What John Cockerill does

John Cockerill is a privately-held Belgian industrial group, founded in 1817 and headquartered in Seraing, that designs, manufactures, integrates, and services large-scale technological equipment across five business sectors: Energy, Hydrogen, Industry, Defense, and Services. The company's product portfolio spans proprietary technologies including Heat Recovery Steam Generators (the second-largest global supplier with 20% market share), Hamon® cooling solutions, alkaline electrolysers and integrated hydrogen systems (Rely JV with Technip Energies), metals processing equipment (Volteron™ direct electrolysis with ArcelorMittal, JVD® coating, E-Si® electrical steel, cold rolling mills), water and air treatment systems (Acva™, Ayra™), and defense platforms combining Cockerill® weapon systems (3105 turret, Hornet Air Guard counter-drone) with Arquus® mobility vehicles (SHERPA, FENRIS) and Agueris® simulation. The business operates across 27 countries and 5 continents with 8,200+ employees of 51 nationalities, manufacturing hubs in Belgium, France, USA, India, and China, and engineering centers in multiple geographies.

The company monetizes primarily through project-based capital equipment sales (€1.649 billion 2025 turnover) with custom quotes on large industrial contracts, supplemented by recurring after-sales services, spare parts, training, and lifecycle maintenance. Go-to-market is direct enterprise field sales targeting energy utilities, industrial operators, defense ministries, and infrastructure developers, with major customers including ENGIE, PPC, Ansaldo Energia, Baowu, ArcelorMittal, AM Green, French Ministry of Defence, and DGA. Recent strategic actions include the $329 million Arquus acquisition (2024), €116 million hydrogen fundraising, sovereign 10% stakes by France and Belgium in the Defense division, and serial expansion through Hamon Group (2022) and Hamon-adjacent acquisitions.

Name

John Cockerill

Legal name

John Cockerill S.A.

Website

https://johncockerill.com

Company type

Private

Founded year

1817

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

John Cockerill is a Belgian industrial group founded in 1817 that designs, manufactures, and services large-scale technological equipment for energy, hydrogen, industry, and defense clients across 27 countries, with proprietary HRSG, electrolyzer, metals processing, and weapon/mobility platforms.

Ownership category

akta.pro rank

Product category

Industrial Equipment Manufacturing

NAICS

Other General Purpose Machinery Manufacturing (3339), Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing (3334), Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing (334511), Commercial and Service Industry Machinery Manufacturing (33331)

SIC

General Industrial Machinery & Equipment (3560), Special Industry Machinery (No Metalworking Machinery) (3550), Electrical Industrial Apparatus (3620), Electronic & Other Electrical Equipment (No Computer Equip) (3600)

akta.pro primary industry

Specialty Vehicle Body Manufacturing (Emergency/Military/Mobile Clinics) (IMACAGAD)

akta.pro secondary industries

Artillery, Mortar & Tank Munitions (IMABAHAH), Energy Storage Components for Renewables Manufacturing (BESS Packs, PCS, Thermal Management) (EUAMAHAI), Ventilation, Ducting & Air Distribution Equipment (IMAHAKAG)

Keywords

• Industrial equipment manufacturing
• Heat recovery steam generators
• Green hydrogen electrolysers
• Military defense vehicles
• Metals processing equipment

Headquarters

HQ city

Seraing

HQ country

Belgium

HQ region

Europe

Offices37 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Equipment Sales and Manufacturing: Design, manufacturing, and supply of large-scale industrial equipment including HRSGs, boilers, electrolyzers, turrets, military vehicles, furnaces, and treatment systems. Turnover for 2025 reached €1.6 billion with steady growth since 2021.
2. Project Engineering and Integration: Comprehensive engineering solutions for industrial complexes including design, setup, integration, and commissioning of equipment and systems. Services span energy, defense, industry, and environment sectors.
3. After-Sales Services and Maintenance: Technical support, maintenance services, spare parts, training, remote support, and operational maintenance throughout equipment lifecycle.
4. Defense Systems: Weapon systems (Cockerill turrets), Arquus mobility platforms (military vehicles), Agueris simulation solutions, and security technologies. Defense Business recorded over €1.1 billion of orders in 2025.
5. Hydrogen Solutions: Electrolysers, integrated hydrogen solutions, and refueling stations. Hydrogen Business still requires substantial investment with expected break-even in 2028. €116 million fundraising round completed for Hydrogen Business.

