Harterei Carl Gommann

What Harterei Carl Gommann does

Härterei Carl Gommann GmbH is a privately held, family-owned industrial heat treatment service provider founded in 1860 and headquartered at Dreiangelstraße 29, Remscheid, Germany. The company employs approximately 125 people at its single Remscheid production facility and operates as a German GmbH registered at Amtsgericht Wuppertal under HRB 19863. The business is led by Managing Directors Julia Raabe (Dipl.-Wirtschaftsjuristin) and Dr.-Ing. Markus Karlsohn, with a sales director and department managers covering nitriding, plasma nitriding, and sheet metal hardening/tempering.

The company's offering centers on five core heat treatment processes: gas nitriding at 500–530°C using ammonia as the nitrogen donor; gas nitrocarburizing at 540–580°C to form epsilon compound layers; plasma nitriding under vacuum using N₂/H₂, including the ability to process high-alloy corrosion-resistant steels with more than 12% chromium; stress relief annealing to minimize internal stresses in components; and tempering/hardening of flat products in press straighteners. Equipment scale is a defining technical feature: furnace systems reach usable dimensions up to 11,900 mm in length and 4,100 mm in diameter, with tempering capacity of up to 750 kg per piece in systems up to Ø 3,500 mm. Supporting infrastructure includes an in-house works laboratory for quality verification and a pilot plant for developing differentiated nitriding processes for new materials and special alloys. Adjacent services include material selection consulting, expert damage assessment, training, and a public hardness conversion calculator compliant with DIN EN ISO 18265.

Gommann generates revenue primarily through quote-based, contract-priced industrial heat treatment services billed to B2B customers in mechanical engineering, drive technology, wind power, and (via ABS and DNV certifications) maritime and offshore sectors, both domestically and internationally. Customers ship components to the Remscheid facility for processing under defined pickup/delivery windows. Revenue is supplemented by consulting, expert reports, quality assessment, and training services. The company holds ISO 9001:2015 (since 2023), ISO 50001 (valid until June 2027), ABS, DNV, and TPG certifications. No M&A activity, funding rounds, partnerships, or formal investor involvement have been disclosed.

Name

Harterei Carl Gommann

Legal name

Härterei Carl Gommann GmbH

Website

https://gommann.de

Company type

Private

Founded year

1860

Operating status

Operating

Headcount range

101–250 employees

Short description

Härterei Carl Gommann GmbH, founded in 1860 in Remscheid, Germany, is a family-owned industrial heat treatment service provider offering gas nitriding, gas nitrocarburizing, plasma nitriding, stress relief annealing, and tempering of flat products to mechanical engineering, drive technology, wind power, and maritime customers.

Ownership category

akta.pro rank

Product category

Industrial Heat Treatment Services

NAICS

Power Boiler and Heat Exchanger Manufacturing (33241)

SIC

Industrial Process Furnaces & Ovens (3567)

akta.pro primary industry

Heat Transfer Equipment (Heat Exchangers, Boilers, Condensers) (IMAHAEAC)

Keywords

• Industrial heat treatment
• Gas nitriding services
• Plasma nitriding services
• Metal hardening services
• Stress relief annealing

Headquarters

HQ city

Remscheid

HQ country

Germany

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Heat treatment services: Industrial heat treatment services including gas nitriding, gas nitrocarburizing, plasma nitriding, stress relief annealing, and tempering/hardening of flat products. Services provided to customers in mechanical engineering, drive technology, wind power, and other industrial sectors. Revenue generated through processing fees for customer components.
2. Consulting and expert services: Consulting services including material selection advice, production sequence planning, heat treatment planning, damage case assessment, expert report preparation, and training services.

Pricing tiers

Go-to-market motion2 records

Distribution channels1 record

Marketing channels3 records

Core offering

Härterei Carl Gommann GmbH is a specialized industrial heat treatment service provider operating from its Remscheid facility. The company delivers five core thermal processes — gas nitriding, gas nitrocarburizing, plasma nitriding, stress relief annealing, and tempering/hardening of flat products — to industrial customers in mechanical engineering, drive technology, and wind power. Services are complemented by consulting on material selection, damage analysis, R&D of differentiated nitriding processes, and employee training.

Product overview

Härterei Carl Gommann GmbH is a specialized heat treatment service provider offering five core heat treatment processes: Gas Nitriding, Gas Nitrocarburizing, Plasma Nitriding, Stress Relief Annealing, and Tempering/Hardening of Flat Products. These are supported by complementary consulting services including material selection advice, construction assistance, quality control, R&D for new nitriding processes, employee training, and a hardness conversion calculator tool. The company operates large furnace equipment with usable diameters up to 4,100mm and usable lengths up to 11,900mm, serving customers in mechanical engineering, drive technology, and wind power sectors.

Differentiator

Problem solved

Functional benefit

Products and services

• Gas Nitriding (Gasnitrieren)
• Gas Nitrocarburizing (Gasnitrocarburieren)
• Plasma Nitriding (Plasmanitrieren)
• Stress Relief Annealing (Spannungsarmglühen)
• Tempering and Hardening of Flat Products (Vergüten von Flachprodukten)
• Consulting on Material Selection, Production Sequence, and Heat Treatment
• Assistance in Planning and Construction
• Quality Control and Works Laboratory Services
• Development of Differentiated Nitriding Processes
• Training Services

Quantifiable outcome

• Process safety guaranteed through ongoing monitoring of heat treatment processes
• +2 more outcomes

Named customers3 records

Segments3 records

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Scale indicators5 records

Recent moves5 records

Expansion highlights4 records

Direct peers

• Nitrex Metal: North American heat treatment specialist in nitriding and nitrocarburizing with global reach; the closest direct peer in core process expertise (especially plasma nitriding) and customer industries served.
• Wallwork Group: UK-based heat treatment services group operating multiple facilities, offering similar nitriding, nitrocarburizing, tempering, and stress relief processes to industrial and aerospace customers. Comparable mid-sized positioning, similar process mix and customer industries.
• RÜBIG GmbH: Austrian family-owned heat treatment company serving European industrial customers with comparable processes (nitriding, nitrocarburizing, hardening); similar mid-sized positioning, family ownership structure, and customer industries to Gommann.

Others

• Ipsen International: Industrial vacuum and atmosphere furnace OEM serving the same heat treatment customer base; comparable industry exposure but as an equipment manufacturer rather than a services provider—a supplier to Gommann's industry rather than a direct competitor.
• ALD Vacuum Technologies: German-headquartered manufacturer of vacuum and heat treatment furnaces supplying similar industrial customers; ecosystem participant and supplier rather than direct services competitor to Gommann.

Broad incumbents

• HEF Groupe: Major French-headquartered heat treatment services group with European and global operations; offers comparable nitriding, nitrocarburizing, and surface engineering services to automotive, aerospace, and general industrial customers. Larger than Gommann but serving similar mid-sized industrial segments.
• Bodycote plc: World's largest commercial heat treatment services company, offering directly overlapping nitriding, nitrocarburizing, carburizing, and specialized thermal processes across a global network. Vastly larger scale and geographic reach than Gommann, but same underlying service model and customer industries.

Regional players

• Solar Atmospheres: US-based vacuum heat treatment services company operating multiple North American facilities; offers comparable core heat treatment processes but primarily serves North American rather than European industrial customers.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat3 records

Key risks6 records

Key highlights7 records

Customer concentration

Compliance5 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles7 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 Harterei Carl Gommann