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28,695 companies

OES Group of Companies

Location not listedUpdated May 2026

OES Group of Companies provides asset integrity management, inspection, audit, and project management services primarily for the oil & gas and energy industries, specializing in equipment inspection, maintenance audits, and safety compliance.

OFI Tesing Equipment, Inc.

Location not listedUpdated May 2026
Training

OFI Testing Equipment, Inc. provides comprehensive oilfield testing equipment and services, including cement testing, drilling fluids analysis, core analysis, geomechanical testing, and equipment repair and calibration.

OGS Industries

United StatesUpdated Dec 2001

OGS Industries specializes in manufacturing high-quality gaskets and sealing solutions for industrial and maritime applications.

OIM International Ltd.

Beccles, United KingdomUpdated Aug 2003

OIM helps companies develop their business with the oil, gas, petrochemical, power, utilities and marine industries. We can promote and sell a range of modular facilities, fabricated structures, capital equipment, engineering products and services. With extensive design, construction, marketing and sales expertise, our experience encompasses offshore installations, onshore terminals, accommodation modules, process packages, pressure vessels, diving systems, pumping stations and shipbuilding.

OLEON Head Office

Ertvelde, BelgiumUpdated Feb 2008

Oleon is a Belgian company specializing in converting natural fats and oils into a wide range of oleochemical products, focusing on sustainable solutions and natural chemistry.

OLMAX

Location not listedUpdated Dec 2002

OLMAX is a maritime company providing services related to shipping and vessel operations.