Go-to-market motion2 records

Distribution channels1 record

Marketing channels6 records

Core offering

John Cockerill designs, integrates, manufactures, modernizes and maintains large-scale technological equipment across five business sectors: Energy (HRSGs, industrial boilers, Hamon cooling solutions, renewable power and storage), Hydrogen (alkaline electrolysers, integrated hydrogen solutions, refueling stations), Defense (Cockerill weapon systems/turrets, Arquus mobility platforms, Agueris simulation), Industry (metals processing equipment, surface treatment, air pollution control, water treatment), and Services (railway, maintenance, training). The company serves global industrial operators, utilities, defense ministries and energy companies through direct enterprise sales, engineering centers and manufacturing facilities across 27 countries.

Product overview

John Cockerill is a Belgian industrial group (founded 1817, headquartered in Seraing) offering large-scale technological solutions across five core business sectors: Energy, Hydrogen, Industry, Defense, and Services. The company operates as a platform-plus-products architecture with specialized divisions serving global industrial clients. In Energy, the portfolio includes Hamon® cooling solutions, Heat Recovery Steam Generators (HRSG - second largest global supplier with 20% market share), industrial boilers, and renewable power systems including concentrated solar power (CSP) and battery storage (MiRIS). The Hydrogen division provides alkaline electrolysers manufactured across four continents and integrated Power-to-X solutions via the RELY joint venture. Industry offerings span metals processing equipment (Volteron™ direct electrolysis, JVD® coating, E-Si® electrical steel, cold rolling mills, acid regeneration, reheating furnaces), water treatment (Acva™ solutions including BeFlow®, Medix®, AcvaMod®, AcvaSurf®, E-ChloPure®, LysoThane®), and air pollution control (Ayra™ with AyraVal™ and AyraCal™). The Defense sector combines Arquus® mobility systems (SHERPA vehicles, FENRIS combat vehicle) with Cockerill® weapon systems (3105 turret with AI-powered fire control, Hornet Air Guard counter-drone system), Agueris® simulation, and training services. Services include railway solutions, infrastructure/energy/industrial maintenance, and water treatment operations.

Differentiator

Problem solved

Functional benefit

Brands

• Cockerill Defense: Weapon systems and defense solutions including Cockerill Weapon Systems, Arquus Mobility Systems, Agueris Simulation Solutions, and Cockerill Security Technologies
• Hamon
• Ayra
• Acva
• Arquus
• Agueris
• MiRIS
• Industrya
• Rely
• Campus Cockerill
• Volteron
• FENRIS

Products and services

• Heat Recovery Steam Generators (HRSG)
• Industrial Boilers

Quantifiable outcome

• Order entries reached €2.063 billion in 2025, highest ever recorded
• +5 more outcomes

Named customers11 records

Segments5 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability7 records

Feature12 records

Partnerships

Nine partnerships are on record, tiered core and minor.

