What Margen does

Margen is a Turkish marine engineering company headquartered in Tuzla, Istanbul, that designs and supplies complete marine power systems to commercial, government, and recreational vessel operators. The company's offering is built around three product categories: marine generator sets (gensets) covering 5 kWe to 1900 kWe, variable speed marine propulsion engines from 144 hp to 1150 hp, and marine frequency converters. Rather than manufacturing engines in-house, Margen integrates marine-specification diesel engines sourced from six global OEMs (Scania, Cummins, Perkins, Mitsubishi, John Deere, and Lombardini) with generators from leading manufacturers, and provides in-house commissioning, examination, and after-sales technical service.

The business model is primarily hardware sale of engineered, type-approved power systems, with a secondary recurring stream from spare parts and technical service. Distribution is direct, supported by a sales and technical service team with a stated global reach. All genset products are type approved by major classification societies and can be delivered with product certificates; Mitsubishi engines carry IMO2 certification and Scania engines are IMO Tier II type approved, both of which are prerequisites for regulated commercial and government marine deployment. The company is privately held, was founded in 2005, and operates with an 11–50 employee headcount from a single Tuzla site.

Margen's strategic positioning is that of a domain-specialized system integrator rather than an engine manufacturer: it competes on breadth of OEM coverage across the full power band, marine-specific engineering adaptations (fresh-water cooling with zinc anode protection, cast-iron blocks, anti-corrosion treatment), and bundled after-sales support. No public revenue, ownership, funding, or management information is disclosed, and there is no evidence of M&A, external investment, or significant recent headcount change in the available data.

Name

Margen

Legal name

Margen

Website

https://margen.com.tr

Company type

Private

Founded year

2005

Operating status

Operating

Headcount range

11–50 employees

Short description

Margen is a Turkish marine engineering company that integrates diesel engines from six global OEMs into type-approved marine genset systems (5–1900 kWe) and variable speed propulsion engines (144–1150 hp), serving commercial, government, and recreational vessel operators.

Ownership category

akta.pro rank

Product category

Marine Power Systems and Equipment

NAICS

Engine, Turbine, and Power Transmission Equipment Manufacturing (3336), Turbine and Turbine Generator Set Units Manufacturing (333611), Ship Building and Repairing (336611)

SIC

Engines & Turbines (3510), Motors & Generators (3621), Ship & Boat Building & Repairing (3730)

akta.pro primary industry

Marine Diesel & Dual-Fuel Engines (IMAJAHAA)

akta.pro secondary industries

Marine Generators, Alternators & Power Electronics (Gen-sets, VFDs, converters) (IMAJAHAI), Propulsion, Power & Energy Systems Design (Diesel, Hybrid, Electric, Alternative Fuels) (IMAJAGAE), Propulsion MRO, Spares & Field Service (Overhauls, retrofits, upgrades) (IMAJAHAN), Propulsion Integration, Commissioning & Testing (Factory/sea trials, alignment) (IMAJAHAM)

Keywords

• Marine genset systems
• Marine propulsion solutions
• Marine diesel engines
• Frequency converters
• Auxiliary marine power

Headquarters

HQ city

Tuzla

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Personnel, Operations, Technology or R&D, Infrastructure, Marketing or Sales

Revenue model

1. Marine Genset Sales: Sale of complete marine generator set systems ranging from 4 kWe to 1900 kWe, based on marine diesel engines from partnered manufacturers (Scania, Cummins, Perkins, Mitsubishi, John Deere, Lombardini) matched with generators from leading manufacturers. Includes type approval by major classification societies.
2. Propulsion System Sales: Sale of variable speed propulsion solutions for commercial, government, and recreational marine applications, ranging from 144 hp to 1150 hp. Engines delivered ready for installation with commissioning and examination services.
3. Technical Service and Spare Parts: After-sales technical service and spare parts supply for marine gensets and propulsion systems.

Distribution channels1 record

Marketing channels1 record

Core offering

Margen designs, assembles, and supplies complete marine power systems, including marine generator sets (gensets) from 5 kWe to 1900 kWe and variable speed marine propulsion solutions from 144 hp to 1150 hp. The company integrates diesel engines from leading manufacturers (Scania, Cummins, Perkins, Mitsubishi, John Deere, Lombardini) with generators and provides marine frequency converters, type-approval certifications, commissioning, and after-sales technical service with spare parts.

