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914 companies

W&O Supply

Jacksonville,, FL, United StatesUpdated Aug 2005

W&O Supply delivers mission-critical piping, valves, fittings, actuation, instrumentation, and engineered solutions to the global maritime and upstream oil & gas industries, supporting commercial shipping, shipbuilding, military, offshore energy, and cruise lines.

WSPA Western States Petroleum Association

Sacramento,, CA, United StatesUpdated Oct 2003

Western States Petroleum Association (WSPA) is a non-profit trade association representing petroleum companies involved in exploration, production, refining, transportation, and marketing in six western U.S. states.

Waring & Associates/Energy Data Solutions, LLC

New Orleans,, Louisiana, United StatesUpdated Jan 2006

Energy Data Solutions, L.L.C. maintains the OCS BBS website providing up-to-date MMS information and comprehensive data services for the Offshore Gulf of Mexico Oil & Gas Industry since 1995.

Wartsila Australia Pty Ltd

Huntingwood NSW, AustraliaUpdated Aug 2005

Wärtsilä Australia Pty Ltd is the Australian subsidiary of Wärtsilä Corporation, a leading global marine solutions supplier and major provider of energy solutions for decentralized power generation and supporting services.

Wartsila Corporation

Helsinki, FinlandUpdated Apr 2005

Wärtsilä Corporation is a global leader in innovative technologies and lifecycle solutions for the marine and energy markets, focusing on decarbonisation and sustainable power solutions.

Wartsila Norway AS

Rubbestadneset, NorwayUpdated Nov 2004

Wärtsilä is a global leader in innovative technologies and lifecycle solutions for the marine and energy markets, offering tailored ship machinery, propulsion, and manoeuvring solutions to enhance efficiency and support decarbonisation.

Watson, Farley & Williams

New York, NY, United StatesUpdated May 2026

Watson Farley & Williams is an international law firm specializing in energy, infrastructure, and transport sectors including maritime law.

WearCheck Canada Inc.

Location not listedUpdated May 2026

WearCheck Canada Inc. is a leader in oil analysis services, providing testing and monitoring for various industries including marine, aviation, wind energy, and power industry equipment.

Weather Research Center

Houston,, Texas, United StatesUpdated Sep 2006

Weather Research Center provides valuable site-specific marine weather information to the offshore energy industry worldwide. These forecasts include wind/seas information, swells and maximum combined seas. Detailed maps and graphics accompany these forecasts. Storm bulletins such as tropical storm and hurricane advisories are included. With several levels of service to choose, there is a forecast that will meet your operational and budget needs. Weather Research Center is also provides weather studies of any kind and expert testimony in law cases from a Certified Consulting Meteorologist.

WellDynamics Inc.

Spring,, Texas, United StatesUpdated Jan 2008

WellDynamics Inc. is a company based in Spring, Texas, United States, providing services related to the maritime and offshore energy sectors.

Wellsville Terminals Co

Wellsville, OH, United StatesUpdated May 2026

Wellsville Terminals Company is a full-service intermodal terminal on the Ohio River offering barge, rail, and truck transportation solutions, serving industries such as steel, construction, energy, agriculture, and manufacturing.

West Virginia Northern Community College

Wheeling, WV, United States
Training

West Virginia Northern Community College offers a variety of career pathways and programs including construction, manufacturing, energy, transportation, and technical studies, providing education and workforce development.

Wet Tech Energy

Location not listedUpdated Dec 2002

Wet Tech Energy specializes in providing energy solutions and services, including fuel management and environmental technologies for the maritime industry.

Wilbur Smith Associates

Columbia, SC, United StatesUpdated May 2002

CDM Smith is an employee-owned engineering and consulting firm specializing in water, environment, transportation, energy, and construction projects with a focus on sustainability and innovative solutions.

Willbros Group

Location not listedUpdated Dec 2002

Primoris Services Corporation delivers critical infrastructure services to the utility and energy markets, specializing in specialty construction and infrastructure.

Williams Gas Pipeline

Location not listedUpdated May 2026

Williams Gas Pipeline is a company specializing in natural gas pipeline transportation and infrastructure services.

Wilson, Sons Tugs Division (Head Office)

Rio de Janeiro,, BrazilUpdated Aug 2005
Port AgentFreight/RFQ

Wilson Sons is Brazil's largest integrated port and maritime logistics operator with over 188 years of experience, serving more than 5,000 clients across various economic sectors including offshore energy and agribusiness.

Woodside Petroleum

Location not listedUpdated Dec 2002

Woodside Petroleum is an Australian oil and gas company engaged in the exploration, development, production, and marketing of hydrocarbons.

WorkBoat Magazine

Portland, ME, United StatesUpdated Oct 2001

WorkBoat Magazine is a maritime industry publication based in Portland, Maine, providing news, analysis, and resources on shipbuilding, marine technology, dredging, offshore energy, and related sectors.

WorleyParsons Energy Services LLC

Houston, TX, United StatesUpdated Jan 2004

WorleyParsons Energy Services LLC provides engineering and project delivery services across oil & gas, refining, petrochemicals, minerals, power, and infrastructure sectors.

Wärtsilä NSD UK Ltd

Sevenoaks, Kent, United KingdomUpdated Jun 1999

Wärtsilä NSD UK Ltd provides innovative technologies and lifecycle solutions for the marine and energy markets, focusing on decarbonisation and operational efficiency for vessels including cruise ships, ferries, and merchant ships.

Wärtsilä North America, Inc.

S.W. Seattle, WA, United StatesUpdated Jun 2002

Wärtsilä North America, Inc. is a leading supplier of flexible power plants and ship power solutions serving the commercial power, maritime, and oil & gas markets in the United States with lifecycle services and innovative decarbonisation technologies.