Supfina

What Supfina does

Supfina is a privately-held German specialty machine builder founded in 1951, headquartered in Wolfach, with wholly-owned technology centers in North Kingstown, Rhode Island (USA) and Jiaxing (China). The company designs and manufactures precision surface finishing equipment across four technology families — superfinishing (micro-finishing / short-stroke honing), flat finishing, fine grinding, and double-disk grinding — alongside a portfolio of more than 10,000 attachments that integrate into customers' existing lathes and grinding machines. Core technical differentiators include a proprietary oscillator design rated as superior to mechanical alternatives, surface finish capability of Ra < 0.05 µm, and 75 years of accumulated process know-how concentrated in narrow bearing-raceway and automotive-component applications.

The company's product portfolio spans capital equipment (Spiro series, Planet V and Planet BD double-disk grinders, BaseFlex, CenFlex, RaceFlex, RacePro 4000, RollerPro, Nano), add-on modules (LeanSystems, Supfina Fact for turret lathes, Supfina One compact machine, Spiro Loader, Speedfinish), and robotic automation cells. Revenue is generated primarily through hardware sales of machines and attachments under quote-based, multi-year contracts with industrial enterprise buyers, supplemented by contract processing (Lohnbearbeitung) job-shop services, retrofit and IoT upgrading, used machine resale, and equipment rental. End markets are led by roller bearings and automotive (both flagged as primary segments), with secondary segments in aerospace, hydraulics, medical technology, precision optics, and additive manufacturing post-processing.

Supfina operates a global go-to-market combining direct sales from three technology centers, a representative network spanning six continents and more than 40 countries (including Master Abrasives in the UK, SUNNEN ITALIA, Bienfait in the Netherlands, Chrystec in India, Exstream in Japan, DKSH in Taiwan, Maquitec in Mexico, and the newly added MAERB REPRESENTACOES in Brazil), and a mobile roadshow for on-site customer demonstrations. Marketing channels include a multi-language website (German, English, French, Chinese), LinkedIn, YouTube, Instagram, Xing, a partner portal, and active participation in major industry trade shows (IMTS, AMB, MACH Birmingham, MEDICA, MSV Brno, Metal Madrid, Maktek Eurasia). With 200+ employees, a 60% export ratio, and named enterprise customers including Saurer, BWI, The Timken Company, and MPS Microsystems, Supfina functions as a classic German Mittelstand niche leader with deep application expertise and broad geographic coverage but no disclosed financial metrics.

Name

Supfina

Legal name

Supfina Grieshaber GmbH & Co. KG

Website

https://supfina.com

Company type

Private

Founded year

1951

Operating status

Operating

Headcount range

51–100 employees

Short description

Supfina manufactures precision surface finishing machines — superfinishing, fine grinding, flat finishing, and double-disk grinding — for industrial customers in automotive, bearings, aerospace, hydraulics, and medical technology, operating globally from Germany, USA, and China.

Ownership category

akta.pro rank

Product category

Industrial Surface Finishing Machinery

NAICS

Machine Tool Manufacturing (333517), Other General Purpose Machinery Manufacturing (3339)

SIC

Special Industry Machinery (No Metalworking Machinery) (3550), General Industrial Machinery & Equipment (3560)

akta.pro primary industry

Grinding, Honing & Superfinishing Equipment (IMAHADAE)

Keywords

• Superfinishing machines
• Fine grinding equipment
• Double disk grinding
• Surface finishing technology
• Precision abrasive machining

Headquarters

HQ city

North Kingstown

HQ country

United States

HQ region

North America

Offices5 records

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 Machinery Manufacturing: Supfina manufactures and sells precision surface finishing machines including superfinishing machines, fine grinding machines, and double-disk grinding machines. These are capital equipment purchases, typically sold directly to manufacturing customers.
2. Attachments and Tools: Sale of superfinishing attachments, add-on units for lathes and grinders, and complete LeanSystems with automation. Also includes stone and tape attachments for various workpieces.
3. Contract Processing (Lohnbearbeitung): Job-shop style contract machining services using Supfina's machines for customers experiencing production bottlenecks. Services include superfinishing, fine grinding, double-disk grinding, cleaning, quality assurance, logistics, and process consulting.
4. Used Machines: Sale of demonstration, leasing return, and used machines directly from Supfina, providing immediately available, operational and reliable equipment.
5. Retrofit and Upgrading Services: Modernization services including rebuild, retrofit, automation, and IoT retrofitting for existing Supfina machines and other equipment.
6. Rental Equipment: Flexible rental of attachments allowing customers to test technology or respond to production peaks without upfront investment.

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels9 records

Core offering

Supfina manufactures and sells precision surface finishing machines and attachments, including superfinishing machines, fine grinding machines, double-disk grinding machines, and flat finishing machines. The company also offers attachments (LeanSystems) that integrate into existing carrier machines, plus contract processing, retrofit, and used machine services for industrial manufacturers worldwide.