Product overview

Margen is a Turkish marine engineering company offering complete marine power solutions. The product portfolio consists of three main categories: marine genset systems (auxiliary power generation) ranging from 5 kWe to 1900 kWe, marine propulsion systems ranging from 144 hp to 1150 hp, and frequency converters. The genset line includes branded sub-products from Scania, Cummins, Perkins, Mitsubishi, John Deere, and Lombardini, all type approved by major classification societies. Propulsion products currently include Scania engines. All products comply with internationally applicable exhaust-gas regulations.

Differentiator

Problem solved

Functional benefit

Products and services

• Marine Genset Systems
• Marine Propulsion Systems
• Frequency Converter
• Scania Marine Gensets
• Cummins Marine Gensets
• Perkins Marine Gensets
• Mitsubishi Marine Gensets
• John Deere Marine Gensets
• Lombardini Marine Gensets
• Scania Marine Propulsion
• Technical Service
• Spare Parts Supply

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Six partnerships are on record, tiered core.

• ScaniacoreTechnology or IntegrationScania marine engines are integrated into Margen's propulsion solutions. Scania engines feature robust design with strength-optimised cylinder block, wet cylinder liners, and electronic unit injectors. Power range from 144 hp to 1150 hp used in Margen propulsion systems.
• CumminscoreTechnology or IntegrationCummins engines integrated into Margen marine genset systems with power range from 70 kWe to 1527 kWe.
• PerkinscoreTechnology or IntegrationPerkins marine engines provide auxiliary power generation from 9 kWe to 121 kWe. Engines feature high compression ratios for rapid starting, gear-driven water pumps, and operation in ambient temperatures up to 50°C.
• MitsubishicoreTechnology or IntegrationMitsubishi Auxiliary Engines for marine use, IMO2 certified and type approved by major classification societies. Power range from 522 kWe to 1886 kWe.
• John DeerecoreTechnology or IntegrationJohn Deere marine auxiliary drive engines integrated into genset systems from 128 kWe to 384 kWe. Known for long life, reliable performance, fuel efficiency, and quiet operation.
• LombardinicoreTechnology or IntegrationLombardini marine diesel engines feature exceptionally light and compact design with high reliability. 4-stroke engines from 4 kWe to 31 kWe with fresh water cooling via heat exchanger.

Scale indicators3 records

Recent moves6 records

Expansion highlights4 records

Direct peers

• Northern Lights: US-based marine genset manufacturer producing auxiliary power solutions for commercial and recreational vessels using Lugger and other marine diesel engines. Directly comparable to Margen on product category, customer base, and type-approval-driven sales motion.
• Mase Generators: Italian marine generator specialist offering compact diesel gensets for yachts and small commercial vessels. Comparable niche, customer overlap, and integration-based go-to-market approach.
• Westerbeke: Long-established US marine genset and propulsion manufacturer serving recreational and light-commercial segments with diesel-based auxiliary power. Comparable product scope and end-market focus to Margen's genset and small propulsion offerings.
• Fischer Panda: German specialist in marine diesel gensets and variable-speed generators across a wide kWe range, with parallel integration of multiple engine brands and global service network. Closely comparable to Margen's genset and hybrid power integration model.
• Nanni Industries: French marine diesel engine and genset manufacturer with a broad kWe range, supplying both propulsion and auxiliary power for commercial and recreational vessels. Directly comparable to Margen on integrated marine diesel power systems.

Broad incumbents

• Wärtsilä: Global marine systems and power plant major with marine engines, hybrid propulsion, and lifecycle services. Operates well above Margen's scale but competes in the same marine genset and propulsion category, especially in commercial and government segments.
• Volvo Penta: Major marine propulsion OEM with complete marine power packages including engines, drives, and integrated systems. Comparable in propulsion scope; significantly larger scale and broader geographic reach than Margen.
• Cummins Onan Marine: Cummins' own marine genset brand offering complete factory-integrated marine auxiliary power systems globally. Represents both a key OEM supplier to Margen and a direct downstream competitor that could disintermediate independent integrators.
• Caterpillar Marine: Global marine power provider offering propulsion and auxiliary engines, generator sets, and full vessel power solutions. Broad incumbent whose marine genset offering competes directly with Margen at the high-kWe end of the market.

Emerging players

• WhisperPower: Netherlands-based marine and off-grid power systems company combining diesel gensets with inverters, lithium batteries, and hybrid systems. Comparable product category but with a stronger hybrid/electric tilt than Margen's diesel-centric portfolio.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/margen-as

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

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 Margen