What Kemppi does

Kemppi Oy is a Finnish, family-owned manufacturer of arc welding equipment and digital welding solutions, founded in 1949 in Lahti, Finland, and operating today from headquarters at Kempinkatu 1, 15810 Lahti. The company designs and produces MIG/MAG, TIG, stick, and robotic welding systems, including the Minarc M portable MIG/MAG family, the Master T premium TIG platform, the AX MIG Welder for 24/7 automated production, and the X5 FastMig Pulse for heavy fabrication. Its competitive differentiation rests on proprietary arc processes, notably MAX Speed (faster, cleaner welding), MAX Cool (reduced heat input to prevent warping, described as first of its kind in arc welding), MAX WeldClean (electrolytic cleaning for stainless steel), DeMagnetization Mode, and the Wise Arc process family. Kemppi also sells the WeldEye welding management software platform for WPS documentation and quality management, the Flexlite TX torch line, and a Beta family of welder PPE including helmets and supplied-air respirators, plus a wholly-owned subsidiary Trafimet Group Spa (Italy) for torches and cutting equipment.

Kemppi generated 209 MEUR of revenue in FY2023 and employs over 650 professionals across 16 country offices, with a distribution and partner network covering more than 70 countries globally. Revenue is split across four streams: welding equipment hardware sales (the core), digital solutions and software (WeldEye and WPS, structured as recurring subscriptions), technical services and training, and consumables and spares. The go-to-market is channel-led, relying on certified welding distributors, robotic-welding integrators, and regional offices rather than direct e-commerce, with quotation-based pricing for industrial equipment. Customer segments span large industrial welding companies, professional contractors, and specific verticals including automotive, defense and marine (notably Patria for armored vehicles and military vessels), construction, aerospace, and oil and gas. Kemppi reports no external private equity or venture capital backing, has remained under family ownership since founding, and celebrated its 75th anniversary in 2023.

Name

Kemppi

Legal name

Kemppi Oy

Website

https://kemppi.com

Company type

Private

Founded year

1949

Operating status

Operating

Headcount range

501–1,000 employees

Short description

Kemppi is a Finnish, family-owned manufacturer of arc welding equipment and digital welding solutions, serving industrial fabricators, professional contractors, and defense/marine customers through a 70-country partner network and its WeldEye software platform.

Ownership category

akta.pro rank

Product category

Arc Welding Equipment

NAICS

Welding and Soldering Equipment Manufacturing (333992)

SIC

Metalworkg Machinery & Equipment (3540), Electrical Industrial Apparatus (3620)

akta.pro primary industry

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

akta.pro secondary industry

Welding & Plasma Power Supplies (Industrial welders, cutting power sources) (IMAGADAI)

Keywords

• Arc welding equipment
• MIG MAG welding
• TIG welding systems
• Robotic welding automation
• Welding management software

Headquarters

HQ city

Lahti

HQ country

Finland

HQ region

Europe

Offices15 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Welding Equipment Hardware: Kemppi designs, manufactures and sells welding equipment including MIG/MAG, TIG, Stick welding machines, and robotic welding systems. Products range from portable machines to industrial automated systems.
2. Digital Solutions and Software: Welding management software (WeldEye), welding procedure specifications (WPS), and digital services for professional welding operations.
3. Services: Technical services, training, warranty, and support services for welding equipment.
4. Consumables and Spares: Consumables, spares, torches, and accessories for welding equipment.

Go-to-market motion1 record

Distribution channels3 records

Marketing channels6 records

Core offering

Kemppi designs, manufactures, and sells arc welding equipment — including MIG/MAG, TIG and MMA (Stick) welding machines, automated and robotic welding systems, welding torches, and welding personal protective equipment — together with the WeldEye welding management software. The offering is targeted at industrial welding companies, professional welding contractors, and manufacturing OEMs in sectors such as automotive, aerospace, construction, shipbuilding/marine, defense, and oil & gas, sold through a partner and direct subsidiary network spanning 70+ countries.

Product overview

Kemppi is the design leader in the arc welding industry, offering a comprehensive portfolio of welding equipment, digital solutions, and services. The product lineup centers on core welding systems: Minarc M (portable MIG/MAG), GX-R System (robotic welding torches), Master T (professional TIG), AX MIG Welder (robotic welding), X5 FastMig Pulse (industrial MIG/MAG), and Minarc T ACDC (multi-process TIG with weld cleaning). Supporting the equipment are Flexlite TX torches, Beta PPE products (helmets and supplied air systems), and WeldEye welding management software. Key proprietary processes include MAX WeldClean for electrolytic cleaning, MAX Cool for heat optimization, and MAX Speed for productivity gains. The company serves industrial welding companies through single contractors via a partner network spanning over 70 countries.

