What Purso-Tools does

Purso-Tools Oy is a Finnish precision manufacturing company headquartered in Pori, Finland, specializing in heavy-duty engine components. Founded in 1924 and operating as an independent family business, the company self-describes as the world's leading manufacturer of heavy-duty camshafts, with a strong secondary position in heavy-duty connecting rods and additional capability in machining of demanding casting components such as cylinder heads, engine blocks, brackets, covers, exhaust components, and bearing housings. Products are manufactured from components in the 1–2,500 kg size range and serve global diesel and gas engine original equipment manufacturers, with the company delivering exclusively to OEMs and their official license holders.

The company's underlying technology is built around a modern 7,500 m² temperature-controlled facility equipped with 18 Horizontal Machining Centers (six connected to FMS), 6 CNC lathes, multi-axis millturn machines, 10 CNC/NC grinding machines, 3 Mitutoyo coordinate measuring machines, and 3 non-destructive testing benches. A 60-meter Flexible Manufacturing System with a 100-station pallet changer supports both manual loading for smaller series and robot loading for larger series. In-house heat treatment capabilities include case hardening, induction hardening, and vacuum hardening. A decade-long partnership with Mitutoyo provides access to ultra-precise metrology including the Strato-Apex 9106 coordinate measuring machine. The company is certified to ISO 9001, ISO 14001, OHSAS 18001, and DNV 45000, and holds individual customer certifications from Caterpillar, Volvo, Wärtsilä, Rolls-Royce, Sandvik, Hyundai, Mitsubishi, and MAN Diesel & Turbo, plus nuclear application delivery approval.

Purso-Tools operates a direct enterprise B2B sales motion targeting global machine and engine manufacturers, with over 70% of production exported internationally. Pricing is quote-based and not publicly disclosed, typical for B2B precision manufacturing. Revenue is generated from hardware sales of camshafts and connecting rods and from custom machining services for castings. The company reports approximately €15M in annual sales (with projections rising to approximately €19.5M) on a workforce that has scaled from 65 to nearly 100 employees, and serves a customer base spanning 16+ named global OEMs across heavy-duty diesel and gas engines, marine, power generation, and heavy machinery.

Name

Purso-Tools

Legal name

Purso-Tools Oy

Website

https://purso-tools.fi

Company type

Private

Founded year

1924

Operating status

Operating

Headcount range

51–100 employees

Short description

Purso-Tools Oy is a Finnish independent family-owned manufacturer founded in 1924, producing heavy-duty camshafts and connecting rods for global diesel and gas engine OEMs. The company operates a 7,500 m² precision machining facility in Pori, exporting over 70% of production worldwide.

Ownership category

akta.pro rank

Product category

Heavy-Duty Engine Components Manufacturing

NAICS

Engine, Turbine, and Power Transmission Equipment Manufacturing (33361)

SIC

General Industrial Machinery & Equipment (3560)

akta.pro primary industry

Metal Forming & Fabrication Machines (Presses, Bending, Shearing, Stamping) (IMAHADAC)

Keywords

• Heavy-duty camshafts
• Connecting rods
• Castings machining
• Engine components manufacturing
• Precision machined parts

Headquarters

HQ city

Pori

HQ country

Finland

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, Infrastructure

Revenue model

1. Heavy-duty Camshaft Manufacturing: Manufacturing and sale of heavy-duty camshafts to global machine and engine manufacturers. Primary revenue driver representing world's leading market position.
2. Heavy-duty Connecting Rod Manufacturing: Manufacturing and sale of heavy-duty connecting rods to diesel and gas engine manufacturers. Strong market position with dozens of different connecting rod types in daily production.
3. Casting Component Machining: Machining of demanding casting components including cylinder heads, small engine blocks, brackets, covers, exhaust components and bearing housings.
4. Custom Machining Services: Complete machining services and assembly for complex components with full in-house manufacturing capability.

Go-to-market motion2 records

Distribution channels1 record

Marketing channels5 records

Core offering

Purso-Tools manufactures heavy-duty camshafts and connecting rods and provides precision castings machining for large diesel and gas engine applications. The company produces machined components in low to medium batch sizes at its 7,500 m² facility in Pori, Finland, supplying global machine and engine builders. Operations are supported by an in-house pattern workshop and a fully equipped heavy-machining production line with CNC, grinding, and measurement equipment.