Product overview

Supfina is a precision surface finishing technology company offering a comprehensive portfolio of machines and attachments for superfinishing, flat finishing, fine grinding, and double-disk grinding. The core product line includes the Spiro series for fine grinding, Planet V and Planet BD for double-disk grinding, and various Superfinishing machines (BaseFlex, CenFlex, MultiFlex, Nano, RaceFlex, RacePro, RaceX, RollerPro). Supporting the machine portfolio are attachment products (LeanSystems) including the Supfina One compact system and Supfina Fact for turret lathes, as well as the Spiro Loader automation system and Speedfinish technology. The company also provides turnkey solutions, contract processing services, and used/reconditioned machines. Founded in 1951, Supfina operates globally with facilities in Germany (Wolfach), USA (North Kingstown, RI), and China (Jiaxing), serving industries including automotive, aerospace, bearings, hydraulics, and medical technology.

Differentiator

Problem solved

Functional benefit

Brands

• LeanSystems: Compact automation and attachment solutions for machine integration
• Supfina Attachments
• Supfina One
• Supfina Planet BD
• Supfina Planet V
• Supfina Spiro Series
• Supfina Fact

Products and services

• Superfinishing Machines Precision micro-finishing machines for achieving surface roughness below Ra 0.05 µm, used for raceway machining for roller bearings, throughfeed machining for rolling elements, grooving for shafts, and spherical machining for ball bearings. For industrial bearing and component manufacturers.
• Flat Finishing Machines Machines for flat surface finishing applications, suitable for various industrial requirements including automotive and precision components. For manufacturers requiring flat surface finishing.
• Fine Grinding Machines Precision abrasive machining equipment for fine grinding of workpieces with opposite parallel planes, such as wafers and valve covers. For manufacturers of precision components requiring tight parallelism.
• Double-Disk Grinding Machines High-precision double-disk grinding machines for mass production of flat parts with maximum parallelism and flatness, including the Planet V series. For manufacturers in automotive, bearings, and general industrial sectors.
• Planet V Vertical spindle arrangement double-disk grinding machine offering highest workpiece end quality while reducing piece costs for high-volume flat part production.
• Planet BD Double-disk grinding solution specifically designed for grinding coated brake discs. For automotive brake disc manufacturers.
• Spiro Series Fine grinding machine series (F5, F7) for producing highly precise plan-parallel functional surfaces, with quick and uncomplicated settings for wide application variety.
• LeanSystems Attachments Superfinishing attachments and add-on units for lathes and grinders, including complete LeanSystems with automation. Over 10,000 devices in use worldwide.
• Supfina One Compact superfinishing machine designed for small to medium batch sizes with intuitive touchscreen operation, optimized for the Supfina Tape Finishing Attachment 210.
• Supfina Fact Compact belt finishing attachment specially designed for mounting on turret lathes, enabling superfinishing directly in the main process.
• BaseFlex Vertical superfinishing machine for processing crankshafts and camshafts with NC dual-pallet shuttle for truck and passenger car applications.
• CenFlex 1 Superfinishing machine for processing passenger car crankshafts.
• CenFlex 2 Superfinishing machine for processing passenger car crankshafts with enhanced capacity.
• MultiFlex Superfinishing machine for processing cylindrical and shaft-shaped workpieces with finish stone or finish tape.
• Nano Compact superfinishing machine for planar processing of components such as camshaft adjusters, planetary gears, bearing race faces, and valve plates.
• RaceFlex Superfinishing machine for processing ball and roller bearings, inner and outer rings.
• RacePro 4000 Superfinishing machine for processing cylindrical and tapered roller bearings, inner and outer rings.
• RaceX Superfinishing machine for processing cylindrical and tapered roller bearings, inner and outer rings with extended capacity.
• RollerPro Superfinishing machine for processing cylindrical workpieces including bearings, piston pins, and shock absorber rods.
• Spiro Loader Automated part handling system for the Spiro series that automates loading and unloading of carrier discs for efficient, reproducible production.
• Speedfinish Speed finishing device for processing rollers for paper, printing, and steel industries.
• Robotics Solutions Robotic automation solutions and flexible robot cells for precision machining operations.
• Contract Processing Services Job-shop style contract machining services including superfinishing, fine grinding, double-disk grinding, cleaning, quality assurance, logistics, and process consulting. For customers experiencing production bottlenecks.
• Retrofit and Upgrading Services Modernization services including rebuild, retrofit, automation, and IoT retrofitting for existing Supfina machines and other equipment.
• Used Machines Sale of demonstration, leasing return, and used machines directly from Supfina, providing immediately available, operational and reliable equipment.
• Tools and Spare Parts Sale of tools, stones, tape attachments, and spare parts for various workpieces and Supfina machines.

