
Specialist company for heating, plumbing, heat pumps and air conditioning in Mönchengladbach – consulting, planning, installation and maintenance.
Schaller GmbH
Mönchengladbach (DE)New on Amplifa
About Schaller GmbH
Schaller GmbH is a specialist company for heating, plumbing and air conditioning technology based in Mönchengladbach. Its range of services includes maintenance, repair, replacement and new installation of gas heating systems and hot water appliances, gas tightness testing pursuant to TRGI, hydraulic balancing, as well as plumbing and building services including barrier-free bathrooms, drinking water hygiene and leak remediation. In addition, the company plans, installs and maintains heat pumps (air/water) and hybrid systems combining heat pumps and gas condensing boilers, and implements single-split and multi-split air conditioning systems for residential and commercial properties. Managing Director Mike Schaller is qualified as a competent person for heat pump systems in accordance with VDI 4645 (category planner and installer). The company operates regionally in Mönchengladbach, Rheydt, Viersen, Korschenbroich, Jüchen, Willich and the surrounding area, and also advises customers on funding opportunities such as BAFA.
- Site
- Mönchengladbach
- Processes
- Heating maintenance (gas heating, hot water appliances), New installation, repair and replacement of gas heating systems and hot water appliances, Gas tightness testing pursuant to TRGI, Hydraulic balancing, Plumbing installation (repair of faucets, mixer taps, radiator valves, thermostatic controls), Leak detection and remediation of water and wastewater pipes (pipe burst), Bathroom modernization / barrier-free bathrooms, Drinking water hygiene
- Certificates
- Competent person for heat pump systems pursuant to VDI 4645 (category planner, Competent person for heat pump systems (VDI 4645, PE)
- Founded
- 1982
- Industries
- Private homes (residential), Commercial properties
- 01
Consulting
- 02
Planning
- 03
Installation/Assembly
- 04
Commissioning
- 05
Maintenance and Customer Service
Site

Mönchengladbach
DEOperations and headquarters
Service Areas




Inside the production





Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Heating maintenance (gas heating, hot water appliances)Assembly | – | – | – | – | – |
| New installation, repair and replacement of gas heating systems and hot water appliancesAssembly | – | – | – | – | – |
| Gas tightness testing pursuant to TRGITesting | – | – | – | – | – |
| Hydraulic balancingEngineering | – | – | – | – | – |
| Plumbing installation (repair of faucets, mixer taps, radiator valves, thermostatic controls)Assembly | – | – | – | – | – |
| Leak detection and remediation of water and wastewater pipes (pipe burst)Assembly | – | – | – | – | – |
| Bathroom modernization / barrier-free bathroomsAssembly | – | – | – | – | – |
| Drinking water hygieneAssembly | – | – | – | – | – |
| Plumbing and building services planningEngineering | – | – | – | – | – |
| Heat pump consulting, planning, installation and maintenance (air/water, VDI 4645)Assembly | – | – | – | – | – |
| Hybrid systems combining heat pump and gas condensing boilerEngineering | – | – | – | – | – |
| Air conditioning consulting, planning, delivery and installation (single-split and multi-split)Assembly | – | – | – | – | – |
| Air conditioning maintenance, inspection and fault serviceAssembly | – | – | – | – | – |
| Core drilling (planning) for air conditioning installationAssembly | – | – | – | – | – |
| Electrical connection of air conditioning systemsAssembly | – | – | – | – | – |
Additional services
Quality and Qualifications
The VDI 4645 competency of Managing Director Mike Schaller (registration number 131124-05901-PE-10) demonstrates the qualification in heat pump planning and installation. According to the company, it works with well-equipped company vehicles, a large spare parts warehouse and manufacturer contacts for prompt spare parts access.
| Evidence | Mönchengladbach |
|---|---|
| Competent person for heat pump systems (VDI 4645, PE) |
History
- 1982
Company statement: 'Since 1982, we have stood for quality, reliability and genuine customer service.'
- 2025
Mike Schaller successfully passes the online examination to become a competent person for heat pump systems in accordance with VDI 4645 (category planner and installer).