Product overview

Purso-Tools is the world's leading manufacturer of heavy-duty camshafts and a significant producer of heavy-duty connecting rods for global diesel and gas engine manufacturers. The company offers a comprehensive portfolio of precision machining services and products: (1) Core Products: Camshafts (segments, individual cams, long camshafts, assemblies, including Common-Rail pump applications), Connecting Rods (serialized, certified materials, NDT tested), and Casting Machining (cylinder heads, engine blocks, brackets, exhaust components, bearing housings); (2) Manufacturing Equipment: Extensive machinery including 18 Horizontal Machining Centers (6 FMS-connected), 6 CNC Lathes, Millturn Machines, 10 CNC Grinding Machines, 3 Mitutoyo Coordinate Measuring Machines, and 3 NDT benches; (3) Production Systems: A 60-meter FMS line with 100-station pallet changer enabling high automation for complex components. The company operates from a 7500 m² temperature-controlled facility in Pori, Finland, serving original engine manufacturers with components in the 1-2500 kg size range.

Differentiator

Problem solved

Functional benefit

Products and services

• Heavy-Duty Camshafts Heavy-duty camshafts manufactured for large diesel and gas engines, delivered to global machine and engine manufacturers. The flagship product of Purso-Tools, positioned as the world's leading supply of heavy-duty camshafts.
• Connecting Rods Precision-machined connecting rods for heavy-duty engine applications, produced at the Pori facility for global engine manufacturers.
• Castings Machining Precision machining of castings for heavy-duty engine and machinery applications, leveraging CNC machining centers, millturn machines, and the company's flexible manufacturing system.

Quantifiable outcome

• Component manufacturing efficiency optimized for 1-2500 kg size range
• +3 more outcomes

Named customers16 records

Segments4 records

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

One partnership is on record.

• MitutoyocoreTechnology or IntegrationPartnership spanning more than a decade with Mitutoyo providing coordinate measuring machines (CMMs), surface roughness testers, and other measurement equipment for quality control in Purso-Tools' production of camshafts and connecting rods. Mitutoyo recently relocated and expanded its Finnish office near Tampere, nearly doubling its facility size and now offering contract measurement services including access to an ultra-precise Strato-Apex 9106 coordinate measuring machine.

Scale indicators9 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Tupy S.A. Brazil-based global producer of engineered cast and machined iron components for engines, including cylinder heads, engine blocks, and bearing housings—overlapping with Purso-Tools' casting machining product line serving heavy-duty engine OEMs.
• Linamar Corporation: Canadian precision manufacturer of engine, transmission, and driveline components for global automotive and industrial customers. Linamar operates dedicated powertrain machining operations comparable to Purso-Tools' heavy-duty component capabilities.
• Federal-Mogul (Tenneco/DRiV): Historic U.S.-based manufacturer of engine components including camshafts, pistons, rings, and bearings, supplying global OEMs. Federal-Mogul (now part of Tenneco's DRiV business) operates in the same heavy-duty engine component space as Purso-Tools with overlapping customer relationships.
• Martinrea International: Canadian tier-1 automotive supplier producing lightweight engine, powertrain, and chassis components through precision machining and forming. Martinrea's powertrain product line is directly comparable to Purso-Tools' precision engine component manufacturing.
• CIE Automotive: Spanish-listed global supplier of automotive components with significant presence in engine and powertrain machining. CIE Automotive competes in the precision component manufacturing space across similar OEM customer segments as Purso-Tools.
• Bharat Forge: India-based world's largest forging company producing camshafts, connecting rods, crankshafts, and other engine/powertrain components for global OEMs. Bharat Forge competes in the same heavy-duty engine component space as Purso-Tools at much larger scale.
• Hirschvogel: German-based independent specialist in forged and machined powertrain components including camshafts, connecting rods, and gear components. Hirschvogel is the closest analog to Purso-Tools as a privately held, niche-focused supplier of heavy-duty engine components to global OEMs.

Broad incumbents

• Mahle GmbH: Large German automotive supplier with extensive engine components portfolio including pistons, cylinder liners, bearings, and valve train components. Mahle serves the same heavy-duty engine OEMs as Purso-Tools but as a much larger, broadly diversified incumbent.
• Rheinmetall AG (KSPG / Automotive): German industrial group whose automotive division (formerly KSPG / Kolbenschmidt Pierburg) produces engine components including pistons, cylinder liners, and pumps. The Automotive segment overlaps with Purso-Tools' customer base but operates as a much larger, diversified supplier.
• ThyssenKrupp (Automotive Components): German industrial conglomerate with historical automotive components operations (forged and machined engine and driveline components). ThyssenKrupp's metal forming and component operations compete in adjacent segments with Purso-Tools, though as a much larger diversified player.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights8 records

Customer concentration

• YouTubeyoutube.com/channel/UCe7Rojgch0Qdgi27rBjFUlQ
• LinkedInlinkedin.com/company/purso-tools-oy

Compliance6 records

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 Purso-Tools