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739 companies

Tuthill Corporation

Burr Ridge,, IL, United StatesUpdated May 2005

Tuthill Corporation specializes in manufacturing flow meters and related measurement equipment, serving various industries including maritime.

UIT Energy

Location not listedUpdated Dec 2002
Bunker Supplier

UIT Energy provides comprehensive marine fuel supply and logistics services to the maritime industry.

Unocal Corporation

Los Angeles, CA, United StatesUpdated Aug 1999

Union Oil Company of California (Unocal) was a major American petroleum explorer, producer, refiner, and marketer with tanker, pipeline, and marine bunker fuel operations. The company was acquired by Chevron in 2005 and no longer operates as an independent entity.

Valero Marketing and Supply Co.

San Antonio,, Texas, United StatesUpdated Mar 2007
Bunker Supplier

Valero Marketing and Supply Co. is the largest global independent petroleum refiner and the largest renewable fuels producer in North America, focusing on refining, renewable diesel, and fuel supply.

Valley Detroit Diesel Allison

San Diego, CA, United StatesUpdated May 2026

Valley Detroit Diesel Allison, part of Valley Power Systems, is an authorized distributor providing sales, parts, and service for Detroit Diesel engines and Allison transmissions for marine and industrial customers in San Diego.

Vepamil S.A.

Guayaquil, EcuadorUpdated Nov 2000
Bunker Supplier

Vepamil S.A. is a commercial distributor of fuels, lubricants, industrial supplies, and chemicals in Ecuador, representing major brands such as 3M, Ansell, and ACDelco.

Verbeke Bunkering NV

Brasschaat, BelgiumUpdated Nov 2001
Port AgentBunker Supplier

Verbeke Bunkering NV is a family-owned maritime company in Belgium specializing in ship chandlery, husbandry, and bunker fuel supply, with origins dating back to 1969 supplying fuel and lubricants to inland vessels.

Vibtech, Inc.

North Kingstown,, Rhode Island, United StatesUpdated Apr 2003

Vibtech Inc. specializes in design of vessels and ship's systems to military and commercial specifications.

Viking Pump Inc.

Cedar Falls, IA, United StatesUpdated May 2002

Viking Pump manufactures internal gear, external gear and rotary lobe pumps for marine lube oil and fuel applications, as well as liquid cargo loading and unloading.

Vostokbunker

RussiaUpdated Jun 2000
Bunker Supplier

Vostokbunker is a Russian company specializing in the supply of marine fuel and bunkering services.

Wahkiakum Port District

Cathlamet, WA, United States
Port AgentBunker Supplier

Elochoman Slough Marina, operated by Wahkiakum Port District No. 1 in Cathlamet, WA, is a full-service marina offering moorage, fishing, camping, cabins, yurts, RV hook-ups, and fuel services, serving both recreational and commercial fishermen.

Walker Engineering Enterprises

Sun Valley,, CA, United StatesUpdated Oct 2004

Manufacturer of Crankcase Fumes Disposal equipment. Flagship product line; Walker AIRSEP. Also provides diesel fuel conditioning products to reduce soot, lower N0x, and lower exhaust temperatures.

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.

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.

WebTech 2000

Location not listedUpdated Dec 2002

PetroActive is a leading supplier of fuel additives and cargo treatment products, providing chemical service solutions with a focus on operational efficiency, compliance, and sustainability across the United States.

Wentworth By The Sea Marina

New Castle, NH, United States
Bunker Supplier

Safe Harbor Wentworth by the Sea is a marina located in New Castle, NH, offering wet and transient slips, winter storage, boat charters, fuel dock, vessel services, and a waterside restaurant near historic Portsmouth.

Westport Navigation Inc.

Brookfield, United StatesUpdated Feb 2000
Bunker Supplier

Westport Navigation Inc. is a bunker supplier based in Brookfield, United States, providing marine fuel services.

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.

Whale Creek Marina

Strathmere, NJ, United StatesUpdated May 2026

Whale Creek Marina offers boat, kayak, and paddleboard rentals, a bait & tackle shop, apparel, and fueling services in Strathmere, NJ.