Oil & Gas Companies in United States
7188 companies listed

Established in 1987, Industrial Distributors, Inc. (IDI) provides advanced filtration, separation, and purification technology and experienced application engineering experience to improve plant and process performance and throughputs while minimizing operating costs. IDI is an industry leader in delivering…

Hytech is a privately owned, specialized consulting and fully fledged engineering services company with a focus on delivering Process, Electrical, Instrumentation, Civil, Mechanical and Structural solutions to the Oil & Gas, Refining and Chemical industries. With four offices…

A multi-disciplined project management & engineering services firm providing professional services to an extensive portfolio of customers throughout numerous industries. We seek to build long-term customer relationships by listening to our clients, leveraging our experience and delivering on our…

Hetsco is a recognized service provider to the cryogenic industry in the repair of aluminum brazed fin heat exchangers, domestically and globally. Hetsco fabricates high quality cold boxes, specialty pressure vessels, columns and components for the gas processing industry. Hetsco also provides specialty…

HERO Flare designs, manufactures and services flare systems ranging from our standard "in stock" flares available for immediate shipment to custom engineered flare systems to meet your specific application. The HERO team is dedicated to providing our customers with reliable flares at…

Partnering with well recognized Research & Development organizations as well as industry trade associations to provide state-of-the-art products, equipment and services to various utility markets including gas, electric, and water. We are a woman owned manufacturer and consulting firm that provides…

Heat Recovery Corporation (HRC) was founded in 1992 for the express purpose of providing services and equipment concerned with energy use and recovery. With the latest technology and our years of experience, we provide our Clients with the equipment and service which best meets their needs. Our expertise…

H2W United LLC is an Oil and Energy company a specialist engineering company …with proven track record providing cost-effective solutions for more complex projects …in hydrocarbon processing founded upon H2W Owners performing + managing the work Expertise + Experience H2W Owner’s…

H+M Industrial EPC has been providing project services to various industries along the Texas Gulf Coast for 25+ years. Our engineering design, procurement, and construction services are all in-house. The unified H+M approach results in better deliverables for our customers. We are unique in that we…

Gulf Coast Chemical, Inc. was established in 1981 to provide chemicals and related services to the oil and gas industry along the gulf coast. Currently, we service a six state area, both on and offshore, from Port O’Connor Texas to Pensacola, Florida. Although initially established as a chemical…

Great Western Valve, Inc. is an API Spec Q1, ISO 9001:2008, and ISO/TS 29001 certified company who specializes in valve repair and remanufacturing services in control, pipeline, and safety relief valves for the refining, petro-chemical, pipeline, power generation, and pulp & paper industries. Great…

GAS offers service to all major oil & gas companies as well as independent pipelines and producers. Our Measurement & Gas sampling services covers the Kansas, Colorado, Utah, New Mexico, Wyoming, Oklahoma, & Texas. The gas fractional analysis includes the separation…

Getting the most value for your construction dollar goes beyond building . . . to the people, processes and procedures that can give you a maximum return on your investment. With more than 750 years of combined experience, we've honed our processes and become the construction experts you can count on…

Global Contractors provides the comprehensive solution plants and refineries have always wanted. Highly skilled in risk management, field operations and safety, there isn’t a project that Global can’t tackle with excellence. Global was founded by a team of experts who recognized a need for…

GEMSTAR, Inc. is a leading manufacturer of ASME Section VIII, Division 1 and 2 Pressure Vessels. Our facility is located in Odessa, Texas. Founded in 1958, GEMSTAR's premise is to provide equipment and service of high quality, superior workmanship, and timely deliveries at competitive prices. Our experience…

GC² Specialty Construction, INC. is a direct-hire, general industrial construction company servicing a wide range of markets throughout the United States and abroad. Offering a full range of capabilities, we are a full service provider including mechanical, civil, electrical, shop fabrication,…

Gaumer Process is a technology leader in engineering, design and manufacture of electric heaters, control panels, fuel gas conditioning, liquid fuel conditioning, pressure reduction, metering, pumping and other engineered systems. We provide economical customized solutions for upstream, midstream and…

GasTech has been dedicated to helping energy clients around the globe achieve their goals for more than 30 years; for every client, on every project. As an oil and gas engineered-to-order business, we are committed to understanding each client’s specific goals and executing them as our own. We…

Gas Technology Corporation (GTC) offers custom midstream services for your gas treating needs. In business since 1981, we have proven that our expertise is worthy of your consideration in customizing the various equipment and consultative know-how for your specific application. Headquartered in Irving,…

WTG headquarters are located at 211 N. Colorado, Midland, Texas 79701. WTG has core businesses in natural gas distribution operations, natural gas transmission services, gas gathering/processing, and natural gas liquids transmission services. WTG owns and operates approximately 5,783 miles of Natural…