What Leuka Gmbh does

Leuka GmbH, founded in 1985 in Weiler-Simmerberg, Germany, is a privately held precision manufacturing company that produces complex CNC machined components and assemblies for the aerospace, semiconductor equipment, defense, and space industries. The company operates 35+ CNC machining centers, including 5-axis simultaneous machining cells capable of workpieces up to 1,600 mm, supported by Zeiss and MAHR 3D coordinate and contour metrology, sub-micron lapping and honing (down to Ra <0.1), specialized high-precision deburring of internal geometries, and contamination-controlled cleaning processes for semiconductor applications. Leuka has held DIN EN 9100:2018, DIN EN ISO 9001, and QSF-B aerospace supplier approvals since 2008 and was elevated to Tier 1 supplier status in 2023.

The business model is B2B direct contract manufacturing: Leuka quotes build-to-print projects on a project-specific basis driven by complexity, tolerances, materials, and volume, operating three-shift production with automated 24/7 cells, and selling directly to enterprise customers — including Tier 1 relationships with prime aerospace OEMs — through established relationships, industry trade shows (ILA Berlin, Aviation Forum, Space Tech Expo Bremen), and digital channels. The product surface spans CNC machining, precision deburring, assembly build, build-to-print manufacturing, precision machining, surface finishing (via partner network), measurement, and component cleaning, with coatings added in-house in September 2025 via wholly-owned subsidiary LP Aerospace Coatings GmbH. The company employs over 150 people across two Weiler-Simmerberg facilities (5,000 m² headquarters plus 2,800 m² Plant 2 opened May 2026) and an Isny im Allgäu coating site, and is family-owned, with generational succession completed in 2022 by Karl-Heinz Leuze jun. and Berthold Zinth.

Name

Leuka Gmbh

Legal name

LEUKA GmbH

Website

https://leuka.de

Company type

Private

Founded year

1985

Operating status

Operating

Headcount range

101–250 employees

Short description

Leuka GmbH is a German precision manufacturer producing CNC-machined components, assemblies, and surface coatings for Tier 1 aerospace, semiconductor equipment, defense, and space customers from facilities in Weiler-Simmerberg and Isny im Allgäu.

Ownership category

akta.pro rank

Headquarters

HQ city

Weiler-simmerberg

HQ country

Germany

HQ region

Europe

Offices3 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. CNC Machining Services: CNC turning and milling services for precision turned and milled parts. Operates in 3-shift production with over 35 CNC machines producing precision workpieces from various materials.
2. Build to Print Manufacturing: Production of ready-to-install components based on customer specifications and drawings, including material procurement, machining, testing and surface treatments through partner network.
3. Assembly Build Services: Assembly of individual components into finished assemblies with functional testing according to customer specifications. Includes Helicoils, screwing, riveting, bonding, and function tests.
4. Surface Coating Services: Through LP Aerospace Coatings GmbH subsidiary: wet paint coatings with multi-layer systems (primer, top coat, clear coat) from 20μm coating thickness, component labeling, heat-curing dry film lubricants for aerospace applications.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels6 records

Core offering

Leuka GmbH is a precision manufacturing company providing CNC machining services (3-axis, 5-axis, 5-axis simultaneous milling and turning), high-precision deburring of complex workpieces, build-to-print component production, assembly build with functional testing, precision machining (lapping, honing, polishing), component cleaning, measurement/quality assurance, and surface coating services (via LP Aerospace Coatings GmbH subsidiary). The company produces ready-to-install precision components from metal, plastic and composite materials for aviation, semiconductor, defense, and space industry customers.

Product overview

Leuka GmbH is a precision manufacturing company offering CNC machining and related manufacturing services. The portfolio consists of core manufacturing services: CNC Machining (3-axis, 5-axis, 5-axis simultaneous, turning with powered tools), High-Precision Deburring (specialty service), Assembly Build, Build to Print, Precision Machining (lapping, honing, polishing), Surface Finishing, Measurement/Quality Control, Component Cleaning, and Coatings (via subsidiary LP Aerospace Coatings GmbH). The company operates primarily in aerospace, semiconductor machinery, defense, and space industries, with recent expansion through the opening of Werk 2 (2026) and founding of LP Aerospace Coatings GmbH (2025).

Differentiator

Problem solved

Functional benefit

Products and services

• CNC Machining CNC precision machining services including 3-axis and 5-axis milling, 5-axis simultaneous machining, and turning with powered tools. Capabilities include maximum travel X 1,600mm, Y 1,250mm, Z 1,100mm; maximum clamping diameter 480mm; maximum length 1,585mm; and 24/7 automated operation. Targeted at aerospace, semiconductor, defense, and space industries.
• High-Precision Deburring Specialized precision deburring of highly complex workpieces including valve blocks, housings, bevel gears, brake cylinders, and landing gear housings. Capable of processing smallest bore intersections and gearing deep within workpieces using specialized tools. A signature specialty of the company.
• Assembly Build Assembly of individual components into finished assemblies with functional testing. Services include Helicoils insertion, precision screwing, riveting, bonding, and function tests per customer specifications.
• Build to Print Production of ready-to-install components based on customer specifications and drawings. Includes material procurement, machining, testing, and surface treatments through established supplier network.
• Precision Machining (Lapping, Honing, Polishing)

Quantifiable outcome

• Tier 1 supplier status achieved in 2023, enabling direct supply relationships
• +1 more outcomes

Named customers4 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

Feature5 records

Partnerships

Seven partnerships are on record, tiered core and minor.

