Japan Marine Supplies & Services

What Japan Marine Supplies & Services does

Japan Marine Supplies & Services (JMSS) is a Cape Town-based marine services and fish-trading company founded in 1996, operating as a division of Japanese Ships Suppliers (PTY) Ltd. The company runs two principal divisions: a Technical Support division delivering on-board and in-port vessel repair and maintenance for long-line fishing vessels, and a Trading division that distributes loose-fish and by-catch to local and international buyers including international passenger liner catering operations. Engineering scope spans main engine overhauls, electrical fault-finding, refrigeration, and navigation systems, supported by a chief engineer with cross-vessel experience.

JMSS operates as a sub-contractor and local service partner to Japanese marine equipment manufacturers — Niigata, Yanmar, Hanshin, and Akasaka — and to navigation and refrigeration equipment makers with Cape Town representation. The firm leverages its parent company's relationships with Japanese shipping clients to source service and supply work, while running a parallel commodity-distribution business for fish by-products that would otherwise lack an outlet through conventional channels.

The business model combines fee-for-service marine engineering (breakdown support, planned maintenance, spare parts supply) with commodity distribution of fish by-catch. Customers include local long-line fishing operators, international passenger liner catering buyers, and Japanese shipping clients accessed through the parent group. No pricing or contract structures, customer concentration data, or financials are disclosed. The leadership team consists of Managing Director Masato Ose, Managing Executive Renato Gonsalves, and Carolyn McEvoy responsible for fish export and distribution, indicating a small, tightly-held private operation.

Name

Japan Marine Supplies & Services

Legal name

Japan Marine Supplies & Services

Website

https://jmss.co.za

Company type

Private

Founded year

1996

Operating status

Operating

Headcount range

11–50 employees

Short description

Japan Marine Supplies & Services is a Cape Town-based marine engineering and fish-trading firm founded in 1996 as a division of Japanese Ships Suppliers, serving long-line fishing vessels and international passenger liners with vessel repair, maintenance, and by-catch distribution.

Ownership category

akta.pro rank

Product category

Marine Technical Services and Fish Trading

NAICS

Ship Building and Repairing (336611), Seafood Product Preparation and Packaging (3117)

SIC

Ship & Boat Building & Repairing (3730), Prepared Fresh Or Frozen Fish & Seafoods (2092)

akta.pro primary industry

Piping, HVAC & Auxiliary Systems Repair (TLAKAKAH)

akta.pro secondary industry

Marine Service Provider Coordination (Diving, Inspection, Class/Survey Support) (TLAHAJAI)

Keywords

• Marine vessel repair
• Long-line fishing services
• Fish trading and distribution
• Marine engineering support
• By-catch seafood export

Headquarters

HQ city

Cape Town

HQ country

South Africa

HQ region

Africa

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Supply Chain, Operations, Infrastructure

Revenue model

1. Technical Support Services: Provides repairs and maintenance services for long-line fishing vessels including painting, boiler making, fitting and turning, carpentry, marine electrical repairs, and equipment maintenance. Revenue generated through service contracts and project-based work.
2. Fish Trading and Distribution: Trading of loose-fish/by-catch from long-line fishing vessels. Products offered as gutted and gilled (G/G), DWT, Dressed, Chunks and Loins to international markets.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels1 record

Core offering

Japan Marine Supplies & Services operates two core divisions: a Technical Support division that delivers repairs and maintenance for long-line fishing vessels (covering main and auxiliary engines, navigation systems, refrigeration equipment, propeller shafts, and general marine works) and a Trading division that distributes loose-fish (by-catch) species such as Oilfish, Albacore, Bigeye, Yellowfin, Swordfish, Marlin, and Blueshark to international markets in G/G, DWT, Dressed, Chunks, and Loins forms.

Product overview

Japan Marine Supplies & Services operates as a marine supplies and services company with two core divisions: Technical Support and Trading. The Technical Support Division provides repair and maintenance services for long-line fishing vessels, handling main engines (Niigata, Yanmar, Hanshin, Akasaka), auxiliary engines (Daimatsu, Mitsubishi), navigation systems (JRC, Furuno, Tokimec, Koden), and refrigeration equipment. The Trading Division deals in fish products from fishing vessels, supplying loose-fish species including various tuna, marlin, shark, and oilfish in multiple processed forms to international markets. The company originally established in 1996 as a division of Japanese Ships Suppliers (PTY) Ltd.

Differentiator

Problem solved

Functional benefit

Products and services

• Technical Support Division
• Trading Division

Named customers2 records

Segments2 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature2 records

Partnerships

Two partnerships are on record, tiered core.

• Japanese Ships Suppliers (PTY) LtdcoreOthers · 1 January 1996JMSS was originally established in 1996 as a division of Japanese Ships Suppliers (PTY) Ltd, inheriting its trading and technical repair services heritage from the parent company.
• Marine Engineering Companies in Cape Town PortcoreImplementation/ SI/ Consulting PartnerHigh technology and precision engineering work required for vessel repairs is sub-contracted to state-of-the-art companies located within the port of Cape Town. These companies are familiar with the vessels' requirements and have established long-standing relationships with JMSS.

Scale indicators2 records

Recent moves4 records

Expansion highlights3 records

Direct peers

• Irvin & Johnson (I&J): South African seafood company with deep heritage in fishing and frozen fish processing. Comparable on the trading side as a long-established South African processor and distributor of fish products.
• Sea Harvest Group: South African vertically integrated seafood company engaged in fishing, processing, and marketing of fish products. Comparable on the trading side as a South African-based fish processor and marketer of catch from regional fleets.
• Trident Marine (South Africa): South African marine services provider offering vessel maintenance and technical support. Comparable as a regional peer offering ship repair and marine engineering services to commercial vessel operators.
• Sturrock Grindrod Maritime: South African ship repair and marine services provider operating out of Cape Town and other ports. Directly comparable as a Cape Town-based marine technical services firm serving commercial vessels in southern African waters.

Broad incumbents

• Sembcorp Marine: Major Singapore-based shipyard and offshore engineering group. Comparable as a large incumbent offering marine repair and conversion services, competing for the same vessel owners considering major refits.
• Oceana Group: Diversified South African fishing and fast-food company. Comparable on the trading side as a larger, integrated seafood player operating fishing fleets and processing facilities in South Africa and globally.
• Damen Shipyards: Global shipbuilding and ship repair group with shipyards worldwide. Comparable on the technical support side as a broad shipyard operator offering vessel repair services, though at a much larger scale and across many vessel segments.
• Thai Union Group: Global seafood processor and distributor with broad product portfolio. Comparable on the trading side as a large seafood buyer/distributor that JMSS's reconstructed distribution network would target as a customer or compete against in tuna and billfish supply chains.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/jmss

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Japan Marine Supplies & Services