NOA vs OII

North American Construction Group Ltd.

North American Construction Group Ltd. provides mining and heavy construction services to the resource development and industrial construction sectors in Canada and the United States The company's Heavy Construction & Mining division offers constructability reviews, budgetary cost estimates, design-build construction, project management, contract mining, pre-stripping/pit pioneering, overburden removal and stockpile, muskeg removal and stockpile, site preparation, air strip construction, site dewatering/perimeter ditching, tailings and process pipelines, haulage and access road construction, tailings dam construction and densification, mechanically stabilized earth walls, dyke construction, and reclamation services. Its Equipment Maintenance Services division provides fuel and lube servicing, portable steaming, equipment inspections, parts and component supply, major overhauls and equipment refurbishment, onsite haul truck brake testing, onsite maintenance support, under carriage rebuild, machining, hose manufacturing, and technical support services, as well as welding, fabrication/repairs, weld certification, and inspection services. As of December 31, 2020, the company had a heavy equipment fleet of 626 units. The company was formerly known as North American Energy Partners Inc. and changed its name to North American Construction Group Ltd. in April 2018. The company was founded in 1953 and is headquartered in Acheson, Canada.

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.