Kasteel Metaal

What Kasteel Metaal does

Kasteel Metaal B.V. is a fourth-generation Dutch family-owned precision metalworking manufacturer founded in 1928, headquartered in Alphen aan den Rijn, Netherlands. The company operates from a 30,000 m² production facility with extensive automation, including 20+ industrial robots, automated laser cutting systems with linked warehouses enabling 24/7 throughput, robotic and manual welding cells, CNC machining, bending, and in-house surface treatment (powder coating, galvanizing, stainless steel pickling and passivation). It is certified to ISO 9001:2015, EN 1090 for steel structures, and ISO 5817 for welding quality.

The company's product offering is organized around three core categories: Mono Parts (precision single components in steel, stainless steel, and aluminum), Welding Assemblies (welded constructions per NEN-EN 1090 and NEN-EN-ISO 5817), and Module Construction (fully integrated ready-to-install modules delivered in partnership with Multisteel). It also produces specialized finned tubes for heat exchangers and boilers, leveraging 50+ years of proprietary expertise. Each engagement is structured across three phases — NPI design involvement, project execution, and recurring parts programs with Just-in-Time delivery — positioning the company as a single chain partner rather than a transactional subcontractor.

Kasteel Metaal serves B2B enterprise customers, primarily OEMs and machine builders in the Netherlands, with named logos spanning agricultural equipment (Lely), labeling and packaging (Avery Dennison), food processing (Cremer), industrial heating (Ipsen), agricultural technology (Koppert), marine/yacht (Van Lent), and themed entertainment (Jora Vision), among others. Revenue is generated through project-based, quote-driven pricing tied to complexity, materials, and volume, with recurring series production programs providing recurring revenue. Go-to-market is direct enterprise field sales with early involvement in customer design phases; no intermediaries or reseller channels are used.

Name

Kasteel Metaal

Legal name

Kasteel Metaal B.V.

Website

https://kasteelmetaal.nl

Company type

Private

Founded year

1928

Operating status

Operating

Headcount range

51–100 employees

Short description

Kasteel Metaal is a fourth-generation Dutch family-owned precision metalworking manufacturer (founded 1928) serving B2B OEMs and machine builders with custom metal parts, welded assemblies, and integrated modules from a 30,000 m² automated facility in Alphen aan den Rijn.

Ownership category

akta.pro rank

Product category

Custom Metal Manufacturing & Fabrication

NAICS

Machine Shops (332710), Fabricated Metal Product Manufacturing (332), Machine Shops; Turned Product; and Screw, Nut, and Bolt Manufacturing (3327)

SIC

Fabricated Structural Metal Products (3440), Fabricated Plate Work (Boiler Shops) (3443), Industrial Process Furnaces & Ovens (3567)

akta.pro primary industry

Welding, Fabrication & Field Machining Services (On-site) (IMAIACAD)

akta.pro secondary industry

Industrial Furnaces, Kilns & Thermal Processing Equipment (IMAHAEAE)

Keywords

• Custom metal manufacturing
• Precision sheet metal fabrication
• Welded assemblies production
• CNC machining services
• Robotic welding fabrication

Headquarters

HQ city

Alphen Aan Den Rijn

HQ country

Netherlands

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Custom Metal Parts Manufacturing: B2B manufacturing of custom metal parts (mono parts) from steel, stainless steel, and aluminum. From single pieces and prototypes to series production, with pricing based on complexity, materials, and volume. Revenue generated through direct project-based pricing for each order.
2. Welded Assemblies: Production of welded assemblies for structural and functional applications. Includes stainless steel assemblies, aluminum assemblies, and steel structures. All work performed according to NEN-EN 1090 and NEN-EN-ISO 5817 standards.
3. Module Construction: Complete module delivery including mechanical and electrical assembly, sourcing and supply chain management, product inspection, FAT testing, industrial packaging, inventory management, and warehousing. Higher-value integrated solutions.
4. Recurring Parts Programs: Long-term series production programs with Just-in-Time delivery. Continuity and reliability for recurring parts with stable supply, quality control, and capacity planning. Revenue from ongoing repeat orders.

