What Wegener does

WEGENER International GmbH is a privately held German industrial machinery manufacturer founded in 1957 and headquartered in Eschweiler, Germany. The company specializes in thermoplastic welding and bending technology, producing butt welding machines (Stumpfschweißmaschinen), extrusion welding devices, warm gas welders, foil welding equipment, plate and pipe bending machines, and associated quality-assurance testing devices. WEGENER originated the world's first plastic bending and butt welding machines and today positions itself as the global market leader in butt welding and bending of thermoplastic plate and sheet materials, with patented mechanisms covering mechanical work-table synchronization, pneumatic 2-axis compensation, pipe bending geometry, and edge closure for hollow chamber plates. Its product portfolio is unusually broad for a small specialist, spanning manual hand tools through to large automated container-welding systems.

WEGENER serves B2B industrial customers across at least six vertical segments: pipeline construction (Rohrleitungsbau), transport and logistics (pallets and containers), container and tank construction (Behälterbau), foam processing (including wind-turbine rotor stiffening applications), automotive, and general plastic fabrication. Distribution is exclusively through direct sales and a global network of regional sales representatives covering Europe, North America (including a dedicated Canadian subsidiary, WEGENER Welding LLC), South America, Asia, and Australasia. The company sells standardized catalog machines, custom Sondermaschinen (engineered-to-order production lines), and aftermarket spare parts and service; pricing is not publicly disclosed and is handled through direct inquiry with named regional contacts.

The business is operated by a small team of 11-50 employees under the leadership of Bernd Roßkampf (Commercial Managing Director / Head of Sales), with dedicated European sales and service functions. Revenue is not publicly disclosed and the company is independent with no external institutional investor or parent company identified. The most notable recent strategic action is the 2024-05-13 acquisition of IAI Holding for an undisclosed amount, which appears to signal inorganic platform expansion beyond the historically organic growth model of the business.

Name

Wegener

Legal name

WEGENER International GmbH

Website

https://wegenerwelding.de

Company type

Private

Founded year

1957

Operating status

Operating

Headcount range

11–50 employees

Ownership category

akta.pro rank

Product category

Industrial Plastic Welding Equipment

NAICS

Welding and Soldering Equipment Manufacturing (333992)

SIC

Special Industry Machinery (No Metalworking Machinery) (3550), Special Industry Machinery, Nec (3559)

akta.pro primary industry

Welding, Joining & Soldering Equipment (Arc, Resistance, Friction, Brazing) (IMAHADAH)

Keywords

• Industrial plastic welding
• Thermoplastic butt welding
• Extrusion welding equipment
• Plastic bending machines
• Weld testing equipment

Headquarters

HQ city

Eschweiler

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, Marketing or Sales, Infrastructure

Revenue model

1. Industrial plastic welding equipment sales: Sale of standardized and custom plastic welding machines, welding devices (extrusion, hot air, foil welding), bending machines, testing equipment, and heating elements. Machines range from compact manual units to large automated production systems. The company also sells used machines with a 6-month warranty.
2. Custom machine engineering (Sondermaschinenbau): Design and build of customer- and product-specific custom machines and production lines tailored to specific manufacturing requirements.
3. Spare parts and service: Replacement parts supply, on-site commissioning, technical training, and application consulting services.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels6 records

Core offering

WEGENER International GmbH manufactures and sells industrial machinery for welding, bending, and testing thermoplastic plate and sheet materials. The product range spans warm gas welding devices, extrusion welding devices, butt welding machines, pipe and plate bending machines, product-specific production systems (containers, pallet boxes, foam processing), and weld testing/leak detection equipment. The company also builds custom/special-purpose machines (Sondermaschinen), supplies spare parts, and provides application technical consulting from its own technical center.

