Gummi Hansen

What Gummi Hansen does

Gummi Hansen GmbH is a privately held German rubber products manufacturer founded in 1901 and headquartered in Hannover-Wülfel, Germany. The company designs and produces custom molded rubber parts, rubber-metal combinations, industrial hoses, technical wrapped articles and rollers, extruded profiles/rings/frames, and specialized large-volume profiles for hydraulic steel structures (Stahlwasserbau). Its underlying technology stack centers on rubber processing methods (compression, transfer and injection molding, extrusion, and autoclave vulcanization) combined with in-house compound development across approximately 900 standard formulations, including high-performance FKM, FFKM and FEPM (Aflas) elastomers for extreme chemical and thermal environments. The company holds a documented monopoly position as the world's only manufacturer of autoclave-vulcanized rings and frames from Aflas.

Gummi Hansen serves enterprise and mid-market B2B customers across at least eight verticals: railway (Deutsche Bahn Q1 certified), automotive, chemical processing, food processing (FDA-compliant compounds), wind energy, water infrastructure (DIN EN 19704-2), machinery and facilities, and construction. Customer concentration is anchored by Deutsche Bahn but diversified across multiple industrial segments. The business model is quote-based custom manufacturing under multi-year contracts, with pricing determined by material, specification, and volume. Go-to-market is enterprise field sales supported by a Top Partner relationship with the VTH (Verband Technischer Handel) and EDE technical trade networks, plus international export activity covering more than 50 countries. Distribution is primarily direct, with channel partner reach into German-speaking technical trade.

Governance transitioned in June 2025 when Silvia Doering was appointed Managing Director, succeeding Jens Szymanek who had led the company since 2014, with Ingo Oppermann concurrently appointed as authorized officer heading sales. The company has no disclosed external investor or parent ownership, operates as a standalone GmbH since the 2009-2010 corporate unbundling, and maintains dual doctor-led R&D and production process control functions, an in-house testing laboratory, and a dedicated education and training center opened in 2017.

Name

Gummi Hansen

Legal name

Gummi Hansen GmbH

Website

https://gummi-hansen.de

Company type

Private

Founded year

1901

Operating status

Operating

Headcount range

11–50 employees

Short description

Gummi Hansen GmbH is a 125-year-old German manufacturer of custom molded rubber parts, rubber-metal combinations, industrial hoses, and extruded profiles serving railway, automotive, chemical, food, wind energy, and water infrastructure customers worldwide.

Ownership category

akta.pro rank

Product category

Custom Industrial Rubber Products Manufacturing

NAICS

Other Rubber Product Manufacturing (32629), Rubber and Plastics Hoses and Belting Manufacturing (326220), Rubber Product Manufacturing for Mechanical Use (326291)

SIC

Gaskets, Packg & Sealg Devices & Rubber & Plastics Hose (3050), Fabricated Rubber Products, Nec (3060)

akta.pro primary industry

Molded & Extruded Industrial Rubber Parts (Custom Components) (IMANALAG)

akta.pro secondary industries

Industrial Hoses & Tubing (Rubber/Elastomer) (IMANALAA), Rubber Rollers & Wheels (Industrial/Material Handling) (IMANALAE), Food-Grade, Medical & Cleanroom Rubber Compounds (IMANAJAH)

Keywords

• Custom rubber manufacturing
• Industrial molded rubber
• Rubber-metal components
• Technical rubber hoses
• Extruded rubber profiles

Headquarters

HQ city

Hanover

HQ country

Germany

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Custom Rubber Product Manufacturing: B2B custom manufacturing of technical rubber products including molded articles, hoses, profiles, rollers and rubber-metal combinations. Products are developed and produced according to individual customer specifications.

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels4 records

Core offering

Gummi Hansen is a custom rubber products manufacturer producing molded rubber articles, rubber-metal combinations, technical hoses and rollers, extruded rubber profiles/rings/frames, and large-volume profiles for water infrastructure. Products are developed and manufactured to individual customer specifications using in-house compounding and processes including compression molding, transfer molding, injection molding, extrusion, and autoclave vulcanization. The company supplies industrial customers across railway, automotive, chemical, food, wind energy, and hydraulic engineering sectors worldwide.

Product overview

Gummi Hansen is a rubber products manufacturer with over 125 years of experience, producing four main product lines: Molded Rubber Articles and Rubber-Metal Combinations (custom molded parts for sealing/damping), Hoses/Wrapped Articles/Rollers (industrial hoses and elastic rollers), Profiles/Rings/Frames (extruded rubber profiles for sealing applications), and Large-Volume Profiles for Steel Water Construction (specialized profiles for sluices, weirs, and water infrastructure). The company also offers FDA-compliant elastomer compounds for food contact applications. Manufacturing capabilities include compression molding, transfer molding, injection molding, extrusion, and vulcanization technologies. The portfolio serves diverse industries including railway, automotive, chemical, food, wind energy, and hydraulic engineering.

