OII vs SLB

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.

SLB Limited

Schlumberger Limited supplies technology for reservoir characterization, drilling, production, and processing to the oil and gas industry worldwide. It operates in four divisions: Digital & Integration, Reservoir Performance, Well Construction, and Production Systems. The company offers reservoir interpretation and data processing services; open and cased-hole, and slickline services; exploration and production pressure and flow-rate measurement services; tubing-conveyed perforating services; integrated production systems; software, consulting, information management, and IT infrastructure services; reservoir characterization, field development planning, and production enhancement consulting services; and petro technical data services and training solutions. It designs, manufactures, and markets roller cone and fixed cutter drill bits; supplies drilling fluid systems, fluid systems and specialty equipment, production technology solutions, and engineered managed pressure and underbalanced drilling solutions; and offers environmental services and products; provides drilling and measurement, land drilling rigs, and related support services; and supplies well planning and drilling, engineering, supervision, logistics, procurement, and contracting services, as well as drilling rig management services. In addition, the company offers well services; coiled tubing equipment; hydraulic fracturing, multistage completions, perforating, coiled tubing equipment, and services; well completion services and equipment; artificial lift production equipment and optimization services; and production management services. Further, it provides integrated subsea production systems; drilling equipment and services; onshore and offshore platform wellhead systems and processing solutions; and valve and process systems. The company was formerly known as Socie´te´ de Prospection E´lectrique. Schlumberger Limited was founded in 1926 and is based in Houston, Texas.