What VONK does

VONK is a Netherlands-based, privately held industrial engineering firm founded in 1937 that designs and delivers power conversion, electrical & instrumentation (E&I), and control & automation systems for mission-critical industrial applications. The company specializes in IGBT and thyristor converter topologies, high-voltage power supplies, and prefabricated containerized electrical buildings (E-houses, substations, control rooms) that are engineered, assembled in-house, transported, and commissioned at client sites. Its portfolio spans six product lines: Power Supply & Conversion, Containerized Solutions, Power Distribution, Hybrid Power and Battery Energy Storage Systems, Control & Automation, and Life Cycle Services. VONK also operates a dedicated hydrogen sub-brand, NEYA, focused on multi-megawatt rectifier systems for industrial-scale electrolysis.

The company serves an enterprise-only customer base across oil and gas (Shell, Brunei Shell Petroleum, Shell Nigeria), hydrogen/green energy (P2X Solutions, HyCC, Nobian, Yara, Hydrohub Groningen), uranium enrichment (Urenco, Orano), defense (Thales, radar systems), and scientific research (CERN, Max Planck Institute for Plasma Physics). VONK claims to be the largest global supplier of precision drive systems for uranium enrichment centrifuges, with decades-long product lifecycles and decades of maintenance-free operation cited as design objectives. The firm operates from four locations: headquarters in Zwolle and an assembly workshop in Staphorst (Netherlands), a sales/engineering office in Meylan (France), and a Dubai office serving Middle East markets.

Revenue is generated through project-based custom engineering contracts ranging from tens of thousands to millions of euros per project, with pricing determined on a quote basis given the customized nature of each deliverable. The go-to-market is enterprise field sales supported by technical sales engineers, complemented by participation in industry events (e.g., World Hydrogen Summit), educational webinars, and consortium-based research collaborations such as the Hydrohub MegaWatt Test Center. Life Cycle Services, including commissioning, spare parts, and maintenance contracts, provide a recurring aftermarket revenue stream tied to a multi-decade installed base.

Name

VONK

Legal name

VONK EUA B.V.

Website

https://iivonk.com

Company type

Private

Founded year

1937

Operating status

Operating

Headcount range

51–100 employees

Short description

VONK is a Netherlands-based industrial engineering firm that designs and delivers power conversion, electrical, instrumentation, and control & automation systems for enterprise clients in hydrogen, oil & gas, uranium enrichment, defense, and scientific research.

Ownership category

akta.pro rank

Product category

Industrial Power Conversion and Electrical Solutions

NAICS

Electric Power Transmission, Control, and Distribution (22112), Electric Bulk Power Transmission and Control (221121), Turbine and Turbine Generator Set Units Manufacturing (333611)

SIC

Electronic & Other Electrical Equipment (No Computer Equip) (3600), Motors & Generators (3621), Power, Distribution & Specialty Transformers (3612)

akta.pro primary industry

Medium/Low-Voltage Power Distribution (MCCs, Panels, UPS, Grounding) (EUAEAFAB)

akta.pro secondary industries

Engine Generator & Microgrid Power Plant EPC (Diesel/Gas Recip) (EUAEAAAJ), Power Plant I&C / SCADA / DCS EPC (EUAEAAAN), Microgrid, DER & Building Electrification Energy Controls (Solar/Storage/EV Load Orchestration) (BPABAGAJ), Electrical BOP & Collection Systems (MV/HV Cabling, Switchgear, Protection, Grounding) (EUAMAFAD)

Keywords

• Power conversion systems
• Industrial electrical engineering
• Containerized substations
• Hydrogen electrolysis power supplies
• Control and automation solutions

Headquarters

HQ city

Zwolle

HQ country

Netherlands

HQ region

Europe

Offices4 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Custom Power Systems Sales: Design, assembly, and installation of customized electro-technical power systems including substations, converters, and process control equipment. Projects range from tens of thousands to millions of euros. Revenue recognized upon project delivery and commissioning.
2. Life Cycle Services: Ongoing maintenance, spares, and service contracts for installed systems. Includes commissioning, technical support, and system optimization services throughout the product lifecycle.
3. Containerized Solutions: Prefabricated modular electrical buildings including E-houses, substations, and control rooms. Sold as complete plug-and-play solutions for challenging industrial environments.

