COMPANY PROFILE
Marine & Industrial Solutions | International Trading & Sourcing
J Company is a Netherlands-based international trading, serving as a reliable business partner connecting Korea with the European market.
Leveraging our strong network of Korean manufacturers and our understanding of the European market, we supply a wide range of products and solutions for the marine, power generation, chemical, steel, and general industrial sectors.
Through close cooperation with established Korean manufacturers and suppliers, we help our customers source the products they need with competitive pricing and reliable service.
Beyond product supply, we support the entire procurement process, including technical specification reviews, communication with manufacturers, quotations, delivery coordination, and international logistics.
Our goal is to simplify international sourcing and provide our customers with dependable, efficient, and practical supply solutions.
Our Business Areas
1. Marine & Engine Spare Parts
Marine engine spare parts and related equipment are at the core of our business, with a particular focus on aftermarket parts for maintenance, repair, and overhaul operations.
We specialize in sourcing Korean marine engine components, with a strong focus on HiMSEN & MAN engine spare parts, serving shipowners, ship management companies, ship repair companies, and other marine industry customers across Europe.
By working closely with experienced Korean suppliers, we aim to provide reliable sourcing solutions, competitive commercial conditions, and responsive support for our customer’s maintenance and operational requirements.
2. Industrial Equipment & Spare Parts
We supply a wide range of industrial equipment and spare parts for power plants, chemical processing facilities, steel mills, and general industrial applications.
Our product portfolio includes:
- Industrial valves and related components
- Pump components and spare parts
- Fabricated steel products and metal components
- Electrical and mechanical equipment
- Maintenance and replacement parts for industrial facilities
Through our network of Korean manufacturers, we offer products tailored to customers’ technical specifications, quality requirements, and operational needs.
We also support aftermarket and replacement part requirements, helping customers maintain the reliability and efficiency of their industrial facilities.
3. International Trading & Sourcing
In addition to marine and industrial equipment, J Company is engaged in international trading and sourcing activities covering various consumer goods and general merchandise.
We facilitate trade between Korea and Europe by supporting customers and business partners with:
- Product sourcing and supplier identification
- Manufacturer introductions and coordination
- Market research and business development
- International purchasing and procurement
- Export, import, and logistics coordination
- Development of new business opportunities
Our international network and market knowledge allow us to identify suitable products, connect reliable business partners, and support long-term business growth.
Our Strengths
Strong Network of Korean Manufacturers
We maintain close relationships with specialized Korean manufacturers and suppliers, enabling us to offer reliable products, competitive sourcing options, and efficient communication throughout the procurement process.
Local Presence in Europe
Based in the Netherlands, we work directly with European customers, helping bridge language barriers, time differences, and business practices between Korea and Europe.
Our local presence allows us to provide responsive communication, better coordination, and practical support for international transactions.
Expertise in Aftermarket & Technical Spare Parts
We focus on maintenance, repair, and replacement parts essential to the reliable operation of marine engines and industrial equipment.
By understanding both technical requirements and commercial considerations, we help customers identify suitable products and develop effective sourcing solutions.
Commitment to Long-Term Partnerships
At J Company, we believe that successful business relationships are built on trust, transparency, and consistent support.
Rather than focusing solely on individual transactions, we strive to establish long-term partnerships with our customers and suppliers.
Our ambition is to be a dependable sourcing partner for our customers and a trusted business development partner for Korean manufacturers expanding into the European market.
Our Mission
Connecting Korean Expertise with Global Industry
Our mission is to connect Korea’s advanced manufacturing capabilities and high-quality products with international markets, providing customers with reliable supply networks and practical business value.
We aim to go beyond the traditional role of a trading company by bridging the gap between manufacturers and customers, connecting technical expertise with market opportunities, and building sustainable, long-term business relationships.

Founder: Wonjoon(Jay) Jang
Mobile: +31-6-3005-4883
E-mail: contact@wonjoon.nl
VAT no: NL005115493B37, KVK no: 94851344
Official agent & partner of
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