Differentiator

Problem solved

Functional benefit

Products and services

• Minarc M Portable MIG/MAG welding machine designed for light industrial, workshop, and on-site welding use by professional welders and small fabrication shops.
• GX-R System Integrated robot welding torch system built for robotic arc welding cells, providing the torch, mounting, and consumables package needed for automated welding.
• Master T TIG (GTAW) welding machine targeted at professional welders and industrial users requiring high-quality TIG welding for fabrication and repair work.
• AX MIG Welder Industrial robotic MIG welding system engineered for integration with robot cells and automated production lines in manufacturing environments.
• Minarc T ACDC Multi-voltage AC/DC TIG welding machine intended for professional welders who need portability and the ability to weld both ferrous and non-ferrous materials on site.
• MinarcMig Auto Automated MIG/MAG welding machine intended for mechanized welding setups where consistency and repeatability are required.
• X5 FastMig Pulse Industrial MIG/MAG welding solution with pulse welding capability, targeting heavy-duty industrial and manufacturing users that require high weld quality and productivity.
• WeldEye Subscription-based welding management software that provides welding procedure specification (WPS) management, weld quality traceability, welder qualification tracking, and production analytics for industrial welding operations.
• Flexlite TX TIG welding torches designed for use with Kemppi TIG welding power sources, sold as part of the welding equipment consumables and accessories offering.
• Beta e SH Welding face and neck shield attachment that expands the protective coverage of Kemppi Beta welding helmets for professional welders.
• Beta Fresh Air Supplied air respiratory protection system for welders, providing filtered breathing air during welding to protect against fume exposure in industrial and on-site environments.
• Beta (welding helmet) Auto-darkening welding helmet from Kemppi's Beta PPE family, providing eye, face, and head protection for professional welders across industrial and on-site applications.

Quantifiable outcome

• 10+ year product lifespan for welding equipment
• +1 more outcomes

Named customers4 records

Segments7 records

Ideal customer profiles4 records

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability1 record

Feature5 records

Partnerships

Three partnerships are on record, tiered core.

• WeldEyecoreTechnology or IntegrationWeldEye is Kemppi's proprietary welding management software platform that provides welding procedure specifications (WPS), documentation, and quality management for welding operations. It is marketed as a separate product and website.
• PatriacoreStrategic or Co-development PartnerPatria is a Finnish defense and security company. Kemppi exhibited at Eurosatory 2026 with Patria discussing what matters in demanding defense production: quality, reliability, and trust for armored wheeled vehicles and life cycle support services.
• Trafimet GroupcoreOthersTrafimet is a subsidiary company under Kemppi Group, specializing in welding torches and cutting equipment. The company has its own careers site and operations in Italy.

Scale indicators6 records

Recent moves7 records

Expansion highlights5 records

Direct peers

• Miller Electric (ITW): Miller Electric is a US-based designer and manufacturer of arc welding and cutting equipment under ITW. It overlaps with Kemppi across portable MIG/TIG machines, industrial automation and the same professional welding contractor base.
• OTC Daihen: OTC Daihen is a Japanese manufacturer of arc welding robots, welding power sources and positioning equipment. It directly competes with Kemppi's AX MIG Welder and GX-R robotic torch systems in automated MIG/MAG welding applications.
• ESAB Corporation: ESAB manufactures welding and cutting equipment, filler metals and automation solutions for industrial customers worldwide. It competes head-to-head with Kemppi in MIG/MAG, TIG and robotic welding systems serving similar industrial and shipyard end markets.
• Fronius International: Fronius is an Austrian family-owned welding division building MIG/MAG, TIG and robotic arc welding systems with proprietary process names (e.g., PMC, LSC). It is one of Kemppi's closest European competitors on process technology and similar family-owned ownership profile.
• Lincoln Electric: Lincoln Electric is the largest global manufacturer of arc welding equipment, consumables and cutting systems. It directly competes with Kemppi across MIG/MAG, TIG, stick and robotic welding, and is the most obvious scale benchmark for Kemppi's product portfolio.
• CLOOS Schweisstechnik: CLOOS is a German specialist in arc welding technology and robotic welding systems, now owned by Yaskawa. It competes directly with Kemppi in heavy-duty automated MIG/MAG welding for industrial fabricators.

Broad incumbents

• Panasonic Welding Systems: Panasonic's welding division supplies arc welding equipment, robots and welding software globally. It is a broader incumbent competing with Kemppi in automated welding across automotive and electronics assembly, with a wider corporate parent.
• Yaskawa Motoman (robotics): Yaskawa is a leading industrial robotics OEM whose welding robot cells incorporate third-party welding power sources. As Kemppi's GX-R/AX systems are increasingly integrated with such robot arms, Yaskawa is both a partner and an incumbent competitor in welding automation.
• Hypertherm (now part of Hypertherm Associates): Hypertherm Associates is a US manufacturer of cutting and welding systems including plasma cutters, software and automation. It is a broader incumbent that overlaps with Kemppi in metal fabrication shops but specializes more in cutting than arc welding.

Emerging players

• EWM (Eisenwerk Württemberg): EWM is a German family-owned manufacturer of MIG/MAG and TIG arc welding equipment with proprietary forceArc and other processes. It is an emerging European specialist peer with a comparable family-owned structure and process-led differentiation strategy to Kemppi.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks5 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/kemppi-oy
• Instagraminstagram.com/kemppi
• Xx.com/kemppi_welding
• Facebookfacebook.com/kemppithejoyofwelding

Revenue estimate

Valuation estimate

Number of profiles

Profiles8 records

Subsidiaries1 record

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 Kemppi