Marthinusen & Coutts

What Marthinusen & Coutts does

Marthinusen & Coutts (M&C) is a South African-based electro-mechanical repair, refurbishment, and maintenance services provider operating as a division of ACTOM (Pty) Ltd, with BBBEE accreditation and ISO 9001:2015 certification. The company specializes in rotating electrical and mechanical machines — generators, alternators, turbines, high/medium/low voltage AC motors, DC motors, traction motors, flameproof motors, and transformers — and complements repair services with in-house coil manufacturing, performance and thermal load testing up to 2 MW, dynamic balancing up to 32 tons, and a 140-ton Wagner lathe capable of machining 40-ton workpieces up to 11 metres. Together with its subsidiary ACTOM Turbo Machines, M&C positions itself as one of the largest privately-owned service providers for power generation equipment up to 150 MW in Sub-Saharan Africa, with over 50 years of experience in DC motor and traction motor repair.

The company's revenue model combines project-based repair and maintenance services with specialized manufacturing and long-term service agreements. Pricing is quote-based and project-specific, with multi-year contracts negotiated for ongoing maintenance. M&C operates exclusively through direct B2B channels, delivering services via 24/7 on-site field engineering teams and through six workshop facilities across South Africa (Cleveland, Benoni, Rustenburg, Sasolburg) and Zambia (Kitwe), with additional reach into Zimbabwe, Namibia, and the DRC. Notable customers include Eskom, Sasol, ArcelorMittal, Cobre Panama (First Quantum Minerals), South 32, Northam Platinum, Illovo Sugar, Voith Hydro, and Goldfields South Deep, with reference projects including the largest stator rewind ever conducted in South Africa (373 MVA), 147 MVA generator overhauls, and gearless mill drive installations at copper mines.

M&C has pursued growth through capital investment and strategic acquisitions, including ACTOM Turbo Machines (~2017) and Generator Technologies/Gentech (~2019), enabling a unified electrical and mechanical rotating-equipment service offering. International projects have been executed in Panama, Kyrgyzstan, and Cameroon, supported by mobile site-service containers. The company holds multiple industry certifications (SABS ISO 9001:2015, EASA membership, MASC permit, Department of Labour Letter of Good Standing) and won Sasol's Top Performing Service Supplier award for large enterprises in 2019.

Name

Marthinusen & Coutts

Legal name

ACTOM Investment Holdings (Proprietary) Limited

Website

https://mandc.co.za

Company type

Private

Founded year

1954

Operating status

Operating

Headcount range

251–500 employees

Short description

Marthinusen & Coutts is a South African electro-mechanical repair and maintenance services provider for rotating electrical and mechanical machines — generators, motors, transformers, and turbo machinery — serving enterprise customers in power generation, mining, petrochemical, and heavy industry across Africa and select international markets.

Ownership category

akta.pro rank

Product category

Industrial Electro-Mechanical Repair Services

NAICS

Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance (8113), Electronic and Precision Equipment Repair and Maintenance (811210)

SIC

Motors & Generators (3621), Engines & Turbines (3510)

akta.pro primary industry

Rotating Equipment Maintenance (Turbines, Generators, Motors, Pumps, Compressors) (EUAEAGAI)

akta.pro secondary industries

Traction Motor, Generator & Electrical Rotating Equipment Repair (TLAKAIAE), Mechanical Maintenance & Millwright Services (Rotating/Static Equipment) (IMAIACAB), Specialty Power Systems MRO (Generators, Compressors, Pumps, Welders) (TLAKAHAJ)

Keywords

• Electro-mechanical repair services
• Rotating equipment maintenance
• Industrial generator repair
• Motor rewinding services
• Power generation maintenance

Headquarters

HQ city

Gauteng

HQ country

South Africa

HQ region

Africa

Offices5 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Repair and Maintenance Services: Core revenue from repair, refurbishment, and maintenance of generators, motors, transformers and other rotating electrical/mechanical equipment. Services include on-site engineering, coil manufacturing, and testing services. Revenue is project-based and contract-driven with both one-time repairs and long-term service agreements.
2. Specialized Manufacturing: Design and manufacture of new machines and components, including reverse engineering for spare parts manufacturing. Also includes coil manufacture for various motor and generator applications.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels4 records

Core offering

Marthinusen & Coutts (M&C) provides electro-mechanical repair, refurbishment, and maintenance services for rotating electrical and mechanical machines. Core offerings include repair of generators, alternators, turbines, high/medium/low voltage AC motors, DC motors, traction motors, flameproof motors, and transformers, complemented by coil manufacturing, dynamic balancing, performance testing, and 24/7 on-site engineering services. The company serves power generation, mining, petrochemical, and heavy industrial customers across Africa and internationally.