Quantifiable outcome

• Surface quality Ra < 0.05 µm achieved through superfinishing
• +3 more outcomes

Named customers5 records

Segments12 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature8 records

Partnerships

14 partnerships are on record, tiered core.

• New Representation in Brazil (MAERB REPRESENTACOES)coreChannel Partner/ Reseller/ Distributor · 20 May 2025New representation partnership established in Brazil to serve the South American market. MAERB REPRESENTACOES E SERVICOS LTDA located in Curitiba handles sales and service for Brazil.
• Master Abrasives LimitedcoreChannel Partner/ Reseller/ DistributorUK representative for Supfina, hosting Supfina at trade shows including MACH Birmingham. Located in Daventry, Northants, UK.
• SKTechnikcoreChannel Partner/ Reseller/ DistributorPartner in Czech Republic representing Supfina at MSV trade show in Brno.
• CepromacoreChannel Partner/ Reseller/ DistributorSpanish partner representing Supfina at Metal Madrid trade show.
• KULAcoreChannel Partner/ Reseller/ DistributorTurkish partner hosting Supfina at Maktek Eurasia trade show in Istanbul.
• SUNNEN ITALIA S.r.l.coreChannel Partner/ Reseller/ DistributorItalian representative for Supfina products, located in Arese (MI), Italy.
• Bienfait bvcoreChannel Partner/ Reseller/ DistributorDutch representative for Supfina, located in Haarlem, Netherlands.
• CRON-TEK OYcoreChannel Partner/ Reseller/ DistributorFinnish representative for Supfina, located in Helsinki, Finland.
• SchirnhofercoreChannel Partner/ Reseller/ DistributorAustrian representative for Supfina, located in Enzesfeld Lindabrunn, Austria.
• Isotek Spólka zo.o.coreChannel Partner/ Reseller/ DistributorPolish representative for Supfina, located in Poznań, Poland.
• Chrystec Machine Tools Pvt Ltd.coreChannel Partner/ Reseller/ DistributorIndian representative for Supfina, located in Bangalore, India.
• Exstream Corp.coreChannel Partner/ Reseller/ DistributorJapanese representative for Supfina, located in Kanagawa, Japan.
• DKSH Taiwan Ltd.coreChannel Partner/ Reseller/ DistributorTaiwan representative for Supfina, located in Taipei City, Taiwan.
• Maquitec Máquinas y Equipos Técnicos S.A. de C.V.coreChannel Partner/ Reseller/ DistributorMexican representative for Supfina, located in El Marqués, Querétaro, Mexico.

Scale indicators6 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Sunnen Products Company: US-based global leader in honing and superfinishing machines, the closest head-to-head competitor to Supfina across roller bearings, hydraulic, and automotive applications.
• Nagema (Nagel Maschinen- und Werkzeugfabrik): German precision honing machine manufacturer focused on high-precision internal finishing for bearings and hydraulic components, directly competing with Supfina's superfinishing line in Europe.
• United Grinding Group (Studer / Walter / Schaudt): Swiss-headquartered machine tool group covering cylindrical grinding (Studer), tool grinding (Walter), and non-circular grinding (Schaudt); broad product overlap with Supfina in high-precision grinding for bearings and automotive.
• Okamoto Corporation: Japanese manufacturer of surface, profile, and creep-feed grinding machines; overlaps with Supfina's fine grinding and double-disk grinding lines for precision components.
• EMAG Group: German precision machining specialist offering turning, grinding, and gear-cutting systems; competes with Supfina in automotive component finishing, particularly for high-volume serial production.
• Danobat: Spanish precision grinding and turning machine builder serving bearings, railway, and aerospace; comparable to Supfina in superfinishing and cylindrical grinding for demanding industries.
• Rösler Oberflächentechnik: German mass-finishing and surface-treatment specialist; adjacent competitor in surface finishing, especially for batch processing of precision components where Supfina also competes.
• Hammond Roto-Finish: US surface-finishing equipment maker focused on vibratory finishing, deburring, and polishing; overlaps with Supfina in industrial surface conditioning for automotive and hardware applications.
• ANCA: Australian CNC tool and cutter grinder manufacturer; competes in adjacent precision-grinding segments and shares similar end markets in metalworking and tooling.

Broad incumbents

• Makino Milling Machine: Japanese global machine tool builder with broad horizontal/vertical machining and grinding capabilities; competes with Supfina in high-precision component manufacturing but at much greater scale and product breadth.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/channel/UCT-CpJyo4NmAafvqEujZNPA/videos
• LinkedInlinkedin.com/company/supfina-machine-company
• Instagraminstagram.com/supfina?igshid=103m25vqlrucu
• Xx.com/supfina

Revenue estimate

Valuation estimate

Number of profiles

Profiles4 records

Subsidiaries3 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 Supfina