Leadership

With more than 40 years of experience in all phases of the energy industry, Dave Presley founded and has led Frontier Energy Services, LLC as President, CEO, and majority shareholder since 2002. In this role, Mr. Presley has successfully grown Frontier from a start-up to a significant player in the midstream sector of the oil and gas industry. From 1998 to 2001, Mr. Presley served as President and CEO of CMS Field Services, Inc., a wholly-owned subsidiary of CMS Energy Corporation. Prior to joining CMS, he successfully founded and directed Heritage Gas Services, LLC, named the third fastest growing small business in America by Entrepreneur Magazine. From 1991 to 1994, Mr. Presley served as President of Grand Valley Gathering Company and Director of Grand Valley Gas Company. Preceding Grand Valley, Mr. Presley successfully founded Centennial Natural Gas Corp. and served as its CEO and majority shareholder from 1988 through 1991. The first company founded by Mr. Presley was Colony Energy Corporation, where he also served as CEO and majority shareholder. Colony was one of the first companies to successfully market natural gas from the wellhead to the burner-tip.

Mr. Presley earned his Bachelor’s degree from Angelo State University and performed his graduate work at the University of Texas. He and his wife reside in Tulsa, Oklahoma and have two children and six grandchildren.

Kelly Wood has served as Chief Financial Officer for Frontier Energy Services, LLC since March 2006. Mr. Wood has nearly 40 years of experience in the midstream energy sector, overseeing accounting, treasury, financial planning and analysis, risk management, insurance, and cash management.  From 2002 to 2006, Mr. Wood served as Controller of Frontier Energy Services, LLC and Frontier Field Services, LLC. Previously, he held management positions in midstream accounting and finance as Controller and Assistant Controller for American Central Gas Technologies, Inc.; Controller for Encore Energy, Inc.; and Accounting Manager and Manager of Budget and Planning for Vesta Energy and Esco Energy. From 1982 to 1985, Mr. Wood was a staff member of Arthur Andersen & Co., participating in various oil and gas audits and tax issues.

Mr. Wood is a Certified Public Accountant and earned his Bachelor’s degree in Accounting and Master’s degree in Business Administration from Oklahoma State University. Mr. Wood and his wife reside in Tulsa, Oklahoma and have two children.

Greg Lamberson joined Frontier Energy Services, LLC in 2017 and serves as Chief Operating Officer. With over 35 years of experience in the oil, gas, and energy sectors, he is a seasoned professional with a proven track record of managing small, large, and mega projects, both domestic and international. Mr. Lamberson’s expertise covers the management of engineering, construction, start up and operations and is well versed in project financing and developing contracting strategies.

Mr. Lamberson earned a Bachelor of Science in Industrial Engineering & Technology from East Central University; and a Master’s degree in Business Administration (MBA) with a focus on international business from University of Salford, Salford Business School / Robert Kennedy College.

Kenny Benton has been serving as Vice President of Engineering at Frontier Energy Services, LLC since 2015.  In his role at Frontier, Mr. Benton was responsible for engineering and construction management of Frontier’s successful Alpha Crude Connector and Beta Crude Connector projects. With nearly 35 years of experience in engineering design, construction, and project management in the crude oil and natural gas gathering/processing industry, Mr. Benton brings a wealth of knowledge and expertise to the team. He worked for Frontier from February 2010 through April 2011 as Project Manager in the Fayetteville shale. Following the sale of those assets, he joined Crestwood Midstream Partners, LP as Project Manager in the Fayetteville, Marcellus, and Bakken shale regions. Prior to that, Mr. Benton worked as a Process Engineer for Lumen Midstream Partnership, LLC and for Duke Energy Field Services in various positions ranging from Staff Engineer to Project Engineering Manager. Mr. Benton began his career at Delhi Gas Pipeline Corp in various engineering and construction capacities. Mr. Benton earned his Bachelor of Science degree in Mechanical Engineering from Texas Tech University. He and his wife reside in Tulsa, Oklahoma and have two children.

Joe Burnett joined Frontier Energy Services, LLC in 2019 as Vice President of Treasury. Mr. Burnett has more than 45 years of experience in financial reporting, operational and financial accounting, planning and banking relations in both the midstream and upstream sectors within the oil and gas industry. Previously Mr. Burnett was the Chief Financial Officer at Midstream Energy Services, LLC, a private-equity sponsored midstream company with gas processing and gathering operations in the Texas and Oklahoma panhandles. Prior to this position, Mr. Burnett served as Chief Financial Officer for Beta Oil and Gas, Inc., a publicly-owned oil and gas exploration and production company and was instrumental in facilitating Beta’s merger with Petrohawk Energy. Mr. Burnett began his career at Getty Refining and Marketing (formerly Skelly Oil Company) in Tulsa, OK. Over the years, he has served as Accounting Manager at Oil Dynamics; as Controller, Treasurer and Director at Trans-Atlantic Resource Corp; as Senior Vice President/Controller for Esco Energy, Inc. and Esco Exploration, Inc. and as Controller for American Central Gas Companies (all in Tulsa).

