What Siebenwurst Werkzeugbau does

Siebenwurst Werkzeugbau GmbH is a privately held German tool and die manufacturer founded in 1991 and headquartered in Zwickau, in the heart of the German automotive region. The company plans, designs, and manufactures precision stamping and forming tools used to produce 3D-formed sheet metal parts from steel, higher-strength sheet metal, and aluminum. Its services cover the full tool lifecycle — from method planning and draw simulation through CAD-based design, CNC machining and milling, assembly, tryout, and on-site tool acceptance at the customer's production facility. Additional services include 3D digitization, hydroforming, small series production, pre-serial production, tool repairs, and coordinate-measuring-machine-based quality assurance.

The company is described as owner-managed ("eigentümergeführt") and self-identifies as one of the biggest and most well-known providers in the automotive tool manufacturing sector. It operates with 11-50 employees and combines traditional craftsmanship with industrialized processes and scientific methods. The firm has transitioned from function-oriented to process-oriented organizational structures and emphasizes in-house qualification and continuous training of staff as a key competitive asset.

Commercially, Siebenwurst serves automotive manufacturers and Tier 1 suppliers through direct enterprise field sales. Revenue is generated on a project basis for custom-designed tools, with pricing being quote-based and dependent on tool complexity, materials, and program requirements. Operating geographies are limited to Germany, though an English-language website suggests some international customer engagement. No public revenue, funding, M&A, or partnership disclosures are available, and the company has no subsidiaries, parent company, or external institutional investors identified in the input data.

Name

Siebenwurst Werkzeugbau

Legal name

Siebenwurst Werkzeugbau GmbH

Website

https://siebenwurst-wzb.com

Company type

Private

Founded year

1991

Operating status

Operating

Headcount range

11–50 employees

Ownership category

akta.pro rank

Product category

Automotive Tooling & Die Manufacturing

NAICS

Special Die and Tool, Die Set, Jig, and Fixture Manufacturing (333514)

SIC

Metalworkg Machinery & Equipment (3540)

akta.pro primary industry

Metal Forming & Fabrication Machines (Presses, Bending, Shearing, Stamping) (IMAHADAC)

Keywords

• Sheet metal forming tools
• Stamping and forming tooling
• Automotive tool manufacturing
• Die design and construction
• Precision toolmaking

Headquarters

HQ city

Zwickau

HQ country

Germany

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

Revenue model

1. Custom Tool Manufacturing: Project-based custom manufacturing of stamping and forming tools for automotive manufacturers. Revenue generated through design, engineering, and fabrication of specialized tools tailored to customer specifications. Services include method planning, tool construction, tryout, and on-site acceptance support.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels2 records

Core offering

Siebenwurst Werkzeugbau plans, designs, and manufactures custom stamping and forming tools (Werkzeuge für Stanz- und Umformtechnik) for sheet metal forming. The company specializes in 3D-formed parts from steel, higher-strength sheet metal, and aluminum, delivering an integrated process from method planning and draw simulation through CAD-based design, CNC tool manufacturing, tryout, and on-site customer acceptance.

Product overview

Siebenwurst Werkzeugbau is a tool and die manufacturing company that produces precision tools for sheet metal forming. The core offering consists of stamping and forming tools (Werkzeuge für Stanz- und Umformtechnik) that are manufactured through an integrated process combining method planning, draw simulation, CAD-based design, CNC machining/milling, assembly, and tryout. The company offers a comprehensive service portfolio including 3D digitization, small series production, hydroforming, repairs, and quality assurance. Services are delivered as an integrated manufacturing package culminating in tool delivery and customer acceptance at the production site.

Differentiator

Problem solved

Functional benefit

Products and services

• Stamping and Forming Tools (Werkzeuge für Stanz- und Umformtechnik) Custom-designed precision tools and dies for sheet metal forming, including 3D-formed parts from steel, higher-strength sheet metal, and aluminum. Sold to automotive manufacturers and Tier 1 suppliers.
• Hydroforming Services Hydroforming services using fluid pressure to shape metal parts into complex geometries, offered to customers requiring advanced forming capabilities beyond conventional stamping.
• Small Series Production (Kleinserienfertigung) Low-volume production runs for pre-series and prototype parts using formed sheet metal, enabling customers to validate components before full-scale production launch.
• 3D Digitization Services 3D scanning and digitization services for existing tools and parts, used for reverse engineering and quality inspection of formed parts.
• Tool Repair and Maintenance (Reparaturen) Repair and maintenance services for existing stamping and forming dies, supporting customers across the operational lifetime of tools delivered by the company.
• Pre-Serial Production (Vorserienproduktion) Pre-series production services that validate parts before full production launch, enabling automotive customers to qualify components prior to volume manufacturing.
• Quality Assurance and Inspection (Qualitätscontrolling) Quality control and inspection services using coordinate measuring machines and other metrology equipment to verify tooling and formed-part dimensional accuracy.

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Scale indicators1 record

Recent moves4 records

Expansion highlights3 records

Broad incumbents

• Mubea: German-headquartered global automotive supplier focused on lightweight metal components, with integrated tool engineering and high-strength forming operations. Comparable as a German automotive metal-forming specialist with in-house tool capabilities, though significantly larger and more diversified.
• BENTELER International: German-headquartered global automotive supplier with significant metal forming, chassis, and components operations including toolmaking. Comparable in its German automotive metal-forming heritage and tool engineering breadth, though far larger and broader in scope.
• Magna International: Global Tier 1 automotive supplier with extensive in-house body-in-white tooling, stamping, and assembly capabilities. Materially comparable in metal stamping and tool-making, but operates at vastly greater scale and broader product scope than Siebenwurst.

Direct peers

• Martinrea International: Canadian automotive supplier specializing in lightweight metal forming, body structures, and complex stamped components with internal toolmaking. Comparable as a focused metal stamping and tool-making supplier serving automotive OEMs, particularly in light weighting and high-strength materials.
• EDAG: German-headquartered automotive engineering services provider with extensive tool design, development, and manufacturing capabilities serving OEMs and Tier 1s. Directly comparable as a German automotive toolmaker with engineering, simulation, and complete vehicle development expertise.
• Kirchhoff Automotive: German family-owned Tier 1 automotive supplier specializing in metal-formed structural and safety components, integrating tool design and manufacturing. Highly comparable in automotive sheet metal forming tooling and German mid-market positioning.
• Feintool: Swiss-German specialist in fineblanking and precision metal stamping with integrated tool manufacturing and a strong automotive customer base. Highly comparable as a precision metal forming toolmaker with similar materials expertise (steel, high-strength, aluminum) and automotive OEM orientation.
• Shiloh Industries: US-headquartered automotive supplier specializing in lightweight metal stamping, engineered solutions, and tool design for body and chassis components. Comparable in automotive sheet metal forming and tool capabilities, with similar emphasis on high-strength and aluminum forming.
• Bertrandt: German automotive engineering services firm providing development, prototyping, and tool-making solutions to OEMs. Comparable as a long-established German automotive engineering and tool design peer with similar customer profile and project-based delivery model.
• Gestamp Automocion: Global Spanish-headquartered specialist in metal stamping and forming for automotive body and chassis components, with substantial in-house tool design and manufacturing. Directly comparable due to its focus on steel and high-strength sheet metal forming tools for automotive applications.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/213825945340627

Revenue estimate

Valuation estimate

Number of profiles

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 Siebenwurst Werkzeugbau