Oy Klim-Ko

What Oy Klim-Ko does

Oy Klim-Ko Ltd is a Finnish privately-held industrial manufacturer founded in 1993 and headquartered in Lohja, approximately 75 km southwest of Helsinki. The company designs, manufactures, and supplies specialized components and spare parts primarily for the international paper, paperboard, and pulp converting industry, with secondary applications in nonwoven, packaging, and other converting sectors. Its product portfolio is organized around four core lines: mechanical and pneumatic expanding core chucks (covering core diameters from 69-500 mm), slitter-winder spare parts and components for specialty Valmet and Jagenberg/Voith winders (71-153 mm range), Atem-branded pneumatic shafts sourced via an Italian partnership, and Slittec-branded knife holders and cutting systems sourced via a German partnership.

The company's technical differentiation rests on in-house product development, design, and manufacturing capabilities accumulated over nearly four decades in the winder business. Klim-Ko emphasizes durable, long-life construction, improved dimensional accuracy, and customization for heavy-duty, high-torque applications. It markets itself as a quality leader rather than a volume producer, offering 2-year guarantees on shafts and slitter-winder parts.

The business model combines one-time hardware sales with recurring aftermarket services. Hardware revenue comes from direct sales of components to paper mills, paperboard manufacturers, and OEM machinery builders. Service revenue derives from in-house and on-site overhaul, renovation, modernization, installation, alignment, and technical consultation for winders, which often develops into ongoing maintenance relationships. The company operates a direct enterprise field-sales motion through a sales director and technical manager, with no intermediaries. Approximately 60% of revenue is generated from exports, indicating a globally distributed customer base, though specific geographic or revenue breakdowns are not disclosed.

Name

Oy Klim-Ko

Legal name

Oy Klim-Ko Ltd

Website

https://klim-ko.fi

Company type

Private

Founded year

1993

Operating status

Operating

Headcount range

11–50 employees

Short description

Oy Klim-Ko is a Finnish manufacturer of mechanical and pneumatic core chucks, slitter-winder spare parts, pneumatic shafts, and knife holders for the global paper, paperboard, and converting industries, with 60% export share.

Ownership category

akta.pro rank

Headquarters

HQ city

Lohja

HQ country

Finland

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Industrial Equipment and Components Sales: Klim-Ko generates primary revenue through the design, manufacture, and sale of industrial equipment and spare parts including core chucks, slitter winder parts, pneumatic shafts, and knife holders. Products are sold directly to paper industry customers worldwide with 60% export share. Revenue is one-time per transaction with repeat purchase cycles driven by replacement and maintenance needs.
2. After-market Services: Revenue generated from overhaul renovation, modernization, installation, alignment, and consultation services for winders and Klim-Ko products. Services are provided both in the company's own workshop and on-site at customer facilities. Service relationships often lead to ongoing maintenance contracts.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels2 records

Core offering

Oy Klim-Ko designs, manufactures, and delivers state-of-the-art industrial components and spare parts primarily for the international paper, paperboard, and converting industry. The company's core offerings include mechanical and pneumatic expanding core chucks (core range 69–500 mm), slitter winder parts and spare parts, pneumatic shafts, and knife holders/cutting systems, complemented by overhaul, modernization, installation, and consultation services.

Product overview

Oy Klim-Ko is a Finnish manufacturing company that designs and produces state-of-the-art equipment and components primarily for the international paper, paperboard, graphic, and converting industry. The product portfolio centers on four main product lines: (1) Core chucks — including mechanical expanding core chucks (71–306 mm), mechanical expanding step core chucks, mechanical expanding quick change core chucks, and pneumatic expanding core chucks (69–500 mm); (2) Slitter winder parts — including single-drum slitters, spare parts for winders (71–153 mm diameter range), and spreader and leading section rolls; (3) Pneumatic shafts (Atem branded); and (4) Knife holders and cutting systems (Slittec branded). The company also offers complementary services including overhaul/renovation, modernization, on-site installation and alignment, and technical consultation. All core products are manufactured in-house with a focus on high quality, extended lifetime, and increased safety. The company holds nearly 40 years of experience in the paper industry since its founding in 1993.

