HAL vs OII

Halliburton Company

Halliburton Company provides a range of services and products to oil and natural gas companies worldwide. The company's Completion and Production segment offers production enhancement services, including stimulation and sand control services; and cementing services, such as well bonding and casing, as well as provides casing equipment. It also provides completion tools that offer downhole solutions and services, including well completion products and services, intelligent well completions, liner hanger and sand control systems, and service tools; production solutions comprising coiled tubing, hydraulic workover units, downhole tools, pumping services, and nitrogen services; and pipeline and process services, such as pre-commissioning, commissioning, maintenance, and decommissioning. In addition, this segment offers electrical submersible pumps, as well as artificial lift services. The company's Drilling and Evaluation segment provides drilling fluid systems, performance additives, completion fluids, solids control, specialized testing equipment, and waste management services; oilfield completion, production, and downstream water and process treatment chemicals and services; and drilling systems and services. It also offers wireline and perforating services, including open-hole logging, and cased-hole and slickline; and drill bits and services comprising roller cone rock bits, fixed cutter bits, hole enlargement, and related downhole tools and services, as well as coring equipment and services. In addition, this segment provides cloud based digital services and artificial intelligence solutions on an open architecture for subsurface insights, integrated well construction, and reservoir and production management; testing and subsea services, such as acquisition and analysis of reservoir information and optimization solutions; and project management and integrated asset management services. Halliburton Company was founded in 1919 and is based in Houston, Texas.

Oceaneering International Inc.

Oceaneering International, Inc. provides engineered services and products to the offshore oil and gas, defense, aerospace, and commercial theme park industries worldwide. The company's Subsea Robotics segment provides remotely operated vehicles (ROVs) to customers in the energy industry for drilling support and vessel-based services, including subsea hardware installation, construction, pipeline inspection, survey and facilities inspection, maintenance and repair. As of December 31, 2020, this segment owned 250 work-class ROVs. Its Manufactured Products segment provides production control umbilicals and connection systems; and program management, engineering design, fabrication/assembly, and installation to the commercial theme park industry, as well as mobile robotics solutions, including AGV technology to various industries. The company's Projects Group segment offers subsea installation and intervention, including riserless light well intervention services and inspection, and maintenance and repair services; installation and workover control systems, and ROV workover control systems; project management and engineering; and seabed preparation, route clearance, and trenching services for submarine cables for the renewable energy markets. Its Integrity Management & Digital Solutions segment provides asset integrity management, corrosion management, and inspection and non-destructive testing services to customers in the oil and gas, power generation, and petrochemical industries; software, digital, and connectivity solution for the energy industry; and software and analytical solutions for the bulk cargo maritime industry. The company's Aerospace and Defense Technologies segment offers government services and products, including engineering and related manufacturing in defense and space exploration activities principally to U.S. government agencies and their prime contractors. The company was founded in 1964 and is headquartered in Houston, Texas.