Pricing tiers

Go-to-market motion2 records

Distribution channels2 records

Marketing channels4 records

Core offering

VONK designs, assembles, and commissions customized electro-technical power systems — including IGBT/thyristor converters, containerized substations and E-houses, hybrid power and battery energy storage systems, and PLC-based control and automation — for mission-critical industrial applications. Its portfolio spans power supply units for green hydrogen electrolysers (under the NEYA brand), drive systems for uranium enrichment centrifuges, high-power converter systems for scientific research, and electrical drives and cooling for defense radar. Revenue is generated through project-based custom system sales (tens of thousands to millions of euros per project) supplemented by lifecycle service contracts for commissioning, maintenance, spares, and ongoing technical support.

Product overview

VONK provides an integrated portfolio of electrical and power system solutions for industrial applications, comprising six core product areas: Power Supply & Conversion (IGBT/thyristor-based converters), Containerized Solutions (prefabricated E-houses and substations), Power Distribution, Hybrid Power and Battery Energy Storage Systems, Control & Automation, and Life Cycle Services. The company also operates a specialized sub-brand, NEYA, focused on power supplies for green hydrogen electrolysis. These solutions serve industries including energy, oil and gas, hydrogen production, uranium enrichment, defense, and scientific research, with a focus on enabling the energy transition through power conversion and electrical infrastructure.

Differentiator

Problem solved

Functional benefit

Brands

• NEYA: NEYA is VONK's specialized brand for power supply solutions for green hydrogen production. Power supply units under the NEYA brand rectify Alternating Current to Direct Current to power large scale electrolysers.

Products and services

• Power Supply & Conversion Power conversion solutions that convert AC to DC to power large-scale industrial applications including electrolysers, particle accelerators, and research facilities; built around IGBT and thyristor converter technologies for energy distribution and energy storage system integration.
• Containerized Solutions Prefabricated modular electrical buildings — E-houses, substations, control rooms, and field auxiliary rooms — designed as plug-and-play installations for challenging industrial environments including offshore, desert, and swamp locations.
• Power Distribution Electrical power distribution systems for industrial installations, including switchgear, bus ducts, transformers, and related components for utility and process-level power distribution.
• Hybrid Power and Battery Energy Storage Systems (BESS) Sustainable hybrid energy systems combining solar power with battery energy storage for offshore platforms and industrial applications, enabling CO2-free operations in remote locations.
• Control & Automation Process control and automation systems including PLC-based production automation, fire and gas detection, and Foundation Fieldbus-based control systems for industrial facilities such as oil and gas and chemical plants.
• Life Cycle Services Comprehensive lifecycle support including commissioning, maintenance, spares, and field services for installed electrical and control systems across the global installed base.
• NEYA Power Supply Units Multi-megawatt power supply units branded NEYA that rectify AC to DC to power large-scale electrolysers for green hydrogen production; designed for cost-efficiency, compactness, and grid compatibility.

Quantifiable outcome

• 100% green, CO2-free production achieved for Brunei Shell Petroleum offshore platform
• +3 more outcomes

Named customers10 records

Segments5 records

Ideal customer profiles5 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

13 partnerships are on record, tiered core and minor.

