
Electrical engineering specialist firm for installation, smart home, photovoltaics and e-mobility in Holzkirchen and the Bavarian Oberland region

Hellmeier Elektrotechnik GmbH
Rudolf-Diesel-Ring 6, 83607 Holzkirchen (DE)New on Amplifa
About Hellmeier Elektrotechnik
Hellmeier Elektrotechnik GmbH is a guild-affiliated master-craftsman business from Holzkirchen that realizes electrical installations in buildings as well as sustainable energy solutions for private and commercial customers. Its service portfolio includes electrical engineering, fire protection and lightning protection, building services, network and security technology, KNX smart home installations, photovoltaic systems with consulting, planning, execution and maintenance, as well as e-mobility with charging stations, wallboxes and charging management. The offering is complemented by media technology, E-Check, building monitoring, a 24-hour emergency service and the factory customer service for Ergoline. According to its own statements, the company has carried out 15,500 projects since 1998, including 204 photovoltaic systems, 508 smart home projects and 137 installed wallboxes. As a training company, the family-owned business currently trains five apprentices. The company operates in Holzkirchen and in the Bavarian Oberland region.
- Site
- Holzkirchen
- Processes
- Electrical installation in buildings, Fire protection, Lightning protection, Charging station / wallbox installation, Charging management, Telephone and door communication, Lighting, Network technology / WLAN infrastructure
- Materials
- Photovoltaics, KNX Smart Home, E-Mobility, Network Technology, Security Technology
- Certificates
- Guild-affiliated specialist firm for electrical engineering, Certified photovoltaics specialist company, Training company
- Founded
- ca. 1975
- Industries
- Private customers/households, Commercial/real estate, Commercial/real estate (regional construction sites and property developers)
- 01
Consulting and needs analysis
- 02
Planning and project engineering
- 03
Installation and assembly
- 04
Commissioning and testing (E-Check)
- 05
Service, maintenance and emergency service
Services and Technologies
Photovoltaics
Consulting, project planning, execution and maintenance of photovoltaic systems including battery storage systems.
KNX Smart Home
Consulting and installation of networked building technology for comfort and energy savings.
E-Mobility
Installation of charging stations, wallboxes and charging management for private and commercial customers.
Network Technology
Planning, execution and modernization of network and WLAN infrastructure.
Security Technology
Smoke detectors, alarm systems and video surveillance for buildings and family.
Location

Holzkirchen
DEOperations and administration
- Materials
- Electrical engineering, photovoltaics, e-mobility, network and security technology
- Workshop and assembly teams
- 24h emergency service
Services and Projects





Inside the production





Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Electrical installation in buildingsAssembly | – | – | – | – | – |
| Fire protectionAssembly | – | – | – | – | – |
| Lightning protectionAssembly | – | – | – | – | – |
| Charging station / wallbox installationAssembly | – | – | – | – | – |
| Charging managementEngineering | – | – | – | – | – |
| Telephone and door communicationAssembly | – | – | – | – | – |
| LightingAssembly | – | – | – | – | – |
| Network technology / WLAN infrastructureAssembly | – | – | – | – | – |
| Smoke detectorsAssembly | – | – | – | – | – |
| Alarm systemsAssembly | – | – | – | – | – |
| Video surveillanceAssembly | – | – | – | – | – |
| KNX smart home installationAssembly | – | – | – | – | – |
| Photovoltaic systems (consulting, project planning, execution, service/maintenance)Assembly | – | – | – | – | – |
| Battery storage system installationAssembly | – | – | – | – | – |
| Media technologyAssembly | – | – | – | – | – |
| Maintenance / service / building monitoringTesting | – | – | – | – | – |
| E-CheckTesting | – | – | – | – | – |
| 24-hour emergency serviceAssembly | – | – | – | – | – |
| Ergoline factory customer service (maintenance/service)Assembly | – | – | – | – | – |
Additional services
Reference customers
Quality and Specialist Firm
As a guild-affiliated specialist firm and certified specialist company for photovoltaics, Hellmeier Elektrotechnik continuously provides further training for its skilled staff. Services include E-Check, maintenance, building monitoring and a fee-based 24-hour emergency service.
| Evidence | Holzkirchen |
|---|---|
| Guild-affiliated specialist firm for electrical engineering | |
| Certified photovoltaics specialist company | |
| Training company |
History
- 1975
Founded by Kastulus Hellmeier Senior in a garage in Großhartpenning
- 1998
Start of the recorded project statistics: 15,500 successfully completed projects since then
Handover of the company to Kastulus Hellmeier Junior
- 2025
Anniversary “50 Years of Hellmeier”