Pipeline Construction

Commercial and Industrial heating installation and service, Oil to gas conversions, Mobile steam trailer (temporary heat and hot water), Commercial and Industrial Air Conditioning, Residential Heating installations and repairs, Residential Air Conditioning Installations and repairs

Hi-Tech Testing is a full-service nondestructive testing company providing conventional, advanced, and API inspection capabilities.

HiVue Inspection and Compliance is a leading provider of welding-related QA/QC services.

Hi-Way 13 Transport Ltd. is a recognized leader in the oilfield industry, hauling and storing pipe and other oilfield equipment for over 20 years. They provide logistics services across Western Canada, the Northwest Territories, and the Yukon.

A family-owned and operated business established in 1959, providing major fabrication, construction, and plant services.

Hobbs Anchor focuses on providing quality, standards, and safety in anchor installation and testing services, utilizing patented solutions.

A full service and construction company for the retail petroleum industry. They install and service under ground storage tanks (UST), aboveground storage tanks (AST), fuel dispensers, fuel site control equipment, tank monitoring equipment, cardtrol systems for unattended retail and fleet fueling sites, C-Store gas station Verifone POS systems. They also offer full PSC Certified Calibration services as well as NDDOH, EPA compliance testing and repair services.

HOLE Group provides placement, engineering planning, and operations support for the oil and gas industries. They specialize in providing comprehensive recruitment and corporate vendor management services with over 25 years of experience in the oil and gas.

Holley Services, Inc. is a hydraulic manufacturer providing sales, services, and custom fabrication of swab rigs, wireline units, and fastline units.

Holly Pipe Corporation is a directional drilling tools and services company specializing in new and premium used drill pipe, casing, and repair services.

Honeycutt Solutions is a full-service land administration consulting and contract services company specializing in the oil, gas, and mining industries.

Honor Resources Company provides professional land services to mineral, telecommunication, real estate, utility, solar, wind, and pipeline companies throughout the Appalachian Basin. They are an established and trusted brokerage firm and prides itself in quality services, outstanding client relations, credentials, confidentiality, and integrity.

Distributor of wire rope, rigging, synthetic web slings, fall protection, and related services for oil and gas, construction, manufacturing, and transportation industries.

Horizon Supply Company is a vertically integrated company who prides itself on ethical sales and competitive pricing with same day delivery to your job site. They carry an extensive inventory of materials geared toward all segments of natural gas and oilfield pipeline construction. They provide a full range of services to the industrial construction industry, including new construction, rebuilds and upgrades, outages, installation and fabrication of process piping and maintenance.

Horn River Engineering Ltd. is a leader in pipeline engineering and project management including design, construction management, change management, procurement, project and cost controls, with a specialization in the oil and gas sectors.

Horus Safety provides state of the art systems to proactively manage traffic flow through hazardous areas, specializing in active real time vehicle detection and arbitration. Horus Safety solutions effectively mitigate the ever growing risk of hazardous roads driving, which are considered to be the leading cause of incidents in various industries including Oil & Gas, Forestry, and Mining.

Hostyl Customs provides quality customised fabrication and specialist welding, primarily serving the Oil and Gas industry.

Houston Actuator Services (HAS) provides 24/7 service, parts, and inventory for all types of actuations (hydraulic, pneumatic, & electric). They offer application engineering, shop services & modifications, field services, maintenance agreements, and equipment warranty services.

Leading manufacturer of ASME pressure vessels and custom equipment, serving the oil & gas, chemical, petrochemical, refining, industrial, and construction industries.

Upstream Energy focused service company specializing in the procurement and professional installation of completions and well intervention products.

Hover Visions LLC is an Oklahoma-based UAV (Drone) company offering specialized aerial video and photography services with thermal capabilities.

H&P Energy Services is a construction contractor specializing in a wide range of services with a focus on safety and efficiency. They evolved from a specialized boring contractor to a comprehensive provider of construction services.

HPF Consultants is an engineering and design firm located in Midland, Texas that has served the Oil and Gas industry for more than 30+ years. They offer full services in a wide range of disciplines.

HPI Energy Services provides turbine services and PLC based control systems, as well as offering control system and SCADA expertise to other industries.

HT-Consulting provides consulting services for tie-in works, supporting customers from concept to completion with independent studies and team integration. They specialize in hot-tapping, isolation, pigging, installation, pre-commissioning, materials and welding, pipeline design, flow assurance, technical risk and safety, and process/operations.

HT Engineering provides engineering and technical services to the natural gas, petroleum, and chemical industries. They specialize in pipeline engineering and project management.

