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494 companies

RAMCO Manufacturing, Inc.

Kenilworth, New Jersey, United StatesUpdated Nov 2004

RAMCO Manufacturing, Inc. produces safety shields for pipe connections to prevent personnel injury and equipment damage in industrial, marine, and naval applications.

RB Pipetech

Location not listedUpdated Dec 2002

RB Pipetech specializes in drilling manifold systems, choke and kill manifolds, drilling pipe handling equipment, fluid handling systems, subsea/offshore completions, ROV tooling and components, valve solutions, and production equipment for the oil and gas industry.

RDS Oilfield Services

United KingdomUpdated May 2026

RDS is a leading international rig engineering specialist for the global oil and gas industry and a subsidiary of KCA Deutag.

REXA Koso America

Location not listedUpdated Dec 2002
Training

REXA Koso America provides customer-specific engineered process control solutions with high-reliability Electraulic™ actuators for critical control applications across industries including oil and gas, mining, water and wastewater, renewable energy, fossil-fuel power, and pulp and paper.

Racal Survey

Houston, TX, United StatesUpdated Nov 1998

Racal Survey (formerly Racal-Decca Survey, Inc.) was a Houston-based division of Racal Electronics providing offshore positioning and hydrographic survey services to the oil and gas industry. Acquired by Thomson-CSF (Thales Group) in 2000, its survey operations were subsequently integrated into Fugro.

Ramdem Hotshot, Oilfield Hotsh

Location not listedUpdated Dec 2002

Ramdem Hotshot provides oilfield hotshot trucking services, specializing in rapid transport of equipment and supplies for the oil and gas industry.

Ranger Oil Ltd.

Location not listedUpdated Dec 2002

Ranger Oil Ltd. is an independent oil and gas exploration and production company based in Canada.

Rappallini S.A.

Buenos Aires,, ArgentinaUpdated Mar 2007

Rappallini S.A. provides services for the oil and gas industry in Buenos Aires, Argentina.

Reef Exploration, Inc.

Richardson,, TX, United StatesUpdated Feb 2003

Reef Exploration, Inc. is an energy company specializing in oil and gas drilling and exploration services based in Richardson, TX, United States.

Repsol YPF (Portugal)

Linda-a-Velha., Lisboa, PortugalUpdated Aug 2005
Bunker Supplier

Repsol YPF is a major international oil and gas company engaged in exploration, production, refining, marketing, and distribution of hydrocarbon products, operating maritime terminals including in Portugal.

Repsol-YPF (Brazil Office)

Rio de Janeiro,, Botafogo,, BrazilUpdated Jan 2007

Repsol YPF is a major international oil and gas company engaged in exploration, production, refining, marketing, and distribution of hydrocarbons and related products.

Repsol-YPF (Spain; Corp HQ)

Madrid,, SpainUpdated Aug 2005
Bunker Supplier

Repsol YPF is a major international oil and gas company engaged in exploration, production, refining, marketing, and distribution of hydrocarbons and related products worldwide.

Rigzone

Houston, TX, United StatesUpdated Nov 2002

Gateway to the oil and gas industry - rigzone.com is the upstream drilling - exploration portal.

Rigzone.com

Location not listedUpdated Dec 2002

Rigzone.com is a leading online platform providing oil and gas industry jobs, news, insights, and recruitment services.

Roblon A/S

Frederikshavn, DenmarkUpdated Jun 2007

Roblon A/S is a Danish company specializing in high-performing fiber solutions for various industries including offshore oil and gas, energy, fiber optic cables, and wire and cables, with a strong focus on innovation, quality, and technology.

Roc Oil Company Ltd

Location not listedUpdated Dec 2002

Roc Oil Company Ltd is an independent Australian upstream oil and gas company engaged in exploration, appraisal, development, and production of oil and gas resources with a focus on sustainable and responsible energy solutions.

Romfor Drilling Company

RomaniaUpdated Nov 2001

Romfor Drilling Company is identified as a Romanian company name, but no verified maritime or drilling-related website or contact information is available.

Rotator AS

Nodeland, NorwayUpdated Jun 2003

Specialising in hydraulic equipment, Rotator has been a major supplier of valves and actuators to the Norwegian and international offshore industry for more than 40 years. The company has developed its own hydraulic directional control valve, used world-wide on a large number of ships and oil and gas installations. A broad line of Rotator products, have moreover, become standard on oil and gas installations all over the world. Tailor made products, represent an equally important part of Rotator’s activities. As an example, Rotator can offer more than 600 variations of the directional control valve! Every valve developed at Rotator is manufactured for a «life span service» of minimum 30 years. The product line of Rotator also includes the design and manufacturing of complete control systems, like wellhead control systems. Hydraulic power units for all purposes and in all sizes may be delivered as well. Such power units can also be designed as combined power and control units. The market for floating production and storage units is rapidly expanding. Rotator made early efforts to develop and manufacture products for subsea installations. The Rotator’s subsea solenoid valve has become a standard model for the international oil companies and suppliers of subsea control systems. The flexible organisation of Rotator, its first class technology and outstanding product line make it possible to offer the customers tailor made solutions to their individual needs. The company is certified in accordance with the quality insurance system NS-ISO 9001.

Rowan Companies Inc

Houston, Texas, United StatesUpdated Jun 2001

Rowan Companies Inc is a Houston-based offshore drilling contractor specializing in the operation of drilling rigs for the oil and gas industry.

Rowan Companies, Inc.

Location not listedUpdated Dec 2002

Rowan Companies, Inc. is a drilling contractor specializing in offshore drilling services for the oil and gas industry.

Roxar AS

Stavanger, NorwayUpdated May 2007

Roxar is a leading international technology solutions provider to the upstream oil and gas industry. The company creates value for its customers through innovative products and services that help achieve maximum performance from oil and gas reservoirs. With its head offices in Stavanger, Norway, Roxar employs over 650 staff across a network of wholly owned offices in Europe, the Americas, Africa, CIS, Asia Pacific and the Middle East. Founded in May 1999, the company generated revenues of approximately US$160 million in 2006. Roxar’s International customer base includes all of the multinationals, major independents and the majority of national oil companies.

Royale Energy

Location not listedUpdated May 2026

Royale Energy Inc. is a publicly traded independent oil and gas production company operating wells in California and Texas, focused on development drilling projects and marketing oil and natural gas.

Russian Maritime Register of Shipping (RS).

St. Petersburg,, RussiaUpdated Jul 2005

Russian Maritime Register of Shipping (RS) is a classification society providing ship classification, certification, technical supervision, and voluntary industrial certification services in the maritime and offshore oil and gas industries.