
Service, engineering, spare parts and training for industrial thermal process plants since 1972
Elmontha Industrielle Gas- und Brennertechnik GmbH
Düsseldorf (headquarters) · Krefeld (service base)New on Amplifa
About us
Elmontha Industrielle Gas- und Brennertechnik GmbH is a family-owned company in its third generation, headquartered in Düsseldorf with a service base in Krefeld. Founded in 1972 by Erich Reich, the company offers services related to natural-gas-fired thermal process plants: DVGW-certified burner system maintenance, functional testing of gas pressure control and gas-air burner lines, flue gas analyses as well as standards-compliant plant modernization in accordance with ISO 13577-2, DIN EN 746-2 and DVGW G459-2. Further services include the planning and construction of gas pressure control systems (including for natural gas and hydrogen), gas mixing systems, natural gas conversion from L-gas to H-gas in accordance with DVGW G676, and retrofitting to hybrid heating. In addition, Elmontha runs a specialized spare parts trade for the brands Kromschröder, Elster, Maxon, Eclipse and Hauck from its own warehouse and conducts training for furnace operators and gas responsibles. Customers come from the metal, steel, glass, aluminium, ceramics, food and automotive industries; the company operates nationwide with 17 employees.
- Site
- Düsseldorf
- Processes
- Burner system maintenance of natural-gas-fired industrial furnaces (DVGW-certified), Functional testing of gas pressure control lines, Functional testing of gas-air burner lines, Maintenance and optimization of gas burners and furnace systems (flue gas analyses), Inspection and conformity assessment of furnace systems (ISO 13577-2), Standards-compliant plant modernization (gas burner systems), Planning, construction and optimization of gas pressure control systems (natural gas, hydrogen), Planning, implementation and optimization of gas mixing systems
- Materials
- Natural gas, Natural gas L, Natural gas H, Hydrogen, Oxygen (oxy-fuel burners), Stainless steel (hoses/accessories)
- Certificates
- DVGW-certified (burner system maintenance), DVGW G676 certified (natural gas conversion), DVGW G676 (natural gas conversion)
- Founded
- 1972
- Employees
- 17
- Industries
- Metal, Steel, Glass, Aluminium, Ceramics, Food
- 01
Plant inspection and conformity assessment
- 02
Engineering and planning (gas pressure control systems, gas mixing systems,
- 03
Installation and commissioning
- 04
Test reports and flue gas analyses
- 05
Maintenance and service
- 06
Spare parts trading and training
Gases, processes and standards
Natural gas L
Basis of the DVGW G676-certified natural gas conversion from L-gas to H-gas.
Natural gas H
Target gas of the market-area conversion with adjusted calorific value and air requirement parameters.
Hydrogen
Media for engineered gas pressure control systems.
Oxygen (oxy-fuel burners)
Part of the product portfolio for oxy-fuel burners of industrial furnaces.
Locations

Düsseldorf
DEHeadquarters with warehouse and spare parts trade
- Materials
- Natural gas L, natural gas H, hydrogen
- Warehouse for spare parts Kromschröder, Elster, Maxon, Eclipse, Hauck
- Mobile demonstration units for training
- BW Clip single-gas detectors (Honeywell)
Krefeld
DEService base
- Materials
- Natural gas
Inside the production






Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Burner system maintenance of natural-gas-fired industrial furnaces (DVGW-certified)Heat treatment | – | – | – | – | – |
| Functional testing of gas pressure control linesTesting | – | – | – | – | – |
| Functional testing of gas-air burner linesTesting | – | – | – | – | – |
| Maintenance and optimization of gas burners and furnace systems (flue gas analyses)Heat treatment | – | – | – | – | – |
| Inspection and conformity assessment of furnace systems (ISO 13577-2)Testing | – | – | – | – | – |
| Standards-compliant plant modernization (gas burner systems)Engineering | – | – | – | – | Natural gas, Hydrogen |
| Planning, construction and optimization of gas pressure control systems (natural gas, hydrogen)Engineering | – | – | – | – | Natural gas, Hydrogen |
| Planning, implementation and optimization of gas mixing systemsEngineering | – | – | – | – | – |
| Hybrid heating / retrofit of natural gas burners to hybrid heating systemsEngineering | – | – | – | – | Natural gas |
| Natural gas conversion (conversion from natural gas L to natural gas H, DVGW G676)Engineering | – | – | – | – | Natural gas L, Natural gas H |
| Commissioning of burner systems, test reports in accordance with DIN EN 746-2, plant documentationEngineering | – | – | – | – | – |
| Gas and burner training (including mobile demonstration units)Engineering | – | – | – | – | – |
| Spare parts trade for thermal process plants (including Kromschröder, Elster, Maxon, Eclipse, Hauck,Assembly | – | – | – | – | – |
4 Anlagen & Maschinen
| Machine | Manufacturer / model | Quantity | Working area | Year built | Site |
|---|---|---|---|---|---|
| Thermal process plants / industrial furnaces (maintenance objects: annealing furnace, roller hearth | – | – | – | – | Düsseldorf / Krefeld (service) |
| Industrial gas burners (jet tube, recuperative, regenerative, tube, impulse, lance, | Kromschröder, Elster, Maxon, Eclipse, Hauck | – | – | – | Düsseldorf (warehouse) |
| Mobile demonstration units for training | – | – | – | – | mobile at customer site |
| BW Clip single-gas detectors | Honeywell BW Clip series 2 years | – | – | – | Düsseldorf |
Additional services
Reference customers
Quality and certification
As a DVGW-certified company (burner system maintenance, DVGW G676), Elmontha performs functional tests, test reports in accordance with DIN EN 746-2, flue gas analyses and standards-conformity inspections in accordance with ISO 13577-2 and DVGW G459-2.
| Evidence | Düsseldorf |
|---|---|
| DVGW-certified (burner system maintenance) | |
| DVGW G676 (natural gas conversion) |
History
- 1972
Foundation of Elmontha GmbH by Erich Reich, at that time sales manager West for Kromschröder, as a plant constructor for the natural gas conversion.
- 1997
Establishment of a permanent service base at the German stainless steel works and Thyssenkrupp Nirosta in Krefeld.
- 2014
Third-generation succession: management taken over by Jonas Reich, Fabian Reich and Maximilian Reich.
- 2024
Revenue of 7 million euros achieved with 17 employees; takeover of the specialized trade for the burner brands Maxon, Eclipse and Hauck.