• LP Aerospace Coatings GmbHcoreStrategic or Co-development Partner · 1 January 2025Wholly-owned subsidiary founded in September 2025, specializing in high-quality coating solutions for aviation and defense industry applications. Extends LEUKA's value chain from precision machining to final surface coating.
• bavAIRia e.V.minorStrategic or Co-development PartnerBavarian aerospace cluster association managing the Aerospace cluster on behalf of the Bavarian State Ministry for Economic Affairs. Works to identify Bavarian core competencies in aviation, space and space applications and strengthen networking between competency carriers to increase global competitiveness.
• BDSV (Bundesverband der Deutschen Sicherheits- und Verteidigungsindustrie)minorStrategic or Co-development PartnerRepresents the bundled interests of the German security and defense industry. Supports companies in national and international competition with extensive network in Germany, Europe, and international organizations.
• SCE A Deutschland e.V.minorStrategic or Co-development PartnerAerospace association with ordinary members typically OEMs and Tier 1 companies, and associated members typically small and medium-sized enterprises in the downstream supply chain (Tier 2 to Tier n).
• BSI GroupcoreTechnology or IntegrationInternational standards and certification body, founding member of ISO (International Organization for Standardization) established in 1901. Conducts LEUKA's quality management system certifications (DIN EN 9100, DIN EN ISO 9001).
• bayme vbmminorStrategic or Co-development PartnerEmployers' association representing interests of approximately 3,600 member companies with over 820,000 employees in Bavaria's metal and electrical industry.
• Partner Network for Surface TreatmentscoreTechnology or IntegrationEstablished network of partners for surface treatments including grinding, tumbling, electropolishing, chemical polishing, sandblasting, gold plating, silver plating, SurTec, anodizing and more. Essential for completing comprehensive component processing beyond LEUKA's core machining capabilities.

Scale indicators6 records

Recent moves8 records

Expansion highlights5 records

Direct peers

• Figeac Aéro: French Tier 1 aerospace precision machining and surface treatment supplier serving Airbus, Boeing, Dassault and Safran. Directly comparable to LEUKA as a publicly-traded mid-cap European precision machining specialist spanning structural parts, machining and surface treatment across aerospace.
• OTTO FUCHS KG: German family-owned manufacturer of precision forged and machined aerospace, automotive and industrial components. Comparable to LEUKA as a German Tier 1/2 supplier with vertically integrated metallurgy, machining and finishing serving the same European aerospace primes.
• Aequs Inc. India-headquartered precision aerospace machining and assembly supplier with global facilities serving Boeing, Airbus and defense primes. Comparable to LEUKA in offering build-to-print, 5-axis machining, assembly and surface treatment across aerospace/defense verticals.
• Latecoere: French Tier 1 aerospace supplier of aerostructures, mechanical systems and onboard connectivity. Comparable to LEUKA on Tier 1 European aerospace supplier status, build-to-print structural assembly and machining capability.
• Alpine Metal Tech: Austrian family-owned Tier 2 aerospace supplier providing precision machining, surface treatment and assembly. Closely comparable in size, geography (DACH), vertical (aerospace/defense) and end-to-end build-to-print service model.

Broad incumbents

• Premium AEROTEC: Airbus-owned Tier 1 supplier of aerostructures (fuselage sections, wings, VTP) with thousands of employees across multiple sites. A much larger incumbent in LEUKA's primary segment, illustrating both the addressable market and the scale gap LEUKA competes against.
• Spirit AeroSystems: Global Tier 1 aerostructures manufacturer (B787, B777, A350, defense programs). Comparable as a Tier 1 aerospace structural parts supplier, but operating at vastly greater scale across multiple geographies.
• MTU Aero Engines: German global Tier 1 aero engine manufacturer with high-precision component machining as a core capability. Comparable on DIN EN 9100-certified German aerospace precision manufacturing, but operates at OEM scale well beyond LEUKA's tier.
• TITAL (Howmet Aerospace): German-based aluminum and titanium investment castings plus machined components for aerospace and defense (now part of Howmet Aerospace). Comparable as a German Tier 1/2 precision parts supplier into European aerospace and defense primes.

Regional players

• Hindustan Aeronautics Limited (HAL): Indian state-owned Tier 1 aerospace and defense manufacturer with extensive in-house precision machining. Comparable as a major aerospace parts manufacturer, but operating regionally in Asia rather than directly competing with LEUKA in Europe.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

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• LinkedInlinkedin.com/company/leuka-gmbh
• Instagraminstagram.com/leukagmbh

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles5 records

Subsidiaries1 record

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 Leuka Gmbh