Top Tulsa, OK Energy Companies (57)

Our team at American Electric Power is committed to improving our customers' lives with reliable, affordable power. We are investing $54 billion from 2025 through 2029 to enhance service for customers and support the growing energy needs of our communities. Our nearly 16,000 employees operate and maintain the nation's largest electric transmission system with 40,000 line miles, along with more...

Central Power Systems & Services supplies and supports power-generation and power-distribution systems, industrial engines, construction and agricultural equipment, custom-manufactured products, and on-highway transportation services. The company also provides diesel-truck, heavy-equipment, and generator repair, rental equipment, and related technical support through locations across the central and southwestern United States. Its roots trace to a diesel business serving oil and gas, commercial...

Integrated Service Company (InServ) is a versatile energy services and industrial construction general contractor based in the United States. Serving markets such as petrochemical, refining, mining, renewables, and agribusiness, the company provides a comprehensive range of services, including field services, construction, manufacturing, tank services, and project management, all while operating with a strong commitment to a zero-incident safety environment.

United Petroleum Transports (UPT) is a leading bulk tank truck carrier in North America, founded in 1966. The company specializes in the safe and reliable transport of motor fuels, aviation fuels, and chemicals, serving large oil companies, airports, and petroleum marketers. Utilizing a fleet of trucks and trailers, UPT provides essential transportation services to the energy and chemical markets throughout...

Saber Power Services, a portfolio company of Greenbelt Capital Partners, is a fully integrated electrical power system services firm providing end-to-end solutions across utility, renewable and battery storage, industrial, petrochemical, and other markets. Based in Houston, Texas, Saber offers deep subject matter expertise and uses an engineering-led approach to designing, installing, testing, and maintaining medium and high-voltage electrical infrastructure. Saber...

Koch, Inc. is an American multinational conglomerate corporation based in Wichita, Kansas. Its subsidiaries are involved in diverse industries including petroleum refining, chemicals, energy, forest and consumer products, fertilizers, polymers and fibers, electronic components, commodity trading, minerals, glass, and investments.

Core Laboratories is a leading provider of proprietary and patented Reservoir Description and Production Enhancement services. Core Laboratories remains dedicated to providing the technology you need to enhance your production. We continue to develop and acquire technologies that complement our existing products and services, and we disseminate these technologies throughout our global network. With over 70 offices in more than...

Freese and Nichols, Inc. is a professional planning, consulting and engineering firm serving clients across the Southwest and Southeast United States. With client service and continuous improvement in mind, Freese and Nichols plans, designs and manages sustainable water and infrastructure projects. It is the first engineering/architecture firm to receive the Malcolm Baldrige National Quality Award.

Get new oilfield tools and chemicals delivered directly to your door from Baker Hughes. Frac plugs, packers, setting tools, drill bits and much more.

Kirby-Smith Machinery, Inc. is a leading distributor of heavy equipment and cranes in the central United States, serving the construction, mining, and industrial markets since 1983. As a full-service dealer, the company provides new, used, and rental industrial, road building, and construction equipment, including cranes, excavators, and dozers, while focusing on reliability and exceptional service for its clients.

Founded in 1985, ENGlobal (NASDAQ: ENG) is a specialty engineering services firm that focuses on automation solutions and select EPCM projects for the energy industry and markets throughout the world. Our Automation segment specializes in integrated services related to the design, fabrication and implementation of advanced automation, control, instrumentation and process analytical systems. The EPCM segment provides consulting services for...

Webco Industries is a leading North American manufacturer and distributor of high-quality carbon, stainless steel, and other specialty tubular products. Founded in 1969, the company provides innovative tubing solutions through its strategic network of manufacturing and distribution facilities located in Oklahoma, Texas, Michigan, Illinois, and Pennsylvania, serving various industrial sectors including oil and gas.

Clifford Power Systems provides dependable generator equipment and comprehensive power-generation services across the south-central United States. Founded by Ken and Tom Clifford, the company sells, services, maintains, rents, and supplies parts for generators and related power systems. It supports emergency-power needs through locations in Oklahoma, Texas, Arkansas, Kansas, and Missouri, serving customers with equipment solutions, ongoing technical support, and reliable...

Since 1920, H&P has been the industry’s most trusted partner in U.S. land, international and offshore drilling productivity and reliability. Using cutting edge rig technologies and drilling solutions; we’re building upon a century of success while continuing to improve reliability, safety and efficiency for our customers.

Audubon Companies is a leading provider of EPC, field, fabrication, and technical services for energy, power, and industrial markets.

Alliance Resource Partners, L.P. is a diversified energy company and master limited partnership focused on producing and marketing thermal and metallurgical coal to utilities, industrial customers, and steelmakers. It also owns and develops oil-and-gas mineral and royalty interests, makes strategic energy-infrastructure investments, and distributes products through rail, barge, and truck networks. The company operates primarily across the United States with...

ONE Gas, Inc. is a 100% regulated natural gas utility headquartered in Tulsa, Oklahoma. It distributes natural gas to approximately 2.3 million residential, commercial, industrial, transportation, and wholesale customers across Kansas, Oklahoma, and Texas. Its operating divisions are Kansas Gas Service, Oklahoma Natural Gas, and Texas Gas Service, which serve major metropolitan and regional markets throughout the three-state service territory.

Since 1979, Zeeco is the trusted worldwide source for the design and manufacturing of combustion and environmental solutions for the refining, petrochemical, production, power and pharmaceutical industries. Beginning as a small operation, Zeeco focused on the ideas of expertise, innovation, and reliability that today are the company’s foundation of success. ZEECO® product lines include next generation ultra-low emission burners, gas...

We are a leading midstream operator that provides gathering, processing, fractionation, transportation and storage services. Through our more than 50,000-mile pipeline network, we transport the natural gas, natural gas liquids (NGLs), refined products and crude that help meet domestic and international energy demand, contribute to energy security and provide safe, reliable and responsible energy solutions needed today and into the...

HOLT Group is a family-owned, values-driven enterprise headquartered in San Antonio, Texas, with a legacy spanning nearly a century. It operates as a powerhouse across several sectors, including heavy machinery, construction, energy, technology, and training. As the owner of the nation's largest Caterpillar dealership, HOLT CAT, the company excels in selling, servicing, and renting industrial equipment while prioritizing a people-first,...