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37 companies

AMW-Marine

Hendrik Ido Ambacht, NetherlandsUpdated Nov 2007

AMW-Marine specializes in sustainable maritime propulsion systems and drive mechanisms, offering products such as electric drives, gearboxes, NOx reduction systems, ship propellers, waterjets, and hybrid propulsion solutions for various vessel types including dredgers, inland vessels, offshore, military, and autonomous ships.

Aquacide LLC

Michigan City, IN, United StatesUpdated Mar 2004

To Stem the Tide of invasive species, ballast water treatment regulations are becoming more stringent.AQUACIDE can meet any forseeable requirement.

Electrichlor

Nappanee, IN, United StatesUpdated Apr 2003

Electrichlor Sodium Hypochlorite Generators have been developed for the Oil & Gas, Chemical, Power, Water, & Waste Water Industries

Fast Systems

United StatesUpdated May 2026

Scienco/FAST provides land and marine water management solutions including marine wastewater, sewage, sanitation, and ballast water treatment systems for ships.

Filtrex srl

Milano San Felice, ItalyUpdated Oct 2006

Filtrex is a leading manufacturer of filtration technology with over forty years of experience, specializing in filtration for refinery, offshore, ballast water, marine, and industrial applications.

Golten Service Co. Inc.

Miami, FL, United StatesUpdated Nov 2001

Goltens Service Co. Inc. provides preventive and emergency repair services including in-place machining, diesel engine repair, and environmental compliance retrofits to marine, industrial, offshore, and powerplant sectors worldwide.

Goltens California

Wilmington, CA, United StatesUpdated Jun 2010

Goltens California provides on-site machining, diesel repair, engine services, and environmental compliance retrofits to minimize asset downtime for marine, offshore, and powerplant industries.

Goltens Executive Office

Atlantic Corporate Center, 2317 Highway 34 South, Suite 1B, Manasquan, New Jersey, United StatesUpdated Jun 2010

Goltens provides specialized repair, maintenance, reconditioning services, and trading of engineering components for shipping, offshore marine installations, industrial plants, and power stations worldwide.

Goltens Oslo A/S

Oslo, NorwayUpdated Feb 2008

Goltens combine speed of service with a worldwide network - providing unique benefits to valued customers. Many of the world's leading ship owners have chosen Goltens as their preferred, flexible, high quality, service-led provider of repair services.

Goltens Service Co Inc Miami

Miami, FL, United StatesUpdated May 2002

Goltens Service Co Inc Miami provides on-site machining, diesel repair, engine services, and environmental compliance retrofits to minimize asset downtime for marine, offshore, and power industries worldwide.

Goltens Singapore P.L.

Singapore, SingaporeUpdated Jun 2006

Goltens Singapore P.L. provides on-site machining, diesel repair, engine services, and environmental compliance retrofits to minimize asset downtime for marine, offshore, and power industries worldwide.

Hamworthy Svanehøj A/S

Svenstrup J., DenmarkUpdated Jan 2007

Hamworthy Svanehøj A/S, part of Wärtsilä since 2012, provides marine and offshore fluid handling systems including ballast water management, gas systems, exhaust gas cleaning, fresh water generation, inert gas systems, oil separation, and wastewater treatment solutions.

Hyde Marine Inc.

Cleveland,, Ohio, United StatesUpdated Apr 2005

Hyde Marine provides proven equipment solutions to ship owners and operators, shipyards, oil spill response organizations and cleanup contractors. Oil spill control and clean-up technology, skimmers, pumps, containment boom, response boats and complete systems for spills in rivers, lakes, harbors and offshore conditions. Shipboard auxiliary machinery, bilge and ballast water management, ballast tank mud remover chemical, factory replacement parts, field service.

International Ship Managers' Association

Location not listedUpdated May 2026

International Ship Managers' Association is the only organisation dedicated to representing the ship management industry, with members managing over 7,500 ships and 330,000 seafarers globally. It advocates for ship and crew managers and supports initiatives related to maritime safety, sustainability, and welfare.

Knutsen OAS Shipping AS

NorwayUpdated Jul 2002
Freight/RFQ

Knutsen OAS Shipping AS is a fully integrated Norwegian shipping company specializing in shipping operations, newbuilding supervision, chartering, and project development.

OceanSaver AS

Høvik,, NorwayUpdated Jun 2006

OceanSaver AS specializes in ballast water management and corrosion control solutions for the maritime industry.

OptiMarin AS

Stamford, CT, United StatesUpdated May 2026

OptiMarin develops and manufactures complete systems for Ballast Water Treatment. The OptiMar Ballast System is based on solids separation and UV irradiation and utilizes the existing ballast pumps aboard the vessel. The OptiMar System can be retrofitted to existing vessels or installed in new builds and we handle flow rates ranging from 100 m3/h up to 3000 m3/h per ballast pump.

Pacific Treatment Analytical Services

San Diego, CA, United StatesUpdated Nov 1998

Pacific Treatment Analytical Services is a San Diego-based environmental laboratory providing analytical testing services for wastewater, water quality, and industrial discharge compliance.

Piraeus Marine Services S.A.

Piraeus, GreeceUpdated Jun 2016

Piraeus Marine Services S.A. provides a wide range of marine services including ship repairs, dry docking, technical support, underwater cleaning, safety equipment services, naval architecture, electrical automation, and cruise vessel maintenance primarily in the East Mediterranean and Greek ports.

Qingdao Headway Marine Technology Co., Ltd.

Qingdao,, ChinaUpdated Mar 2006
Training

Qingdao Headway Marine Technology Co., Ltd. is a Chinese company specializing in low-carbon shipping solutions, including shipborne carbon capture systems, methanol and ammonia fuel supply systems, exhaust gas cleaning systems, ballast water management systems, and smart ship systems.

Quadrant Marine Consultancy & Services

Dubai, U.A.E., United Arab Emirates, United Arab EmiratesUpdated Mar 2005

Repair, new build and conversion superintendency. ISM and ISO preparation and implementation. Riding squads. Marine and technical Superintendents. World wide application.

RGF Marine Environmental Technologies

Seattle, WA, United StatesUpdated Nov 1998

RGF Marine Environmental Technologies provides environmental solutions for the maritime industry, including wastewater treatment, air purification, oil-water separators, food sanitation, wash water recycling, grease treatment, and spill containment products.

RWO GmbH

Bremen,, GermanyUpdated Apr 2011
Training

RWO GmbH is a leading supplier of marine water and wastewater treatment systems for ships and offshore installations, specializing in ballast water treatment, oily water separators, sewage treatment, and fresh/process water treatment with over 16,000 units delivered worldwide.