What WKK Kaltbrunn does

WKK Kaltbrunn AG is a privately held Swiss precision metal stamping and toolmaking company founded in 1967 in Kaltbrunn, operating as a B2B contract manufacturer for industrial customers across Europe. The company produces custom stamped parts, bent parts, deep-drawn parts, sheet metal components, shielding foils, rectangular tubes, and assembled subassemblies, all to customer specification and supported by an in-house tool construction capability (complete cutting tools, progressive dies, deep-drawing dies, bending tools, and test gauges). It runs a fully vertically integrated workflow under one roof covering engineering consultation, design, prototyping, tool construction, series production, machining, welding (including laser welding), assembly, and refinement services such as trowalizing and surface treatment.

Manufacturing relies on a modern equipment base including a Haulick 100-ton servo press, a 160-ton synchro press with 1600 mm table length, an AlphaLaser ALW200 laser welding system, a GF CUT P 800 Pro wire EDM machine, and handling robotics for automated part stacking. The company is supported by a proAlpha ERP system with APS (Advanced Planning and Scheduling) and full CAD-to-ERP integration via CA-Link, which the company claims reduces time-to-market by approximately 50%. WKK holds ISO 9001 (since 1993), ISO 13485 medical device (since 2016), and ISO 14001 environmental (since 2022) certifications, and it uses 100% Swiss hydropower electricity with a closed-loop recycling program.

WKK serves five primary verticals: Medical/Healthcare, Building Services (Haustechnik), Electrical, Industrial Manufacturing, and Solar Energy. Its named customers include Belimo Automation (HVAC), Wieland + Oertli (a 30+ year partner), Planet GDZ, Codex Business Systems, and EBT Swiss Engineering, supplemented by R&D-style work with the AMZ Racing Team at ETH Zurich. The company employs between 11 and 50 people, operates a network of more than 100 subcontractors for specialized processing, and runs over 2,600 manufacturing orders per year on a direct, quote-based, project-priced B2B model with no distributors or channel partners.

Name

WKK Kaltbrunn

Legal name

WKK Kaltbrunn AG

Website

https://wkk-stanzteile.ch

Company type

Private

Founded year

1967

Operating status

Operating

Headcount range

11–50 employees

Short description

WKK Kaltbrunn AG is a privately held Swiss B2B contract manufacturer founded in 1967, producing custom precision stamped parts, deep-drawn and bent components, subassemblies, and proprietary in-house tools for industrial, medical, building services, electrical, and solar customers across Europe.

Ownership category

akta.pro rank

Headquarters

HQ city

Kaltbrunn

HQ country

Switzerland

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Contract Manufacturing - Stamped Parts: Custom-manufactured stamped parts, bent parts, and deep-drawn parts produced to customer specifications. Revenue is project-based, derived from individual production orders and long-term supply contracts with industrial customers.
2. Tool Construction: Design and manufacture of custom stamping tools, progressive tools, bending tools, and deep-drawing dies sold as standalone products or as part of complete manufacturing solutions.
3. Assembly Services: Subassembly and module assembly services combining stamped parts with other components, including welding and joining operations.
4. Prototype Manufacturing: Rapid prototyping services for new product development, including laser parts and sheet metal prototypes.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels7 records

Core offering

WKK Kaltbrunn AG manufactures and distributes custom-engineered stamped and bent metal parts, in-house-built stamping tools (complete cutting, progressive, deep-drawing, and bending tools), subassemblies, and prototypes. The company operates as a Swiss B2B contract manufacturer delivering tool design, prototyping, series production, assembly, and surface finishing from a single production site in Kaltbrunn, Switzerland, serving medical, HVAC, electrical, industrial, and solar customers.

Product overview

WKK Kaltbrunn AG is a Swiss precision metal stamping company offering a comprehensive portfolio of products and services from a single location. The core product offerings include Tools (Werkzeuge) such as complete cutting tools, progressive tools, deep-drawing dies, and bending tools; Stamped Parts (Stanzteile) including punched products, bent parts, deep-drawn parts, sheet metal parts, shielding foils, and rectangular tubes; Subassemblies (Baugruppen) for module components and conventional assemblies; and Prototypes (Prototypen) using laser and sheet metal manufacturing. These products are supported by integrated services spanning Engineering (consultation, design, prototype manufacturing), Manufacturing (tool construction, series production, subassembly production), Refinement (trowalizing, surface treatment, cleaning, hardening, zinc plating), and Tool Service. The company emphasizes its ability to deliver complete solutions from prototype through series production under one roof, with manufacturing capabilities spanning non-cutting production (stamping, forming, bending) and machining (deburring, milling, eroding, threading, grinding), as well as assembly and joining technologies (welding, laser welding, screwing, orbital riveting).