Differentiator

Problem solved

Functional benefit

Products and services

• Mechanical Expanding Core Chucks Mechanical expanding core chucks with diameters from 71-306 mm, suitable for heavy models and multiple core materials, designed with optional sensor or core kicker for industrial paper winding applications. Built on nearly 30 years of manufacturing experience.
• Mechanical Expanding Step Core Chucks Step core chucks available in basic or combination configurations for various industrial winding applications.
• Mechanical Expanding Quick Change Core Chucks Quick change core chucks designed for rapid installation to minimize downtime during production changeovers.
• Pneumatic Expanding Core Chucks State-of-the-art pneumatic expanding core chucks with core range 69-500 mm, designed for high torque, high roll weight, and long lifetime applications.
• Single-Drum Slitter Winders Single-drum slitter winders designed for specialty paper industry applications, including specialty Valmet and Jagenberg/Voith winders.
• Spare Parts for Winders Comprehensive spare parts for winders with diameters from 71-153 mm (including inch diameters), featuring improved dimensional accuracy, longer life-cycle, 2-year guarantee, and maintenance services by Klim-Ko.
• Spreader and Leading Section Rolls Innovative spreader and leading section rolls with own design available in multiple diameters for slitter winder applications.
• Atem Pneumatic Shafts Light-weight pneumatic shafts with secure design, high quality construction, and custom technical dimensions per customer requirements. Includes 2-year guarantee and maintenance by Klim-Ko.
• Slittec Knife Holders and Cutting Systems Knife holders and cutting systems for paper, nonwoven, and packaging industries, covering longitudinal slitting, cross cutting, edge trim removal systems, retrofit, automation, 3D-scanning, and slitting systems upgrades.
• Overhaul and Renovation Services Top-class overhaul services for all Klim-Ko manufactured products, including overhaul in workshop and on-site field service.
• Modernization Services Modernization services for winders including small mechanical modernizations, plus consultations and trainings for specialty Valmet and Jagenberg/Voith winders.
• On-site Installation and Alignment On-site product installation and maintenance services at customer installation sites, with nearly 20 years of installation and alignment experience.
• Consultation Services Technical consultation services including special statements and time schedules for core chuck servicing, with over ten years of experience in this range.

Quantifiable outcome

• Core chuck core range from 69-500mm covering broad industrial applications
• +2 more outcomes

Named customers3 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

Two partnerships are on record, tiered core.

• Slittec GmbHcoreTechnology or IntegrationSlittec is a German company and expert for knife holders and cutting systems for different industries such as the paper, nonwoven, or packaging industry. Klim-Ko partners with Slittec to offer longitudinal slitting applications, cross cutting concepts, edge trim removal systems, retrofit solutions, automation, 3D-scanning, and slitting systems upgrades to their customers.
• AtemcoreTechnology or IntegrationAtem is an Italian company specializing in pneumatic shafts. Klim-Ko offers Atem pneumatic shafts as part of their product portfolio, featuring light-weight structures, secure design, high quality construction, and custom technical dimensions according to customer requirements. Klim-Ko provides maintenance services and a 2-year guarantee for these products.

Scale indicators4 records

Recent moves5 records

Expansion highlights5 records

Broad incumbents

• Valmet: Valmet is a large Finnish pulp, paper, and energy OEM that was Klim-Ko's original subcontracting customer. While Valmet sells full winder systems and could integrate vertically, its installed base is precisely the platform that Klim-Ko's specialty spare parts and overhauls serve.
• Comexi Group: Comexi is a Spanish-based broader incumbent in flexible packaging and converting machinery, with slitting, laminating, and winding equipment. It addresses a wider portfolio of converting needs than Klim-Ko, but overlaps on slitting and winding components for paper/packaging converters.
• BW Papersystems: BW Papersystems, part of Barry-Wehmiller, supplies a broad range of paper and packaging converting machinery including sheeters, winders, and rewinder components. It is a broader incumbent than Klim-Ko, but competes in adjacent winder and slitter aftermarket and OEM component markets.
• Andritz: Andritz is a large Austrian-based global supplier of pulp, paper, and converting equipment. It operates at much broader scope than Klim-Ko, but its winder systems and aftermarket service group compete for the same paper industry capital and spare-parts spend as Klim-Ko.

Direct peers

• Double E Company: Double E Company manufactures core chucks, pneumatic shafts, and web-handling components for paper, film, and foil converters. Its core chuck and shaft offering is highly comparable to Klim-Ko's primary product lines, serving the same converting industry customers.
• Pasaban: Pasaban is a Spanish manufacturer of slitting and rewinding machinery for paper, board, and specialty materials. It competes with Klim-Ko's slitter winder parts offering and serves paper mills and converters across Europe and internationally.
• TIDLAND (Maxcess): TIDLAND, part of Maxcess, manufactures core chucks, slitter blades, and knife holders for the converting and paper industries — directly overlapping Klim-Ko's core product portfolio. Like Klim-Ko, TIDLAND serves paper mills and OEMs globally with precision winding and cutting components.
• Parkinson Technologies: Parkinson Technologies designs and manufactures web-handling machinery, winders, and unwinders for the paper, film, and foil converting industries. Its product portfolio in web tensioning, winding, and converting components is directly comparable to Klim-Ko's specialty winder parts business.
• Gämmerler: Gämmerler GmbH is a German maker of unwinding, winding, and stacking systems for the paper and converting industry. Like Klim-Ko, it supports paper mills and converters with both capital equipment and aftermarket services across European and export markets.
• A.Celli Group: A.Celli Group is an Italian manufacturer of winders, slitters, and rewinding equipment for paper, tissue, and nonwovens. It overlaps with Klim-Ko's slitter winder parts and conversion equipment offerings, serving the same mill and converting customers in Europe.

Market position

Strengths5 records

Weaknesses4 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/oy-klim-ko-ltd

Revenue estimate

Valuation estimate

Number of profiles

Profiles4 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 Oy Klim-Ko