• ThalescoreStrategic or Co-development Partner · 18 June 2026Arquus (John Cockerill Defense) and Thales signed MoU at Eurosatory 2026 to strengthen cooperation on next-generation mobile fire support capabilities. The partnership combines Thales's 120mm rifled mortar (range up to 13km) with Arquus's SHERPA 4x4 tactical vehicle. The SHERPA Scout 120 MC features onboard mortar capability enabling shoot-and-scoot operations for ground forces.
• RenaultminorStrategic or Co-development Partner · 30 March 2026Renault announced partnership with John Cockerill to develop ground-based military drones in partnership with Belgian group John Cockerill, which owns French military vehicle supplier Arquus. The car-sized prototype is designed for battlefield reconnaissance and expected to be unveiled at Eurosatory exhibition in June 2026.
• ArquuscoreStrategic or Co-development Partner · 1 February 2024In February 2024, John Cockerill acquired French military vehicle manufacturer Arquus for $329 million, strengthening its presence in the European defense market. Arquus becomes a key subsidiary under John Cockerill Defense, adding SHERPA tactical vehicles and mobility systems.
• AM GreencoreStrategic or Co-development Partner · 1 January 2024AM Green entrusted John Cockerill with India's largest electrolyzer order for its green ammonia complex, one of the world's largest. This represents a major strategic order for John Cockerill Hydrogen's electrolyzer business.
• Technip EnergiescoreStrategic or Co-development Partner · 1 January 2023Created Rely, a new company dedicated to integrated green hydrogen and Power-to-X solutions, together with Technip Energies. Joint venture combining John Cockerill's electrolyzer technology with Technip Energies's engineering and project execution capabilities.
• ArcelorMittalcoreStrategic or Co-development Partner · 1 January 2023Announced plans with ArcelorMittal for construction of Volteron, the world's first industrial-scale low temperature iron electrolysis plant. Partnership for green steelmaking using John Cockerill's direct electrolysis technology.
• Ansaldo EnergiacoreStrategic or Co-development PartnerJohn Cockerill Energy signed contract with Ansaldo Energia for HRSG design and supply for Ptolemais combined cycle power plant in Greece. This follows previous orders for power plants in Tunisia and Hungary. The fifth unit designed and supplied to Ansaldo Energia by John Cockerill's Belgian teams.
• India (Zorawar Light Tank Program)minorStrategic or Co-development PartnerThe Indian Zorawar light tank project uses Belgian Cockerill turret with 105mm gun alongside US-made Cummins engine. John Cockerill provides turret/weapon system as imported component for India's defense modernization.
• Hamon GroupcoreStrategic or Co-development PartnerIntegrated cooling technologies through acquisition of Hamon Group activities in Belgium, France and Spain in 2022. Expanded into new markets including South Korea and Indonesia through Hamon cooling solutions.

Scale indicators11 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• Rheinmetall: German defense and automotive technology group, a direct competitor in defense vehicles, weapon systems, and air defense. Comparable in offering integrated defense solutions with growing European defense order books.
• ANDRITZ AG: Austrian industrial machinery group serving metals processing, water treatment, and energy equipment markets. Direct peer for John Cockerill Industry division (rolling mills, coating lines, environmental solutions).
• Nel ASA: Norwegian pure-play electrolyzer manufacturer competing with John Cockerill Hydrogen in alkaline and PEM electrolysis for green hydrogen production, with comparable gigafactory ambitions.
• KNDS: European land defense champion formed from KMW and Nexter, directly competing with John Cockerill Defense in weapon systems (turrets, artillery) and armored vehicles. Both serve NATO customers with integrated combat vehicle solutions.
• Doosan Enerbiba: South Korean HRSG and power plant equipment manufacturer competing directly with John Cockerill's Energy business in combined-cycle and heat recovery steam generator markets worldwide.

Emerging players

• Cummins: US power solutions provider with growing electrolyzer business (Accelera) competing in the hydrogen space. Also relevant as engine supplier embedded in Arquus/FENRIS platforms.
• Patria: Finnish defense contractor specializing in armored wheeled vehicles (AMV platform) and defense systems. Comparable niche player to Arquus in 6×6 military vehicle market with similar European customer base.

Broad incumbents

• Siemens Energy: Global energy technology incumbent with overlapping portfolio in HRSGs, hydrogen electrolysis, and grid solutions. Competes with John Cockerill across multiple energy transition segments as a much larger diversified player.
• Mitsubishi Heavy Industries: Japanese industrial conglomerate with HRSG, defense, and turbomachinery offerings. Competes with John Cockerill in HRSG (one of the few global suppliers), power plant equipment, and military systems.
• Voith Group: German industrial technology group with comparable offerings in hydropower, paper machinery, and drive technology. Overlaps with John Cockerill Energy Services in hydropower maintenance and turbine services.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/c/johncockerillgroup
• LinkedInlinkedin.com/company/john-cockerill

Revenue estimate

Valuation estimate

Number of profiles

Profiles4 records

Subsidiaries9 records

Funding overview

Funding rounds

Investors

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

M&A1 record

Investments

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

Frequently asked questions about John Cockerill