
Specialist company for plumbing, heating and air conditioning systems: planning, installation, maintenance and emergency service in Cologne and Düsseldorf.

Heinz Geberzahn GmbH & Co. KG
Cologne-Longerich (Außemer Straße 8)New on Amplifa
About Heinz Geberzahn GmbH & Co. KG
Heinz Geberzahn GmbH & Co. KG is a specialist building services company based in Cologne-Longerich, active in building technology since 1958. The company, with 13 skilled workers and 5 apprentices, implements plumbing, heating and energy solutions for private households, commercial customers and public institutions. The range of services includes individual consultation and planning, heating systems and heating modernization with condensing technology and heat pumps, solar thermal systems, plumbing installation with water and wastewater systems, bathroom modernization including barrier-free bathrooms, as well as water treatment with softening and drinking water treatment. In addition, customer service, repair and maintenance services with individual maintenance contracts are offered, plus a 24-hour emergency service for faults such as burst pipes or defective heating lines. The company works with brand manufacturers such as Buderus, Viessmann and Junkers/Bosch and is part of the Ebert HERA Group. Its service area is the region of Cologne, Düsseldorf and the surrounding area.
- Site
- Cologne
- Processes
- Heating installation and heating modernization (condensing technology, gas and oil condensing, Heat pump installation, Solar thermal systems (planning and installation), Plumbing installation (water and wastewater systems, drinking water systems), Bathroom modernization and bathroom renovation (incl. barrier-free bathrooms), Water treatment (water softening, drinking water treatment), Customer service, repair and maintenance service, 24-hour emergency service for faults (burst pipes, leaking fittings, defective heating lines)
- Materials
- Heating installation and modernization, Plumbing installation, Solar thermal, Water treatment, Bathroom modernization, Maintenance service
- Certificates
- Master-certified specialist company (SHK), Buderus system partner, ZVSHK member, ISO 9001
- Founded
- 1958
- Industries
- Private households, Commercial/industry, Public institutions, Property management/housing associations
- 01
Consultation and on-site condition assessment
- 02
Individual planning incl. funding options
- 03
Installation and commissioning
- 04
Customer service, repair and maintenance
- 05
24-hour emergency service for faults
Services and Processes
Heating installation and modernization
Condensing technology (gas and oil) as well as heat pump systems for new construction and modernization.
Plumbing installation
Installation of modern water and wastewater systems as well as safe drinking water systems.
Solar thermal
Individually planned solar thermal systems to support hot water and heating preparation.
Water treatment
Water softening for protection against limescale deposits and drinking water treatment.
Bathroom modernization
Complete bathroom renovation including barrier-free bathrooms, from demolition to completion.
Maintenance service
Regular maintenance, repair and individual maintenance contracts for building services.
Location

Cologne-Longerich
DECompany headquarters and operating base
- Materials
- Heating, plumbing, air conditioning, water treatment
Service Areas




Inside the production

Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Heating installation and heating modernization (condensing technology, gas and oil condensingAssembly | – | – | – | – | – |
| Heat pump installationAssembly | – | – | – | – | – |
| Solar thermal systems (planning and installation)Assembly | – | – | – | – | – |
| Plumbing installation (water and wastewater systems, drinking water systems)Assembly | – | – | – | – | – |
| Bathroom modernization and bathroom renovation (incl. barrier-free bathrooms)Assembly | – | – | – | – | – |
| Water treatment (water softening, drinking water treatment)Assembly | – | – | – | – | – |
| Customer service, repair and maintenance serviceAssembly | – | – | – | – | – |
| 24-hour emergency service for faults (burst pipes, leaking fittings, defective heating lines)Assembly | – | – | – | – | – |
| Individual consultation and planning (plumbing/heating/air conditioning, building technology)Engineering | – | – | – | – | – |
Additional services
Quality and Safety
The company operates as a master-certified specialist company using brand components from manufacturers such as Buderus, Viessmann and Bosch/Junkers. All work is documented, checked before handover and backed by the 5-star guarantee.
| Evidence | Cologne-Longerich |
|---|---|
| Master-certified specialist company (SHK) | |
| Buderus system partner | |
| ZVSHK member | |
| ISO 9001 |
History
- 1958
Foundation of the company; active in plumbing and heating technology since 1958 (67 years in the market)
- heute
Part of the Ebert HERA Group