Hub City Industries LLC provides acid stimulation and general pumping services.

Humboldt Inc is an oilfield tanker transporter in Utah, Wyoming and Colorado. They offer reliable and responsible transportation services with timely delivery and consistent service.

HV Oil Incorporated provides laboratory and field services for high voltage electric equipment, focusing on safety and reliability. They provide lab analysis, sample collection, consultation, and training services relating to oil filled electrical equipment, such as transformers, tap changers, breakers, de-salters, and cable oil.

Hycroft Engineering is a full service engineering company specialized in the energy sector, committed to exceeding expectations and delivering excellence in projects. They are multi-discipline Engineering, Procurement, Construction Management (EPCM), and Pre-Commissioning and commissioning specialists.

HydraChem provides hydraulic, lubrication and process services for high-value rotating assets. They specialize in systems that support the operation of turbines, rotating equipment, and large compression plants. They offer Oil Conditioning as a Service (OCaaS).

Hydraquip specializes in providing innovative power solutions across multiple markets, including system design, service & repair, and fluid conveyance. They offer hydraulic, electrohydraulic, and fully electric systems.

Hydraulic Energy Australia provides expert hydraulic solutions, from design to maintenance, for the oil & gas, mining, defence, and marine industries.

Hydrocarbon Engineering is a highly specialized independent engineering and consulting firm specializing in the measurement, phase behavior, fluid characterization, and quantification and distribution of hydrocarbon fluids.

Hydro Carbon Flow Specialists is a service company specializing in zero discharge applications in the Gulf of Mexico. They provide cuttings boxes, 25 BBL IM101 Tanks, non-sparking vacuum units, augers, dryers, pumps, and hoses.

Hydro-Chart provides rentals, sales and calibration of pressure, temperature, torque and coating inspection equipment. They are family-owned and operated and serve customers nationwide.

Hydrokinetics is a Texas-based service company specializing in industrial process cleaning services, utilizing patented sonic resonance technology to remove foulants from pipes and process equipment for both onshore and offshore applications. They offer a comprehensive scope of services that include specialized hydroblasting, maintenance and inspection, tank cleaning, disaster services, and oilfield and offshore support.

Hydroline LLC is an expert in water transfer for the energy construction industry. They offer fluid management services and a suite of energy industry construction services.

Hydro Power Services, LLC is a service contractor specializing in field maintenance and repair within the hydro industry. Our mission is to provide our customers with professional, value added services from technical assistance to completion of on-site work, with a highly motivated professional team working together safely with pride and integrity. Our management team with over 50 years experience within the hydro industry specializes in providing the customer with turnkey solutions from outage planning to site rehabilitation.

HydroTech Testing Services is a rapidly growing testing company located in the Northern Panhandle of West Virginia. They offer testing capabilities from pre-fab shop work up to 30”+ and 30 miles+ of pipelines.

Hydro-Wates provides engineering, manufacturing, and technical services, specializing in proof load testing and water bag solutions for various industries.

Hydrus Energy Solutions is an environmentally responsible oil field service company providing the finest in flameless heat. They are committed to providing safer work environments and are constantly expanding, innovating, and diversifying their equipment to meet and exceed customer expectations and industry heating standards.

Hyperion Safety Services is a safety provider in the areas of health, fire, security and environmental safety. They help partners reach the highest standards to minimize the risk of harm to personnel, the public, the environment, and property.

Hytec Equipment Company is a quality driven, independent manufacturer of accumulators/BOP closing units with a division to repair used units. With over 50 years of oilfield experience and knowledge, the Hytec Equipment Team uses their expertise to provide quality services along with equipment built for satisfaction, reliability, ease of service, and longevity.

Iapetus Holdings is a privately held portfolio of energy services companies and alternative investments solving some of the world's most urgent needs around energy, safety, and sustainability.

ICCI is a specialist provider of comprehensive pre-commissioning cleaning services for construction and industrial projects, particularly in power plants, petroleum refineries, LNG, and petrochemical facilities. Their focus is on delivering expert, experienced, efficient, and effective cleaning services, emphasizing risk mitigation and operational cleanliness.

Icefield Energy Corporation is an agile team of highly qualified specialists and precision borehole survey technology leaders specializing in Gyro Surveying and Gyro While Drilling.

I.C.E. Professional Services is a project controls organization offering turn-key project control teams or independent resources. They provide services ranging from basic clerical help to full-scale project teams.

Icon Energy Group specializes in overhead equipment recertification, non-destructive testing, and related services for the oil and gas industry.

Icon Energy Services Ltd. offers engineering, drafting, custom design, NDT, welding, machining, and pressure testing services.