently serves as Chairman and Chief Executive Officer of PennEnergy Resources, LLC, a private equity backed independent oil & gas operator focused on the Marcellus Shale in Pennsylvania. Read More
Gregory D. Muse

Gregory D. Muse, President & COO

Greg is a founding partner of PennEnergy Resources and currently serves as President and Chief Operating Officer. Prior to co-founding PennEnergy, Mr. Muse was the Senior Vice President for Marcellus Operations at Atlas Energy Resources, LLC from 2010 to 2011. During this time, he built, led and managed a team of over 300 technical and operations personnel in the development of over 100 Marcellus horizontal wells. Read More
John M. Johnston

John M. Johnston, Executive Vice President & Chief Development Officer

John joined PennEnergy Resources in September 2011 as Executive Vice President and was appointed to the Board of Directors of the company in October 2012. His responsibilities include all exploration & development of the Company’s upstream assets, guiding the Company’s Business Development, and is actively engaged in all corporate strategic, financial and operational decisions. He is also on the Board of Directors of Pine Run Midstream, and was also on the Board of Directors of Cardinal PA Midstream, since sold to Energy Transfer Partners. Read More
Zach Dixon

Zach Dixon, Executive Vice President - Land & Business Development

Mr. Dixon is Executive Vice President - Land and Business Development for PennEnergy Resources. Since joining PennEnergy at its inception in 2011, Mr. Dixon has continuously increased responsibility at the company across various roles including Director and Land Manager. Read More
Mark C. Lang

Mark C. Lang, Chief Financial Officer

Mark joined PennEnergy Resources in October 2011 as Chief Financial Officer. Prior, he was Chief Accounting Officer and Corporate Controller of Tollgrade Communications Inc. responsible for all domestic and international finance, accounting, SEC reporting and internal controls as well as an integral part of the finance effort for the sale of Tollgrade Communications, Inc. to Golden Gate Capital in May 2011. Read More
S. Casey Bowers

S. Casey Bowers, Senior VP & General Counsel

Casey joined PennEnergy Resources in November 2011 as Vice President Land and General Counsel. Prior to joining PennEnergy, Mr. Bowers served as Vice President of Open Flow Gas Supply Corporation from 2007 through 2011. While at Open Flow, Mr. Bowers was personally responsible for all land, legal and business development matters including guiding Open Flow through a significant and successful Marcellus Shale exploration and production joint venture project. Mr. Bowers also lead the development and implementation of Open Flow’s Health, Safety and Environmental compliance programs. Read More
Timothy A. Williams

Timothy A. Williams, Executive Vice President - Operations

Tim is a highly experienced natural gas professional with 35 years’ experience in the regulated and unregulated areas of the gas industry. Tim has worked in engineering, construction and operations positions for numerous companies over his career including Columbia Gas, TW Phillips Gas & Oil, Equitable Gas, Atlas Energy, Williams Midstream, and Vista Midstream. Tim’s other roles have included Vice President, Operations with UTI Corporation, and Category Manager for Strategic Sourcing of Pipeline Construction Services with IBM Corporation’s management consulting group. Read More
Brian W. Boyer

Brian W. Boyer, Senior Vice President – Production Operations

Brian joined PennEnergy Resources in October 2018 as a Production Manager. During his tenure at PennEnergy, his knowledge of the business and high-level performance resulted in promotions to Production Operations Director, VP of HES and Regulatory Compliance, and now to SVP of Production Operations. His current role oversees production, technical services, and facility construction and maintenance. Read More
Ben Bates

Ben Bates, Senior Vice President - Corporate Development

Mr. Bates joined PennEnergy Resources in November 2018 as a Corporate Development Analyst, focused primarily on corporate strategy and financial modeling. Since joining PennEnergy, he has been promoted to Corporate Development Manager and subsequently to Senior Vice President of Corporate Development. Read More