Product overview

WEGENER International is a German industrial machinery manufacturer specializing in plastic welding technology, serving as a technology leader since 1957. The product portfolio comprises a comprehensive range of interconnected systems organized into five main categories: (1) Warm Gas Welding Devices (Duratherm, Autotherm, Exotherm, Airtherm series) for manual and semi-automatic plastic welding; (2) Extrusion Welding Devices (EXWELD alpha, beta, gamma, sigma, hydrobeta, mini, aero series) ranging from 0.7 to 6.0 kg/h output capacity; (3) Butt Welding Machines (ST, SM, SC, KSM, SMS, MWD, SML series) for plate thicknesses from 1.5 to 100 mm with specialized variants for UHMW-PE, thin plates, and foam materials; (4) Bending Machines (BV, BM, UBM, UBD, PBM series) for plate bending and pipe bending; and (5) Testing Equipment (WEG, PHD Pro2, Wet Roof Pro, Dry Roof Pro, Airtest, Baustellen-Zugpruefgeraet) for quality assurance and weld inspection. The portfolio also includes specialized production machines (KBS for round containers, IWS for internal pipe welding, FTSM/SM 1220 for form parts, BWM/SWS/FFW for foam processing, LWS for linear welding, ESP/ESP IR for hinge production, PBW for pallet boxes) and accessories (heating elements, welding mirrors, used machines). WEGENER also provides custom machine construction and application consulting services.

Differentiator

Problem solved

Functional benefit

Brands

• WEGENER International: The primary commercial brand name used for all business operations
• WEGENER Welding

