
Master-certified company for heating, ventilation and plumbing technology, from bathroom planning to heating plants in the megawatt range
Horst Zienert GmbH
Edingen · DENew on Amplifa
About Horst Zienert GmbH
Horst Zienert GmbH is a master-certified company with over 50 years of experience in heating, ventilation and plumbing (HVAC). The company, based in Edingen, employs around 70 staff members, including 9 master craftsmen for expert consultation, approximately 30 installation technicians and 8 customer service technicians, as well as 8 apprentices training as plant mechanics. The service portfolio covers consulting and needs analysis, bathroom planning and bathroom design, heating system installation from single-family homes to large heating plants in the power range from 10 kW up to the megawatt range, and heat pump technology – as a NIBE Efficiency Partner since around 2017/2018. The offering is complemented by a customer service with a 24-hour emergency standby service, an online quotation tool for heating inquiries and smart home solutions. Customers include private individuals and commercial businesses; the company has been a member of the Dillenburg Plumbing and Heating Trade Guild since its founding.
- Site
- Edingen
- Processes
- Heating installation (heating technology), Ventilation technology, Plumbing installation (bathroom design, bathroom construction), Heat pump installation (NIBE Efficiency Partner), Heating plant construction (10 kW to megawatt range), Customer service/maintenance (30 installation technicians, 8 service technicians, 24h emergency, Consulting, needs analysis and planning (heating/plumbing solutions), Consulting and needs analysis
- Materials
- Heat pump technology (NIBE), Heating technology, Plumbing technology, Ventilation technology
- Certificates
- Master-certified company (9 master craftsmen), Member of the Dillenburg Plumbing and Heating Trade Guild, NIBE Efficiency Partner
- Employees
- 70
- Industries
- Heating, ventilation, plumbing (HVAC trade), Private customers, Commercial customers, Private and commercial customers (single-family home to heating plant)
- 01
Consulting and needs analysis
- 02
Bathroom planning and heating system sizing
- 03
Installation of heating, ventilation, plumbing
- 04
Commissioning
- 05
Customer service and 24h emergency service
Services and Technology
Heat pump technology (NIBE)
As a NIBE Efficiency Partner, the company plans and installs heat pumps for new buildings and modernization projects.
Heating technology
Installation of modern, energy-saving heating systems from 10 kW up to the megawatt range.
Plumbing technology
Planning and realization of bathrooms, from bathroom planning to barrier-free showers.
Ventilation technology
Ventilation installation as part of the HVAC services.
Locations

Edingen
DEHeadquarters, heating, ventilation, plumbing
Services








Inside the production









Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Heating installation (heating technology)Installation | – | – | – | – | – |
| Ventilation technologyInstallation | – | – | – | – | – |
| Plumbing installation (bathroom design, bathroom construction)Installation | – | – | – | – | – |
| Heat pump installation (NIBE Efficiency Partner)Installation | – | – | – | – | – |
| Heating plant construction (10 kW to megawatt range)Installation | – | – | – | – | – |
| Customer service/maintenance (30 installation technicians, 8 service technicians, 24h emergencyInstallation | – | – | – | – | – |
| Consulting, needs analysis and planning (heating/plumbing solutions)Engineering | – | – | – | – | – |
Additional services
Quality and Service
With 9 master craftsmen, around 30 installation technicians and 8 service technicians, the company ensures professional implementation and a customer service with a 24-hour emergency service.
| Evidence | Edingen |
|---|---|
| Master-certified company (9 master craftsmen) | |
| Member of the Dillenburg Plumbing and Heating Trade Guild | |
| NIBE Efficiency Partner |
History
Founding of the company; today over 50 years of experience in heating, ventilation, plumbing
Member of the Dillenburg Plumbing and Heating Trade Guild since its founding
- ca. 2017
NIBE Efficiency Partner for heat pump technology