Product overview

Marthinusen & Coutts (M&C), a division of ACTOM (Pty) Ltd, is an electro-mechanical repair and maintenance service provider offering a unified portfolio of services for rotating electrical and mechanical machines. The core offering comprises specialized repair services for generators, high/medium/low voltage AC motors, DC motors, traction motors, flameproof motors, and transformers, complemented by coil manufacturing. Supporting services include 24/7 on-site engineering, mechanical repair (via ACTOM Turbo Machines subsidiary), testing, dynamic balancing, design services, insulation systems, vacuum pressure impregnation, and industrial ovens. The company operates through facilities in Cleveland, Benoni, Rustenburg, Zambia, and ACTOM Turbo Machines in Sasolburg, providing comprehensive coverage across Africa.

Differentiator

Problem solved

Functional benefit

Products and services

• 24/7 On-site Engineering Services
• Generators, Alternators & Turbines Repair and Maintenance
• High & Medium Voltage AC Motors & Generators Repair
• DC & AC Traction Motor Repair and Maintenance
• Flameproof Motor Repair and Maintenance
• Low Voltage AC Motor & Generator Repair
• Transformer Repair and Maintenance
• Mechanical Repair and Maintenance (ACTOM Turbo Machines)
• Coil Manufacturing

Quantifiable outcome

• Completed 373 MVA stator rewind - largest winding installation ever conducted in South Africa
• +3 more outcomes

Named customers12 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

Two partnerships are on record, tiered core.

• Voith HydrocoreStrategic or Co-development Partner · 1 January 2024Voith Hydro partnered with ACTOM (M&C's parent company) to provide solutions for the Steenbras hydropower project. M&C has a maintenance contract with the City of Cape Town at Steenbras hydropower station. M&C has worked with Voith on multiple stator winding projects including Eskom's Ingula and Drakensburg hydro power stations, as well as Cobre Panama generator work.
• ACTOM Turbo MachinescoreStrategic or Co-development PartnerACTOM Turbo Machines is a subsidiary of ACTOM (Pty) Ltd, the parent company of M&C. Together they offer a complete electro-mechanical solution covering all rotating equipment - electrical (M&C) and mechanical (ACTOM Turbo Machines). Joint projects include SABS NETFA laboratory refurbishment, 147MVA generator overhaul, and various power generation projects.

Scale indicators5 records

Recent moves10 records

Expansion highlights6 records

Broad incumbents

• Wärtsilä: Major OEM and lifecycle service provider for power generation and marine rotating equipment, with extensive service agreements in Africa. Comparable on customer base (utilities, mines) and service scope, though operating as a much larger incumbent with broader engine/turbine manufacturing.
• Andritz: Global provider of services for hydro and thermal power generation rotating equipment, including refurbishment and overhauls — overlapping with M&C's work for Voith Hydro and Eskom hydro stations, but at significantly larger scale and broader scope.
• TMEIC (Toshiba Mitsubishi-Electric Industrial Systems): OEM of large industrial motors, drives, and rotating equipment with service network covering mining and metals. Comparable on large motor and drive service scope for mining customers such as those served by M&C in the Copperbelt.
• ABB Service: OEM of large motors, generators, and drives with global service arm. M&C regularly services ABB equipment (e.g., gearless mill drives) for mining customers, making ABB a key reference comparable on installed base even though M&C competes for the aftermarket.
• Voith: OEM of hydro turbines and rotating equipment with global service network. Direct strategic partner to M&C through Steenbras, Ingula, and Drakensburg, and comparable on hydro generator overhauls, though Voith also manufactures the original equipment.
• Siemens Energy Service: OEM of large turbines and generators with extensive service portfolio for utilities and industrial customers. Competes with M&C for Eskom, Sasol, and other African utility aftermarket work, while also being an OEM whose equipment M&C services independently.

Direct peers

• Integrated Power Services (IPS): North American independent provider of motor, generator, transformer, and rotating equipment repair services — direct independent-service peer to M&C with similar scope across industrial, utility, and mining customers.
• Sulzer: Global independent service provider specializing in rotating equipment (pumps, turbines, compressors, motors) repair, refurbishment, and reverse engineering for power, mining, and petrochemical customers — closely mirroring M&C's independent service model.

Emerging players

• Bilfinger: European industrial services provider with growing presence in process industry maintenance, including rotating equipment support for petrochemical and power customers. Comparable on multi-site industrial maintenance and turnaround services, though broader in scope.

Others

• ACTOM (Pty) Ltd (Parent Group): Parent conglomerate of which M&C is a division. Provides broader electrical equipment manufacturing and services context in South Africa, including power generation, transformers, and switchgear — relevant for understanding M&C's strategic positioning rather than direct competition.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/marthinusen-coutts

Compliance6 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles9 records

Subsidiaries3 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 Marthinusen & Coutts