What GK Concept does

GK Concept GmbH is a privately held German engineering services firm founded in 2012 and headquartered in Dresden, specializing in product and process development for the plastics industry. The company delivers an integrated portfolio of six core services—product development, structural simulation (thermo-mechanical FEM), process simulation (Moldflow-based rheological and thermal analysis), tool design and management, development of foamed parts, and technology development—supplemented by specialized process capabilities in foam injection molding (MuCell physical foaming, Mantara), PU coating (Clearmelt/Clear Coat Molding/InPUR), metal substitution, hybrid parts with organosheets or natural fibers, combination technologies (Dolphin, Varysoft), back-injection of decorative materials, and lightweight design. The firm cites quantified outcomes including weight reductions of up to 20% or more, clamping force reductions of up to 50%, cycle time reductions of up to 40%, and density reductions of up to 80% in foam injection molding applications.

The company's technology stack is centered on engineering simulation and process optimization rather than on software platforms or proprietary hardware. Key differentiators include co-ownership of the Mantara foam technology (developed jointly with ARBURG and Plastic Concept in 2024) and exclusive deep expertise in MuCell microcellular foaming through its 2017 joint venture 2LIMIT GmbH with Trexel Inc. GK Concept also co-developed the Dolphin and Varysoft combination processes with Georg Kaufmann Formenbau, Engel Austria, and SO.F.TER. Process and structural simulation work is supported through a technology partnership with Simcon, and the firm maintains active research collaborations with TU Dresden ILK, Fraunhofer IMWS, and IKV Aachen across multiple publicly funded consortia projects (Bio-UD-Tapes, NEXHOS, FuPro, MM3D, THIXOM, HyDrun, Hypro).

GK Concept operates a project-based professional services model targeting automotive manufacturers (primary), electrical engineering firms, and consumer goods companies, with named enterprise customers including Volkswagen AG, BMW AG, Porsche AG, and KOKI Transmission. Revenue is generated through scoped engineering engagements spanning feasibility studies to series production support, quoted on a project-by-project basis with no publicly disclosed pricing. Go-to-market relies on direct engagement with OEMs and tier-one suppliers, technical publications in journals such as Kunststoffe, conference presentations (PIAE, Fachtagung Schäumen, VDI conferences, Engel Schaumtage), and reputational pull from research consortium participation. The company is led by Managing Director Roger Kaufmann (Geschäftsführer), operates with 11–50 employees, and has not disclosed external institutional funding or ownership changes since founding.

Name

GK Concept

Legal name

GK Concept GmbH

Website

https://gkconcept.de

Company type

Private

Founded year

2012

Operating status

Operating

Headcount range

11–50 employees

Short description

GK Concept GmbH is a Dresden-based B2B engineering services firm providing product and process development, simulation, and tool design for the plastics industry, serving automotive, electrical engineering, and consumer goods manufacturers through proprietary foaming technologies including MuCell and Mantara.

Ownership category

akta.pro rank

Product category

Plastics Engineering Services

NAICS

Other Plastics Product Manufacturing (32619)

SIC

Plastics Products, Nec (3089)

akta.pro primary industry

Automotive & Transportation Injection Molded Parts (IMANAFAB)

akta.pro secondary industries

Custom Injection Molding & Contract Manufacturing (Job Shops/CMs) (IMANAFAJ), Industrial & Machinery Injection Molded Components (Gears, Wear Parts) (IMANAFAF)

Keywords

• Plastics engineering services
• Injection molding development
• Foam injection molding
• Lightweight component design
• Automotive plastics tooling

Headquarters

HQ city

Dresden

HQ country

Germany

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Engineering Services: GK Concept generates revenue through project-based engineering consulting and technical services. Services include product development, tool design, process engineering, process and structural simulation, and technology development. Projects are typically quoted based on scope and complexity, with engagements ranging from feasibility studies through to full series production support.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels5 records

Core offering

GK Concept GmbH provides interdisciplinary engineering services for the plastics industry, covering product development, process and structural simulation, tool design, and technology development for plastic components. The firm specializes in advanced injection molding technologies — including MuCell physical foaming, the jointly-developed Mantara foam process, PU coating, hybrid parts with organosheets, back-injection of decorative materials, combination technologies, and metal substitution — primarily for automotive, electrical engineering, and consumer goods manufacturers.