• Schneider ElectriccoreTechnology or IntegrationCollaborative partnership for relocatable 24kV switchgear E-house projects. VONK provides detailed engineering, assembly, and execution while Schneider Electric serves as customer. VONK has delivered multiple substations for Schneider Electric including the Botlek Area project in Rotterdam.
• ThalesminorOthersLogo displayed on VONK About page as part of sustainable relationships with customers and partners section.
• John CockerillminorOthersLogo displayed on VONK About page as part of sustainable relationships with customers and partners section.
• OranominorOthersLogo displayed on VONK About page as part of sustainable relationships with customers and partners section. Orano is involved in nuclear fuel cycle.
• UrencominorOthersLogo displayed on VONK About page as part of sustainable relationships with customers and partners section. Urenco is a uranium enrichment company.
• VDL GroepminorOthersLogo displayed on VONK About page as part of sustainable relationships with customers and partners section.
• ShellcoreOthersMajor customer relationship spanning decades. VONK has delivered multiple projects for Shell including Majnoon Oilfield substations, FAR for Shell Nigeria, Brunei Shell Petroleum hybrid power systems, and Botlek area substation.
• HyCCcoreStrategic or Co-development PartnerConsortium partner in HydroHub MegaWatt Test Center project for testing electrolysers. HyCC (Hydrogen Chemistry Campus Delft) is a key player in Dutch hydrogen ecosystem.
• TNOcoreStrategic or Co-development PartnerResearch consortium partner in HydroHub MegaWatt Test Center project. TNO (Netherlands Organisation for Applied Scientific Research) provides research expertise.
• Groningen SeaportsminorStrategic or Co-development PartnerConsortium partner in HydroHub MegaWatt Test Center project providing port infrastructure for hydrogen development in Groningen.
• NobiancoreStrategic or Co-development PartnerConsortium partner in HydroHub project and featured speaker in containerized solutions webinar series. Nobian is a major electrolysis and chemical industry player.
• YaraminorStrategic or Co-development PartnerConsortium partner in HydroHub MegaWatt Test Center project. Yara is a global fertilizer and hydrogen company.
• WorleycoreImplementation/ SI/ Consulting PartnerFeatured in containerized solutions webinar series. Worley is a major global engineering and project delivery company for energy and chemical industries.

Scale indicators6 records

Recent moves7 records

Expansion highlights5 records

Emerging players

• Vertiv: Specialist in critical power, power conversion, and thermal management for industrial and research applications — adjacent competitor on large-scale converter/DC systems and adjacent provider of switchgear/control systems.
• Cummins Power Generation: Major hybrid power and BESS integrator for remote industrial and microgrid applications (e.g., offshore platforms), competing for the same hybrid power + battery storage opportunities VONK serves in Brunei Shell and other O&G sites.

Broad incumbents

• ABB: Global industrial electrification and automation major offering power conversion drives, switchgear, modular substations, and BESS hybrid systems — overlapping with VONK across nearly every product line but at vastly greater scale.
• Siemens: Diversified electrification and industrial automation group with comparable offerings in power distribution, containerized substations, and grid-tied power conversion for hydrogen and industrial applications.
• Schneider Electric: Major player in electrical distribution, switchgear (including 24kV class), and modular/E-house solutions; both a competitor in containerized substations and a VONK customer in the Botlek relocatable substation project.
• Eaton: Global power management company with broad switchgear, power distribution, and industrial control portfolios that intersect with VONK's medium/low-voltage distribution and E&I work.
• Wärtsilä Energy Storage: Provider of grid-scale energy storage and hybrid power plants for remote and island grids — competes with VONK's hybrid power + BESS offerings for offshore and remote industrial sites.

Direct peers

• AEG Power Solutions: Specialist industrial power supply and conversion company whose thyristor/IGBT-based rectifier and converter portfolio competes head-on with VONK's core power supply and conversion business, including for electrolyser and industrial DC loads.
• Ingeteam: Power electronics specialist with a strong portfolio of converters, inverters, and hybrid/BESS systems for renewables and industrial microgrids — closely aligned with VONK's green hydrogen and remote hybrid power offerings.
• Powell Industries: US-listed specialist in custom-engineered electrical houses (E-houses), switchgear, and modular power solutions for oil & gas and industrial markets — directly comparable to VONK's containerized E-house/substation offering.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/vonk-global

Compliance5 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles10 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 VONK