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28,695 companies
Oglebay Norton
We own strategically located, proven, long-life reserves of high-quality industrial minerals. Great Lakes Minerals The largest and highest-quality limestone producer on the Great Lakes, with quarries, processing plants, docking facilities and the largest fleet of self-unloading U.S.- Flag vessels on the Lakes. Global Stone Operates limestone quarries and lime and limestone processing facilities serving customers located primarily in the Mid-Atlantic and southeastern United States. Performance Minerals Mines and processes specialized industrial minerals, primarily high-purity silica sands and muscovite mica, with facilities in the southwestern United States, Ohio and North Carolina.
Oglebay Norton Marine Services
Oglebay Norton Marine Services is a shipping company operating the largest fleet by vessel count on the Great Lakes, transporting bulk commodities with 12 vessels ranging from 618 to 1,000 feet in length.
Ogletree Law Firm
Law firm specializing in U.S. maritime and Jones Act law. Informational web site includes the full text of the Jones Act.
Ohio Pipe and Steel
Ohio Pipe and Steel is a supplier of steel pipe and related products, serving various industries including maritime and shipping.
Ohio University-Ironton Library
Ohio University-Ironton Library is an academic library in Ironton, Ohio, providing educational resources and support.
Ohio Valley Marine Service, Inc.
Ohio Valley Marine Service, Inc. operates the only full service marine repair facility between Louisville and Paducah, Kentucky, providing fuel, supplies, groceries, engine parts, and crew changes at the mouth of the Green River on the Ohio River.
Ohio Valley RV Park
Ohio Valley RV Park in Martins Ferry, OH offers full hookup RV parking with water, sewer, and electricity, catering to oil and gas workers with monthly, weekly, and daily rental options including free Wi-Fi.
Oil & Gas Advisors
Oil & Gas Advisors provides consultancy services in the oil and gas sector, likely supporting maritime and offshore operations.
Oil & Gas Journal Property Exc
Oil & Gas Journal Property Exchange is a platform for buying and selling oil and gas industry properties and assets.
Oil & Natural Gas Corporation
Oil & Natural Gas Corporation (ONGC) is an Indian multinational oil and gas company engaged in exploration, production, and development of hydrocarbons.
Oil Center Research International
Oil Center Research, L.L.C. specializes in specialty lubricants and industrial compounds for various industries, offering environmentally safe products including greases, sealants, and corrosion inhibitors.
Oil Companies International Marine Forum (OCIMF)
The Oil Companies International Marine Forum (OCIMF) is a voluntary association of oil companies having an interest in the shipment and terminalling of crude oil and oil products. "Our mission is to be the foremost authority on the safe and environmentally responsible operation of oil tankers and terminals, promoting continuous improvement in standards of design and operation".
Oil Drilling Products, Inc
Oil Drilling Products, Inc provides products and services for the oil and gas drilling industry in Houston, United States.
Oil IT Journal (formerly Petroleum Data Manager)
Oil Information Technology Journal is a monthly newsletter and website covering upstream computing and data management.