The Choctaw Nation of Oklahoma is the third-largest federally recognized tribe in the United States. Chief Gary Batton and Assistant Chief Jack Austin Jr. (800) 522-6170 • www.choctawnation.com • @choctawnationOK • /Choctawnationofoklahoma Our Vision, Living out the Chahta spirit of faith, family and culture. Our Mission, To the Choctaw Proud, ours is the sovereign nation offering opportunities for growth and prosperity.

Founded nearly a century ago, Murfin Drilling Company, Inc. has an impressive reputation in the Midwest and beyond for successful and profitable exploration and drilling of oil and gas properties. We are proud to be a fourth-generation family-owned oil company.

Now hiring in all 8 districts.

SEF Energy is a private holding company with a portfolio of U.S.-based oilfield manufacturing and service assets. We’re in the business of delivering returns through methodical capital allocation, asset management and leadership. Our strong financial backing, conservative investment strategies and hands-on approach provide stability and durable, long-term growth for our subsidiary companies. We are headquartered in Oklahoma City, OK and are proud to serve market-leading E&P companies in the major producing basins and unconventional shale plays across the United States.

Plaster & Wald Consulting Corp has provided engineering and consulting services to the oil & gas industry since 1997.Our supervisors provide technical expertise in well planning and the implementation of drilling and completion programs with constant communication between our management, our customers and our consultants. We are able to oversee operations in a cost effective and safe manner. We provide our clients with experience in the following categories: Well Planning for Drilling, Completion, Production and Workovers In House Engineering Personnel Preparation and Cost Analysis Post Well Reviews State and Federal Regulatory Compliance and Testimony SPCC Plans HSE (Health Safety and Environmental) EMT (Emergency Management Team) Deep High Pressure Drilling, Completion and Production Underbalanced Drilling Horizontal and High Angle Drilling Air, Gas, and Foam Drilling and Completions Coiled Tubing Applications Stimulation including Acidizing and Fracturing For more information or to become part of our team of consultants, please visit our website at www.plasterandwald.com.

Axis Energy Services is a new kind of completion and workover company. We’re built to help today’s shale operators move into high-efficiency manufacturing mode while continuing to push the limits of extended reach wells. Axis was formed in 2018 by uniting three industry-leading oilfield service companies: TEC Well Service, Momentum Pressure Control and M6 Energy Services. Together, we deliver integrated solutions that drive down well cycle times, costs and complexity for our customers. It’s a revolution in well services.

Goodnight Midstream provides midstream saltwater disposal infrastructure to oil and gas producers. We own and operate an extensive network of water gathering pipelines and saltwater disposal wells in the leading oil shale fields in the United States, with a strategic focus on providing infrastructure in the Bakken Formation, the Permian Basin, the Eagle Ford Shale, and the Powder River Basin. For more information, please visit www.goodnightmidstream.com

Cleveland Integrity Services offers support services to companies in the Energy, Telecommunications, and Power industries. Services offered include Project Scoping, Scheduling & Estimating, Conceptual & Feasibility Studies, Inspection Services, Procurement, and Land Services.

Cleveland Integrity Services offers support services to companies in the Energy, Telecommunications, and Power industries. Services offered include Project Scoping, Scheduling & Estimating, Conceptual & Feasibility Studies, Inspection Services, Procurement, and Land Services.

CH4 Group is an Engineering, Procurement, Construction (EPC), project management, operation and maintenance group of companies, with extensive experience in the areas of the electric power, oil, gas, petrochemical, mining and infrastructure.

With a 20-year track record, eLynx is the #1 SCADA and historian open Cloud platform for the oil and gas industry. Since 2000, eLynx has pioneered real-time data collection, production reporting, and remote monitoring and control for over 40,000 wells and assets for more than 400 production and midstream companies. The eLynx historian provides operators with a tool set that is designed for modern data initiatives. Today, eLynx processes over 82 million data values, checks 5.5 million alarms and calculates over half a million tags for our customers on a daily basis. Headquartered in Tulsa, Oklahoma, eLynx provides SCADA and historian services to upstream and midstream operators in all major basins in North America, as well as water municipalities.

Additive Systems, Inc. (ASI) is a privately held, family-run company in Oklahoma. For almost four decades, we have specialized in the energy industry. We provide custom load rack design and fabrication, magnetically driven pumps, chemical injector blocks, metering skids, switch racks, additive systems sales, calibration services, and terminal installation, maintenance and repair. In addition, we manufacture our own line of additive pumps, injection blocks and metering equipment. We pride ourselves in keeping products on the shelf and doing what is best for our clients. We serve companies throughout the United States and Internationally.