Differentiator

Problem solved

Functional benefit

Products and services

• Werkzeuge (Tools)

Quantifiable outcome

• Time-to-market reduced by 50% through CAD-ERP integration
• +3 more outcomes

Named customers6 records

Segments5 records

Ideal customer profiles5 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature10 records

Partnerships

Seven partnerships are on record, tiered core and minor.

• GF Machining SolutionscoreTechnology or Integration · 16 October 2024Supplier of advanced manufacturing equipment. WKK acquired a GF CUT P 800 Pro wire EDM machine in 2024, representing a significant investment in their tool shop capabilities for precision tool manufacturing.
• AMZ Racing Team (ETH Zurich)minorStrategic or Co-development Partner · 1 January 2022WKK serves as the manufacturing partner for the Formula Student Electric racing team, producing highly precise and complex metal parts for the racing car. The team achieved a world record of 0-100 km/h in 1.513 seconds.
• Wieland + Oertli AGcoreStrategic or Co-development PartnerLong-term partnership spanning 30+ years. Wieland + Oertli supports WKK in optimizing vibratory grinding processes. A customer testimonial video features Markus Hunziker from Wieland + Oertli.
• Haulick & RooscoreTechnology or IntegrationSupplier of servo press technology. WKK acquired a Haulick 100to servo press with modern tool monitoring capabilities for precision stamping operations.
• AlphaLasercoreTechnology or IntegrationSupplier of laser welding systems. WKK acquired an ALW200 laser welding system for series production applications.
• Swissmechanic St.Gallen - AppenzellminorOthersTrade association membership for the mechanical engineering industry. WKK participates in safety committees and industry networking.
• ProALPHAcoreTechnology or IntegrationERP software provider. WKK uses proAlpha ERP system with APS (Advanced Planning and Scheduling) and participates in the ProALPHA user group.

Scale indicators3 records

Recent moves8 records

Expansion highlights5 records

Others

• Bystronic AG: Swiss-listed supplier of sheet metal processing equipment including laser cutting and bending systems. Adjacent rather than directly comparable — Bystronic supplies the equipment ecosystem in which WKK operates, including laser technologies that overlap with WKK's prototype and welding services.

Broad incumbents

• Mikron Holding AG: Swiss precision components manufacturer specializing in high-volume stamping, machining and assembly for automotive, industrial and consumer customers. Comparable precision metal stamping capability and Swiss manufacturing heritage, though at substantially larger scale and broader product portfolio.
• Georg Fischer AG: Swiss industrial group with a long history in metal casting, machining and precision components serving industrial customers. Comparable as a large Swiss precision metal manufacturer, though much broader in scope than WKK's contract stamping focus.
• Schuler Group: German global market leader in press manufacturing and stamping technology, also operating as a contract stamper in automotive and industrial markets. Comparable in core stamping/forming technology, though primarily an equipment OEM rather than a contract manufacturer of WKK's profile.
• Bossard Group: Swiss-listed supplier of fastening and engineering solutions, with significant industrial fastening and precision component activities. Comparable as a Swiss-headquartered industrial parts business, though Bossard operates at much larger scale across distribution and assembly.
• GF Machining Solutions: Swiss-headquartered supplier of precision manufacturing equipment including EDM, milling and laser machines — and an actual equipment supplier to WKK. Comparable as a Swiss-based precision manufacturing brand, but operates as an equipment OEM rather than a contract stamper.

Direct peers

• Muhr und Bender KG: German-based automotive stamping specialist producing precision stamped and formed parts for OEMs and Tier 1 suppliers. Comparable precision metal stamping capability and customer verticals, though primarily automotive-focused and at substantially larger scale.
• Feintool AG: Swiss-headquartered precision metal stamping and forming specialist serving automotive, industrial and electronics customers worldwide. Closely comparable to WKK in core technology (fineblanking, stamping), customer profile and Swiss manufacturing DNA, though Feintool operates at significantly larger scale.
• Styner+Bienz AG: Swiss precision parts manufacturer offering stamping, forming, machining and assembly from a single Swiss site. Highly comparable business model to WKK, serving similar industrial and medical device customers with integrated tool construction and series production.
• Schnorr GmbH: German manufacturer of disc springs, stamped parts and precision formed components with deep toolmaking expertise. Comparable in combining in-house tool construction with stamped/formed series production for industrial customers.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks5 records

Key highlights7 records

Customer concentration

• Xx.com/Stanztechnik
• Facebookfacebook.com/Stanzteil
• LinkedInlinkedin.com/company/wkk-kaltbrunn-ag

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles5 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 WKK Kaltbrunn