Differentiator

Problem solved

Functional benefit

Products and services

• Molded Rubber Articles and Rubber-Metal Combinations Custom-designed molded rubber parts and rubber-metal composites for sealing, damping, insulating, and protecting in industrial and commercial applications. Available material combinations include rubber-rubber, rubber-metal, rubber-fabric, and rubber-thermoplastic.
• Hoses, Wrapped Articles and Rollers Custom rubber hoses for diverse industrial applications including food, chemical, automotive, mining, and petrochemical industries, plus wrapped construction components, technical articles, and elastic rollers for printing, chemical, paint, and food industries. Special hoses up to 500mm diameter and 40m length; rollers up to 400mm diameter and 2500mm length.
• Profiles, Rings and Frames of Rubber Extruded rubber profiles for sealing, damping, and insulating applications in industry, commerce, and community. Products include extrusions and corner-connected frames and rings produced via wet bonding, cold vulcanization, and hot vulcanization, with self-adhesive options. Includes Aflas autoclave-vulcanized rings and frames.
• Large-Volume Profiles for Steel Water Construction Large-volume extrusion products and gaskets for water buildings, industry, commerce, and community. Specialized in profiles for sluices and weirs with corner connections and ready-to-install frames. Rubber qualities (NR/SBR, EPDM, CR) tested and approved per DIN EN 19704-2. Profile cross-sections up to 340mm width and 130mm height, lengths up to 40m.

Quantifiable outcome

• Rubber qualities (NR/SBR, EPDM, CR) tested and approved according to DIN EN 19704-2 for water building applications
• +3 more outcomes

Named customers4 records

Segments9 records

Ideal customer profiles3 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, major and minor.

• VTH (Verband Technischer Handel)coreChannel Partner/ Reseller/ DistributorTop Partner of VTH, the Association of Technical Traders. Gummi Hansen provides technical training for VTH employees and valuable groundwork through product expertise and information events.
• EDEcoreChannel Partner/ Reseller/ DistributorPartner of EDE providing valuable groundwork by training employees from technical trade. Long-term partnership for mutual benefit.
• Deutsche BahncoreStrategic or Co-development PartnerQ1 certified supplier of Deutsche Bahn, providing rubber components for rail vehicles including seals, gaskets, buffers and other rubber-metal combinations.
• DIK (Deutsches Institut für Kautschuktechnologie e.V.)majorStrategic or Co-development PartnerClose cooperation with the German Institute of Rubber Technology for product testing, research, and development of new compounds and applications.
• MPA Hannover (Material Prüfanstalt Hannover)minorStrategic or Co-development PartnerCooperation with Material Testing Institute Hannover for product testing and quality verification.
• VEA (Bundesverband der Energieabnehmer)minorOthersMember of the climate initiative of the Federal Association of Energy Consumers (VEA), demonstrating commitment to responsible and future-oriented energy and climate strategy.
• Schill + Seilacher Struktol GmbH, HamburgminorStrategic or Co-development PartnerPartnership for development of friction coefficients and material testing for steel water construction profiles, including PTFE coatings.

Scale indicators4 records

Recent moves10 records

Expansion highlights5 records

Broad incumbents

• Hutchinson (TotalEnergies): French global rubber products manufacturer serving automotive, aerospace, rail, and industrial markets with vibration damping, sealing, and fluid transfer systems. Competes with Gummi Hansen in rail and industrial rubber components.
• Trelleborg Sealing Solutions: Swedish-based global polymer technology leader offering precision sealing solutions, custom molded rubber parts, and engineered polymer components. Direct overlap with Gummi Hansen in fluid handling, sealing, and vibration management for industrial applications.
• Parker Hannifin: Global motion and control technologies leader with an extensive rubber sealing, hose, and molded product portfolio serving industrial, aerospace, and automotive markets. Competes with Gummi Hansen in hydraulic/pneumatic sealing and chemical-resistant hoses.
• ContiTech (Continental AG): Industrial rubber products division of Continental AG, the global market leader in industrial rubber products including hoses, profiles, conveyor belts, vibration control, and molded rubber parts. Much larger scale than Gummi Hansen with overlapping product categories across automotive, rail, and industrial markets.
• Freudenberg Sealing Technologies: German-owned global leader in sealing technology with extensive gaskets, O-rings, and molded rubber component portfolio. Serves the same automotive, food, chemical, and industrial machinery segments as Gummi Hansen, but at a substantially larger scale.
• Semperit AG Holding: Austrian manufacturer of industrial rubber products including hoses, profiles, and engineered rubber parts. Similar European Mittelstand heritage and serves overlapping industrial, automotive, and chemical processing markets.
• Dätwyler Holding: Swiss industrial elastomer solutions provider offering sealing products, rubber compounds, and pharmaceutical/food-grade elastomers. Direct product overlap with Gummi Hansen in fluoroelastomer seals and FDA-compliant compounds, though at significantly larger scale.

Direct peers

• Klinger: Austrian industrial sealing manufacturer with gaskets, rubber products, and similar industrial customer base. Comparable in scale to Gummi Hansen and serves overlapping European process industries, chemicals, and energy markets.
• Reiff Technische Produkte: German technical rubber products manufacturer and distributor with similar Mittelstand heritage. Direct overlap with Gummi Hansen in hoses, profiles, and molded rubber components for industrial customers in German-speaking markets.
• C. Otto Gehrckens: German specialty rubber seals and molded parts manufacturer headquartered in Pinneberg. Direct comparable to Gummi Hansen in product mix (custom molded rubber parts, profiles, seals), target customers (German Mittelstand industrial), and business model (custom B2B with in-house compounding).

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks7 records

Key highlights7 records

Customer concentration

• Xx.com/GummiHansenGmbH
• Facebookfacebook.com/gummihansengmbh
• LinkedInlinkedin.com/company/gummi-hansen-hannover

Compliance5 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles9 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 Gummi Hansen