Mr. Burnett earned his Bachelor’s degree in Accounting from Oklahoma State University and is a Certified Public Accountant. Mr. Burnett and his wife reside in Bartlesville, Oklahoma and have two children and seven grandchildren.

Bodie Fenton returned to Frontier Energy Services, LLC in August 2026 and serves as Vice President of Operations, a role he previously held with the Company prior to transitioning with the assets acquired by ConocoPhillips. With over 20 years of experience in the oil and gas industry, he is a seasoned operations leader with a proven track record of managing regulated pipeline systems, crude gathering, and terminal operations. Mr. Fenton’s expertise covers operations and maintenance management, DOT/PHMSA Part 195 compliance, emergency response, contractor oversight, and budget performance, having directed field organizations of up to 90 personnel and operating budgets of $3 to $8 million across approximately 800 miles of pipeline and 19 crude oil terminal stations.

Mr. Fenton advanced into operations leadership from a hands-on field foundation in welding, fabrication, and production operations, with prior roles at ConocoPhillips, Kinder Morgan/Hiland Crude, and Continental Resources. He holds HAZWOPER 24, H2S, OSHA 10, and multi-task Operator Qualification certifications.

Chris Guglielmo joined Frontier Energy Services, LLC in 2018 as Director of Business Development. Prior to joining Frontier, Mr. Guglielmo served in strategy, business development and project analysis for M&A and growth projects at The Williams Companies, Inc. (NYSE: WMB) where he led many initiatives throughout all levels of the organization. He developed the company’s financial forecast used to develop its long-term strategy; served as a liaison for a multibillion-dollar joint venture investment; analyzed over $30 Billion in prospective capital projects; analyzed enterprise-wide asset utilization; and evaluated M&A, growth capital projects, joint venture relationships, IPO/GP/LP valuations, bonds, IDRs, well economics, and type curves. Prior to WMB, Mr. Guglielmo worked in aerospace where he coordinated select global sales and marketing strategies and initiatives for Fortune 500 clients and international customers, managed all strategic, competitive, and market intelligence collection and reporting throughout the globe, and managed financial analysis of new product development projects. Prior to his aerospace tenure, Mr. Guglielmo performed business development for the 3rd largest Native American tribe in the country, working on deals for organic growth, M&A, joint ventures, and strategic relationships. Prior his tribal tenure, Mr. Guglielmo worked in management consulting in the M&A field.

Mr. Guglielmo earned his Bachelor’s degree in Finance from the University of Tulsa, and also performed his graduate work at the University of Tulsa earning a Master’s in Business Administration and a Master’s of Science in Finance.

Todd Stewart joined Frontier Energy in 2014 and serves as Director of Technical Services. As part of the Frontier team, Mr. Stewart is responsible for coordinating the Right of Way, Survey, and Environmental phases during construction, as well as managing and maintaining the GIS system. Prior to coming to Frontier, Mr. Stewart spent 8 years as Director of Marketing for the survey company Downtown Design Services, Inc.

Mr. Stewart earned his Bachelor of Science in Business Administration Marketing from Oklahoma State University. He and his wife reside in Sand Springs, Oklahoma and have two boys.

Natalie has been with Frontier Energy Services, LLC since 2018 and currently serves as Director of Accounting and Scheduling. Ms. McElroy’s responsibilities include treasury/cash management, financial accounting, accounts payable and scheduling. Ms. McElroy previously worked with the Frontier team from 2010 to 2011 as Senior Accountant.

Previously, she held accounting positions in the oil and gas industry as Project Administrator for Legion Energy Services; Senior Accountant for Velocity Midstream Partners; and Revenue Accountant for Pride Energy Company.

Ms. McElroy earned her Bachelor’s degree in Finance from Oklahoma State University. Ms. McElroy resides in Glenpool, Oklahoma.

Clay Thompson joined Frontier Energy Services, LLC in August 2026 and serves as Project Coordinator. With over 5 years of experience across construction, industrial, and operational environments, he brings a strong foundation in capital project coordination, document control, and data-driven project reporting. Mr. Thompson’s experience covers the organization and control of engineering drawings and project documentation, tracking of contractor deliverables, milestones, and cost reporting, and the development of progress dashboards and visualization tools supporting schedule and cost decisions for project leadership. He is proficient in AutoCAD, Revit, Bluebeam Revu, and Microsoft Excel, and is FAA Part 107 certified as a remote drone pilot for aerial survey and construction progress documentation.

Mr. Thompson studied engineering at Louisiana Tech University, College of Engineering, and holds certifications in Data Analytics, Data Visualization and Dashboards, SolidWorks Mechanical Design, and FAA Part 107 Remote Pilot.