Products and services

• Duratherm3 Warm Gas Welding Device Warm gas welding device with integrated power control and temperature regulation, designed for ergonomic operation with compact dimensions and light weight for industrial thermoplastic welding applications.
• Autotherm4 Warm Gas Welding Device Warm gas welding device with integrated temperature regulation for precise control during thermoplastic welding operations in industrial settings.
• Exotherm Warm Gas Welding Device Warm gas welding device for industrial thermoplastic welding applications.
• Airtherm2 Warm Gas Welding Device Warm gas welding device with integrated air supply unit for portable operation in various industrial settings.
• EXWELD sigma4 SC TWISTY Extrusion Welder High-performance extrusion welding device delivering up to 1.8 kg/h output with twist-handle design for optimal ergonomics in thermoplastic welding.
• EXWELD alpha4 SC Extrusion Welder Extrusion welding device delivering up to 2.6 kg/h for processing thermoplastic materials in industrial applications.
• EXWELD beta4 SC Extrusion Welder High-capacity extrusion welding device with up to 4.7 kg/h output for heavy-duty plastic welding applications.
• EXWELD gamma4 EC Extrusion Welder Maximum-capacity extrusion welding device delivering up to 6.0 kg/h for large-scale industrial welding operations.
• EXWELD Pellet Extruder Pellet-based extrusion welding device with output ranging from 3 to 6.2 kg/h for processing raw plastic pellets in industrial thermoplastic welding.
• EXWELD hydro beta2 Extrusion Welder Hydro-based extrusion welding device delivering up to 4.8 kg/h for specialized thermoplastic welding applications.
• EXWELD mini F-C Extrusion Welder Compact extrusion welding device with up to 0.7 kg/h output for light-duty thermoplastic welding tasks.
• EXWELD aero Extrusion Welder Lightweight extrusion welding device designed for ease of use in various industrial thermoplastic welding settings.
• Geoweld Plus Film Welding Device Film welding device for material thicknesses from 1.0 to 4.0 mm, designed for quality-oriented welding of films and sealing membranes in geomembrane applications.
• ST 225/325/425 Butt Welding Machine Butt welding machine for plate thicknesses from 3 to 25 mm, featuring high efficiency, ergonomic design, and integrated touch screen control.
• SM x38 Butt Welding Machine Versatile butt welding machine for plate thicknesses from 3 to 30 mm, featuring patented mechanical synchronization of work tables.
• SM x48 Butt Welding Machine Versatile butt welding machine for plate thicknesses from 3 to 40 mm, available in lengths up to 6 meters.
• SM x58 Butt Welding Machine Versatile butt welding machine for plate thicknesses from 3 to 50 mm with Siemens S7-1500 control system.
• SM x68 Butt Welding Machine Versatile butt welding machine for plate thicknesses from 3 to 60 mm with VARIO clamping system and 90° welding device.
• SM x60 UHMW PE Butt Welding Machine Specialized butt welding machine for UHMW-PE materials (PE 500 and PE 1000) with plate thicknesses from 3 to 30 mm.
• SC Compact Butt Welding Machine Compact butt welding machine available in working widths of 1.0 m, 1.5 m, and 2.0 m with patented mechanical table synchronization.
• KSM Butt Welding Machine (Thin Plates) Butt welding machine specialized for thin plates and sheets with plate thicknesses from 1.5 to 10 mm.
• SMS Foam Welding Machine Specialized welding machine for foam materials with plate thicknesses from 10 to 100 mm, featuring Siemens SPS control.
• MWD Manual Butt Welding Machine Manual butt welding machine for working widths of 1.0 m, 1.5 m, and 2.0 m with high mobility and intuitive operation.
• SML Butt Welding Machine Butt welding machine with easy-run properties for processing materials with low joining forces or particularly thin plates.
• SML 3200 Pallet Welding Machine Pallet welding machine based on the proven SML series with patented synchronization for homogeneous welding pressure.
• KBS Container Welding Automation System Modular extrusion welding automation system for efficient production of round containers with diameters from 1 to 4 meters, featuring patented pneumatic 2-axis compensation.
• IWS Internal Round Welding System Internal round welding system for welding joints on concrete protection pipes or pipe liner segments with fully automated process.
• FTSM Form Part Welding Machine Form part welding machine for manufacturing series form parts with flexible drive configuration.
• SM 1220 Form Part Welding Machine Form part welding machine for producing various form parts with ergonomic and cost-effective machine concept.
• WAV Weld Bead Removal Device Automatic weld bead removal device for removing welding beads from butt welding processes, suitable for PE, PP, and UHMW-PE plates.
• KSV Edge Closing Device Cost-effective device for closing hollow chamber plates or hollow chamber sheet structures at the edge.
• KSA Edge Closing System Edge closing system for quick and high-quality sealing of edges of thermoplastic hollow chamber materials with patented edge closure technology.
• ESP Melt-Pressing Hinge Machine Melt-pressing machine for efficient production of hinges for foldable transport boxes from hollow chamber or honeycomb plates.
• ESP IR Infrared Hinge Machine Infrared melt-pressing machine for efficient hinge production with IR radiator technology for heating press zones.
• PBW Pallet Box Welding Machine Pallet box welding machine for efficient configuring of pallet boxes and transport boxes through butt welding process.
• BWM Block Welding Machine Automated block welding machine for surface welding of form-stable plastic foam plates into blocks, used in wind turbine rotor stiffening.
• SWS Foam Plate Welding Machine Automated plate or sheet welding machine for processing form-stable plastic foams with automatic plate feeding and welding.
• FFW Flat Foam Welding Machine Automated machine for surface welding of form-stable plastic foams such as insulation plates for flat roof insulation.
• HW Hot Wire Cutting Machine Hot wire cutting machine for configuring thermoplastic plastic foams and producing plates from plastic blocks.
• LWS Linear Extrusion Welding Automaton Linear extrusion welding automaton for efficient production of large rectangular containers with adjustable welding speed.
• BV x06 Bending Welding Device Compact heating element swing bending welding device for material thicknesses from 2 to 20 mm.
• BM x06A Bending Welding Machine Semi-automatic heating element swing bending welding machine for material thicknesses from 3 to 30 mm with microprocessor control.
• UBM U-Bending Machine U-bending machine for simultaneous production of two bending welding operations on plastic plates and sheets.
• PBM Pipe Bending Machine Automated pipe bending machine for producing pipe bends of SDR 11 and SDR 17 class with patented bending system that reduces outer wall thinning.
• WEG 100 High-Frequency Spark Tester High-frequency spark testing device for quick, cost-effective, and non-destructive leak testing of welds, coatings, and containers.
• WEG 24.2 Spark Tester Spark testing device suitable for material thicknesses from 1 mm to 30 mm with adjustable output voltage.
• PHD Pro2 6 DC Voltage Tester DC voltage testing device from 0.5 to 6 kV DC for testing non-conductive coatings and linings for porosity.
• PHD Pro2 30 DC Voltage Tester DC voltage testing device from 0.9 to 30 kV DC for testing coatings and linings in thickness range from 0.016 to 14.4 mm.
• PHD Pro2 40 DC Voltage Tester DC voltage testing device from 0.9 to 40 kV DC for testing coatings and linings in thickness range from 0.064 to 25.6 mm.
• Wet Roof Pro II Leak Detector Leak detection device for wet environments with microprocessor-controlled generator and detector.
• Dry Roof Pro2 Flat Roof Tester Flat roof testing device with adjustable sensitivity control and acoustic/visual fault indication.
• Airtest Seam Leak Tester Leak tester for overlap welded seams with test channel for economic and non-destructive testing of sealing membranes.
• Baustellen-Zugpruefgeraet Site Tensile Tester Site tensile testing device for qualitative site testing according to DVS standards for geomembrane welding.
• Custom Machine Engineering (Sondermaschinenbau) Custom machine construction services for customer- and product-specific solutions in thermoplastic welding and processing.
• Application Technical Consulting (Anwendungsberatung) Application technical consulting services including feasibility studies, process optimization, and process development support from WEGENER's own technical center and testing laboratory for plastic welding applications.
• Refurbished Welding Machines (Gebrauchtmaschinen) Refurbished welding machines with 6-month warranty and one-day free introduction to machine technology.