Go-to-market motion2 records

Distribution channels2 records

Marketing channels5 records

Core offering

Kasteel Metaal is a contract metal manufacturer that produces custom Mono Parts (precision components in steel, stainless steel, and aluminum), Welding Assemblies (welded steel, stainless steel, and aluminum constructions compliant with NEN-EN 1090 and NEN-EN-ISO 5817), and Module Construction (complete ready-to-integrate modules including assembly, testing, packaging, and logistics) for OEMs and machine builders. Operations span laser cutting up to 4,000 mm, CNC milling/turning, robotic and manual laser welding, bending, punching, finned tube production, and in-house surface treatment (powder coating, galvanizing, pickling/passivation) on a 30,000 m² automated facility with 20+ industrial robots.

Product overview

Kasteel Metaal operates as a manufacturing company offering three core product categories: Mono Parts (precision single metal components), Welding Assemblies (welded constructions), and Module Construction (complete ready-to-integrate modules). Their Mono Parts encompass CNC machining, laser cutting up to 4,000mm, punching, bending, and finned tube production. Welding Assemblies include stainless steel, aluminum, and steel structures with robot and manual laser welding capabilities. Module Construction, delivered in partnership with Multisteel, covers complete modules including sourcing, assembly, testing, packaging, warehousing, and surface treatment. The company also provides engineering support, quality assurance (ISO 9001:2015, EN 1090), and new product introduction services.

Differentiator

Problem solved

Functional benefit

Products and services

• Mono Parts

Quantifiable outcome

• Consistent quality through automated processes and ISO 9001:2015 certification
• +2 more outcomes

Named customers14 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

Feature6 records

Partnerships

One partnership is on record.

• MultisteelcoreStrategic or Co-development PartnerCollaboration for module construction delivering fully assembled modules directly integrated into end products. Kasteel Metaal and Multisteel jointly handle assembly, testing, and logistical coordination to ensure complete solutions for customers. This partnership enables delivery of complete modules rather than just individual parts.

Scale indicators7 records

Recent moves7 records

Expansion highlights5 records

Broad incumbents

• VDL Groep: Large Dutch industrial conglomerate with extensive metalworking, sheet fabrication, and module assembly operations serving OEMs and machine builders across Europe. Most direct broad incumbent comparable given geography, customer overlap, and scope of metalworking services.
• Kelvion (formerly GEA Heat Exchangers): Global incumbent in industrial heat exchangers, a key downstream market for Kasteel Metaal's finned tube products. Comparable as a major buyer-adjacent player in the same heat transfer value chain.
• Alfa Laval: Global leader in heat transfer, separation, and fluid handling - including finned tube heat exchangers. Comparable as a large incumbent operating in the same heat exchanger equipment market where Kasteel Metaal's finned tube competency is differentiated.

Direct peers

• ImProvia: Dutch contract manufacturer offering metalworking, sheet metal fabrication, and welding assemblies to OEM customers. Closely comparable in scope of services, customer segments, and supplier position in the Dutch industrial supply chain.
• Bentstaal: Dutch metal fabrication specialist focused on sheet metal and welded structural products for industrial clients. Direct peer in scope of services, geography, and OEM customer base.
• Holvrieka (Nestalux group): European stainless steel tank and process equipment fabricator offering welded assemblies and engineered modules for food, pharma, and industrial customers. Comparable in stainless steel welding capability, food/pharma customer exposure, and module-level delivery model.
• Brink Group (Brink Climate Solutions): Dutch manufacturer of heat exchangers and ventilation equipment, a direct customer type for Kasteel Metaal's finned tube and welded assembly offerings. Comparable as a Dutch metal-based OEM with similar customer profile in heating/cooling.
• Spirotech (part of Spiro Enterprises): Dutch manufacturer of heat exchanger components and stainless steel vessels. Comparable in welding fabrication expertise, stainless steel focus, and industrial customer segments.
• Mifa Maastricht: Dutch precision metal machining specialist producing turned and milled components for industrial customers. Directly comparable in CNC machining focus, materials expertise, and serve-to-OEM model, though more specialized in extrusion-based parts.

Regional players

• Nedschroef: Dutch-headquartered metal fastening and precision components manufacturer serving automotive and industrial OEMs. Comparable as a Dutch metal component producer operating in similar industrial supply chains, though focused on fasteners rather than assemblies.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/kasteelmetaal
• LinkedInlinkedin.com/company/kasteel-metaal
• Instagraminstagram.com/kasteelmetaal

Compliance4 records

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 Kasteel Metaal