Product overview

GK Concept GmbH operates as an engineering factory offering interdisciplinary engineering services for the plastics industry. The portfolio consists of six core service areas (Product Development, Structural Simulation, Process Simulation, Tool Design + Management, Development of Foamed Parts, and Technology Development) complemented by specialized technology/process offerings including Foam Injection Molding, Mantara Foam Technology, PU-Coating, Metal Substitution, Hybrid Parts with Organosheets or Natural Fiber, Combination Technologies (Dolphin, Varysoft processes), Back-injection of Decorative Material, and Lightweight Design. The company also holds a joint venture stake in 2Limit GmbH for MuCell technology services. Services are focused on the automotive, electrical engineering, and consumer goods industries, particularly for companies near TU Dresden and research institutions in Germany.

Differentiator

Problem solved

Functional benefit

Products and services

• Product Development (Produktentwicklung) Comprehensive product development services for the plastics industry, including concept development, design for manufacturability, feasibility studies, and material selection for automotive, electrical engineering, and consumer goods sectors.
• Structural Simulation (Struktursimulation) Thermo-mechanical FEM simulation services including static and non-linear calculations, dynamic simulations (crash, drop test, impact), topology optimization, and virtual validation for structural components.
• Process Simulation (Prozesssimulation) Rheological and thermal process simulation services using Moldflow for filling, cooling, holding pressure, warpage calculations, hot spot identification, and optimization of injection molding processes including multi-component and hybrid components.
• Tool Design + Management (Werkzeugkonstruktion + Management) Complete injection molding and pressing tool development from concept to series production, including multi-component molds, hybrid molds for organic sheets and films, MuCell tools, and PU overmolding tools, plus supplier selection and project management.
• Development of Foamed Parts (Entwicklung geschäumter Bauteile) Engineering services for foam injection molding components including feasibility analysis, process selection (high/low pressure foaming, gas counter pressure), material selection, and process optimization for MuCell and other foaming technologies.
• Technology Development (Technologieentwicklung) Process and technology development services for new plastics processing technologies, including feasibility assessment, process design, optimization up to process safety, and collaboration with industrial partners and research institutions.
• Mantara Foam Technology Proprietary foaming technology developed with ARBURG and Plastic Concept that combines advantages of various injection molding processes. Uses gas-loaded melt injection with embossing process for uniform pressure distribution, reduced clamping force, and homogeneous cell structure with improved CO2 balance.
• 2Limit GmbH (MuCell Engineering Services Joint Venture) Joint venture with Trexel Inc. focused on MuCell microcellular foam injection molding technology, providing comprehensive engineering services from concept to final MuCell products.

Quantifiable outcome

• Weight reduction of up to 20% or more through MuCell foam injection molding
• +5 more outcomes

Named customers6 records

Segments3 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature9 records

Partnerships

19 partnerships are on record, tiered core, strategic, research, technology and network.