Quantifiable outcome

• Extended spare parts availability over large time windows for production security

Segments6 records

Ideal customer profiles6 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Scale indicators2 records

Recent moves6 records

Expansion highlights7 records

Broad incumbents

• Simona AG: German manufacturer of thermoplastic semi-finished products (sheets, rods, profiles, pipes) and related welding/fabrication equipment. While much larger and broader than WEGENER, Simona operates in the same thermoplastic processing ecosystem and offers welding equipment complementary to WEGENER's machines, making it a partial competitor and adjacent player.
• Rehau Industries SE & Co. KG: Global polymer solutions company with significant operations in industrial piping, automotive, and furniture/appliance thermoplastics. While not a direct welding equipment competitor, Rehau is both a potential customer and a competitor at the systems level for thermoplastic processing solutions overlapping with WEGENER's served verticals.
• Georg Fischer Piping Systems: Swiss multinational offering piping systems in plastics and metals for industrial, utility, and chemical applications. While a much broader incumbent with greater scale, GF overlaps with WEGENER in the thermoplastic pipeline and tank welding end markets and represents a competitive threat as a full-solution provider.

Direct peers

• Munsch Kunststoff-Schweißtechnik GmbH: German manufacturer of plastic welding machines including extrusion welders, butt welding machines, and hot-air welding equipment. Munsch competes head-to-head with WEGENER in DACH-region markets across similar thermoplastic welding applications such as tank construction and pipeline work.
• Miller Weldmaster: US-based manufacturer of industrial welding equipment for thermoplastic and technical fabrics, serving automotive, construction, geomembrane, and industrial fabric end markets. Directly comparable in offering extrusion and hot-air welding solutions with similar industrial customer overlap to WEGENER.
• Leister Technologies AG: Swiss-headquartered global leader in plastic welding, hot-air, and extrusion welding equipment. Leister is the closest direct competitor to WEGENER, with overlapping product lines (extrusion welders, hot-air welders, automated welding systems) and a similar focus on thermoplastic joining across construction, geomembrane, and industrial fabrication end markets.
• Bänninger Kunststoff-Schweißtechnik: German-based competitor in plastic welding equipment and plastic fabrication technology with overlapping product lines in extrusion and butt welding. Comparable mid-sized Mittelstand competitor to WEGENER in the European thermoplastic welding market.
• Drader Manufacturing: Canadian plastic welding equipment manufacturer producing extrusion welders, hand welding guns, and testing equipment for the plastics fabrication industry. Comparable niche specialty competitor to WEGENER with overlapping distribution into North America.
• Herz GmbH Kunststoff-Schweißtechnik: German specialist in plastic welding and hot-air welding equipment serving tank/container construction, pipeline, and industrial fabrication applications. Directly comparable product portfolio and customer base to WEGENER's butt welding and extrusion welding systems.

Regional players

• Roth Industries GmbH & Co. KG: German plastics and heating systems manufacturer with capabilities in plastic piping, tank systems, and related welding/joining solutions. Comparable in regional focus (DACH) and customer overlap in tank construction and pipeline applications, but with broader business lines beyond welding equipment.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/user/WegenerInternational
• Facebookfacebook.com/WEGENER-International-GmbH-215256085157498/?ref=page_internal
• LinkedInlinkedin.com/company/6557814

Revenue estimate

Valuation estimate

Number of profiles

Profiles8 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A1 record

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Wegener