
Certified electrical contractor for electrical installations, security technology (VdS) and network technology in Mönchengladbach.

Johnen Elektroanlagen GmbH - Inh. Frank Titze
Mönchengladbach (Borsigstr. 17 A)New on Amplifa
About Johnen Elektroanlagen
Johnen Elektroanlagen GmbH is a medium-sized electrical contracting company founded in Mönchengladbach in 1975. The company carries out electrical installations for private and commercial customers, including industrial installations, lighting, safety lighting, control technology, KNX building technology, and video and intercom systems. A focus is on security technology: as a VdS-authorized contractor, the company installs intruder alarm systems, fire alarm systems, video surveillance and access control systems in accordance with VdS guidelines. Other service areas include telecommunications and network technology (IT/fiber optics), antenna technology, the installation of PV systems, as well as maintenance and a 24-hour emergency service for maintenance contract customers. Electrical design is performed using CAD in coordination with architects and planning offices. Reference customers include Düsseldorf/Mönchengladbach Airport, ALPLA, Emerson Automation Solutions, StoraEnso, as well as banks, clinics and public institutions. The company is ISO 9001:2015 certified and a member of the Mönchengladbach Electrical Guild, the Düsseldorf Chamber of Industry and Commerce (IHK) and the BG ETEM.
- Site
- Mönchengladbach
- Processes
- Electrical installation / installation technology, Security technology (intruder alarm systems VdS, fire alarm systems VdS, video surveillance), Telecommunications / network technology (IT), telephone systems, IT networks/fiber optics, Antenna technology, Lighting / safety lighting / lighting design, KNX building technology / Smart Home, Video and intercom systems, audio technology, control technology, Electrical design with CAD (project plans, sketches, diagrams, route cards, fire brigade response
- Materials
- Intruder alarm systems (VdS), Fire alarm systems (VdS), KNX building technology / Smart Home, Network technology (IT/fiber optics), PV systems / solar energy
- Certificates
- ISO 9001:2015, VdS-authorized specialist contractor
- Founded
- 1975
- Industries
- Private customers, Commercial customers, Banks/Finance, Real estate/Housing, Airports/Transport, Industry/Manufacturing
- 01
Consulting
- 02
Electrical design with CAD
- 03
Installation
- 04
Commissioning
- 05
Maintenance / breakdown service
Services and Technology
Intruder alarm systems (VdS)
Planning and installation of intruder alarm systems in accordance with VdS guidelines for commercial customers and banks.
Fire alarm systems (VdS)
Installation of fire alarm systems as a VdS-authorized contractor, including in industry and at airports.
KNX building technology / Smart Home
Building automation and smart home installations for residential and commercial properties.
Network technology (IT/fiber optics)
Construction of IT networks and fiber-optic infrastructure for commercial customers.
PV systems / solar energy
Installation of photovoltaic systems including plug-in balcony solar systems.
Location

Mönchengladbach
DEHeadquarters and electrical contracting business
- Materials
- Security technology, electrical installation, network technology
- Electrical design with CAD
- 24-hour emergency service
Inside the production




Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Electrical installation / installation technologyAssembly | – | – | – | – | – |
| Security technology (intruder alarm systems VdS, fire alarm systems VdS, video surveillance)Assembly | – | – | – | – | – |
| Telecommunications / network technology (IT), telephone systems, IT networks/fiber opticsAssembly | – | – | – | – | – |
| Antenna technologyAssembly | – | – | – | – | – |
| Lighting / safety lighting / lighting designAssembly | – | – | – | – | – |
| KNX building technology / Smart HomeAssembly | – | – | – | – | – |
| Video and intercom systems, audio technology, control technologyAssembly | – | – | – | – | – |
| Electrical design with CAD (project plans, sketches, diagrams, route cards, fire brigade responseEngineering | – | – | – | – | – |
| Support / maintenance / breakdown service (24-hour emergency service), customer service, repairsAssembly | – | – | – | – | – |
| Installation of industrial installationsAssembly | – | – | – | – | – |
| Installation of PV systems / solar energy (including plug-in balcony solar systems)Assembly | – | – | – | – | – |
| Main/sub-distribution boards, switchboard construction (e.g. distribution boards for runwayAssembly | – | – | – | – | – |
Additional services
Reference customers
Quality and Certifications
The company is certified to ISO 9001:2015 and recognized as a VdS-authorized specialist contractor for security and fire protection technology. Employees have documented qualifications; memberships include the Mönchengladbach Electrical Guild, the Düsseldorf Chamber of Industry and Commerce (IHK) and the BG ETEM.
| Evidence | Mönchengladbach |
|---|---|
| ISO 9001:2015 | |
| VdS-authorized specialist contractor |
Company History
- 1975
Foundation of Johnen Elektroanlagen GmbH by Karl-Heinz Johnen
- 2021
Frank Titze takes over the management from January 2021