• ARBURGcoreTechnology or Integration · 1 January 2024Co-development partner for Mantara foam technology. ARBURG provides injection molding equipment expertise while GK Concept contributes process development and engineering capabilities. Jointly developed the Mantara foaming process that combines advantages of various injection molding and foaming technologies.
• Plastic ConceptcoreTechnology or Integration · 1 January 2024Co-development partner for Mantara foam technology. Together with ARBURG, developed the Mantara foaming process that delivers extreme added value through combining injection molding and foaming advantages.
• YizumistrategicStrategic or Co-development Partner · 1 January 2022Engineering partnership for project management and mold design. GK Concept serves as engineering partner providing expertise in back injection technology, foaming technologies, lightweight applications, and polyurethane applications. Collaborative initiatives include ReactPro, FoamPro, and DecoPro.
• MERAXISstrategicStrategic or Co-development Partner · 1 January 2022GK Concept is a new engineering partner of MERAXIS, providing engineering services and technical expertise in plastics technologies.
• Trexel Inc.coreStrategic or Co-development Partner · 1 January 2017Joint venture partnership with Trexel Inc., resulting in the establishment of 2LIMIT GmbH. Collaboration focuses on advancing MuCell microcellular foam injection molding technology and providing comprehensive engineering services from concept to final MuCell products.
• 2LIMIT GmbHcoreStrategic or Co-development Partner · 1 January 2017Joint venture between GK Concept and Trexel Inc. for MuCell microcellular foam injection molding technology. Provides comprehensive engineering services from concept to final MuCell products.
• Fraunhofer IMWSresearchStrategic or Co-development PartnerResearch partner collaborating on projects including Bio-UD-Tapes (with VW as associated partner) for developing bio-based continuous fiber-reinforced unidirectional laminates for automotive lightweight structures.
• Institute for Lightweight Construction and Plastics Technology (ILK) - TU DresdenresearchStrategic or Co-development PartnerKey research partner providing proximity advantage and collaboration on various projects including MM3D (generative manufacturing in multi-material design), FuPro, THIXOM, and HyDrun. Project sponsor for MM3D.
• IKV AachenresearchStrategic or Co-development PartnerResearch partner in plastics technology, collaborating on process development and lightweight construction projects.
• SimcontechnologyTechnology or IntegrationTechnology partner providing simulation software expertise for process and structural simulation services.
• Composites United (CU Cluster Ost)networkStrategic or Co-development PartnerNetwork membership in Composites United cluster Ost, providing access to composite materials industry network and collaborative projects including MM3D.
• VDI (German Engineers Association)networkStrategic or Co-development PartnerNetwork membership providing visibility and engagement within the German engineering community.
• Kunststoff-Netzwerk-Franken (KNF)networkStrategic or Co-development PartnerNetwork membership in the Plastics Network Franken, providing industry connectivity and collaboration opportunities.
• MM3D Project PartnersresearchStrategic or Co-development PartnerCollaborative research project on generative manufacturing in multi-material design. Funded by European Union and Free State of Saxony. Institute of Lightweight Structures and Polymer Technology (TU Dresden) is project sponsor.
• NEXHOS Project PartnersresearchStrategic or Co-development PartnerResearch project for next-generation high-voltage storage. Partners include BMW AG, BASF SE, ABB Automation GmbH, Diehl Metal Applications GmbH, MAHLE Behr GmbH und Co. KG, and HBW-Gubesch Kunststoff-Engineering GmbH. Project managed by PTJ (Jülich).
• FuPro Project PartnersresearchStrategic or Co-development PartnerResearch project developing modular system for fiber-plastic composites. Partners include Brose Fahrzeugteile, ARBURG, Siegfried Hofmann, ElringKlinger, Schmalz, GWK, AUMO, PHP Fibers, ITV Denkendorf, TU Dresden ILK. Associated partners: Porsche AG, Johns Manville Europe, Plasmatreat.
• Georg Kaufmann Formenbau AGtechnologyTechnology or IntegrationJoint development partner for Dolphin and Varysoft processes - highly integrated 2-component technologies for soft touch surface components in automotive interiors.
• Engel Austria GmbHtechnologyTechnology or IntegrationEquipment manufacturer partner for Dolphin and Varysoft processes (Clearmelt technology) and general injection molding expertise. Joint development partner for combination technologies.
• SO.F.TER. SPAtechnologyTechnology or IntegrationJoint development partner for Dolphin process - thermoplastic elastomer foam technology for automotive interior components.

Scale indicators6 records

Recent moves7 records

Expansion highlights5 records

Direct peers

• AVL List GmbH: Austrian-headquartered powertrain and vehicle engineering services firm with deep simulation and development capabilities; comparable as a European engineering services peer serving premium automotive customers.
• FEV Group: Global automotive and powertrain engineering services firm with deep simulation and component development capabilities; comparable in offering engineering consulting to OEMs (including VW, BMW, and Porsche-adjacent programs) — overlapping customer set with GK Concept.
• EDAG Engineering GmbH: One of Europe's largest independent automotive engineering services providers, offering product development, simulation, and production engineering across vehicle systems — directly comparable to GK Concept's automotive engineering services model, only at significantly greater scale.
• IAV GmbH: Leading German automotive engineering services provider working across powertrain, electronics, and vehicle development; competes with GK Concept for premium OEM engineering programs and shares a similar German Mittelstand engineering culture.
• Bertrandt AG: Listed German engineering services firm focused on automotive product development, simulation, and series production support — directly comparable business model serving European OEMs with project-based engineering services.
• P+Z Engineering GmbH: German automotive engineering services provider specializing in plastics, CAE/simulation, and series production support; very close comparable in size, geographic focus (Bavaria), and service portfolio to GK Concept.
• ARRK Engineering GmbH: Product development engineering services firm with strong automotive presence across plastics, electronics, and mechanical systems; comparable to GK Concept in providing specialty plastics and product development engineering to OEMs.
• Kiekert AG: German automotive supplier with in-house product development and plastics engineering capabilities for closure systems; comparable as a plastics-intensive automotive engineering organization serving premium OEMs.

Broad incumbents

• Plastic Omnium: Large global automotive plastics specialist (clean energy systems, exterior modules); comparable in automotive plastics domain but at vastly greater scale and as a tier-one serial manufacturer rather than an engineering services firm.
• Magna International: Global automotive supplier with extensive plastics and lightweighting engineering capabilities across body, exterior, and powertrain; a broad incumbent in automotive plastics that competes for similar OEM lightweighting programs.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

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 GK Concept