Top Tulsa, OK Energy Companies (40)

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...

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.

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...

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

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.

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...

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.

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,...

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...

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...

DCP Midstream is the largest processor of natural gas and natural gas liquids producer ensuring the country has clean energy to warm homes, manufacture goods, and produce consumer products. Headquartered in Denver, Colorado, DCP Midstream operates assets in 17 states.

Eagle Energy Exploration is an oil & energy company based out of , 200 Reunion Center 9 East 4th Street, Tulsa, OK, United States.

Vital Energy is committed to energizing human potential. We explore, acquire and develop energy-producing assets and technologies. Currently, the organization is focused on oil and gas properties, midstream and marketing services. We intend to expand beyond these markets to power the world in other sustainable and abundant ways. The organization was founded in 2006 as “Laredo Petroleum.” In 2023, we...

Olsson is an engineering and design firm delivering infrastructure solutions that improve communities through expertise, collaboration, and innovation. Olsson offers expertise in client advisory services, engineering & design, environmental, field services, and planning. The firm serves clients across many sectors, including buildings & facilities, community infrastructure, data centers, energy, federal, industrial & manufacturing, telecommunications, transportation, and water.

We are a technology company that unlocks access to energy for the benefit of all. As innovators, that’s been our mission for nearly a century. Today, we face a global imperative to create a future with more energy, but less carbon. Our diverse, innovative change makers are focused on going further in innovation and inventing the new energy technologies we...

Industry leader in natural gas compression products and services

Nadel and Gussman has focused on family, ethical transactions, and modern oil innovations.

Laredo Petroleum is an independent energy company with headquarters in Tulsa, Oklahoma.

SemGroup® Corporation (NYSE:SEMG) moves energy across North America through a network of pipelines, processing plants, refinery-connected storage facilities and deep-water marine terminals with import and export capabilities. SemGroup serves as a versatile connection between upstream oil and gas producers and downstream refiners and end users. Key areas of operation and growth include western Canada, the Mid-Continent and the Gulf Coast....