The holdings

Jans Group

Integrated building services from a single source. Solutions for technical building systems
Jans Elektrotechnik

Integrated power engineering. Complex electrical system solutions

Jans Sicherheitssysteme

Building security for your company

Jans Systeme

Individual software and hardware solutions for integrated building services.


Facility management systems

jProducts GmbH

Leading company in the field of home automation


Properties with style and quality. Permanent values for all generations
Schöner Wohnen Immobiliencenter Ludwigsburg

New build and previously owned properties for sale and rent

Schöner Wohnen Vertriebsgesellschaft

Competent sales staff guarantee custom-designed solutions for your living requirements

HP Wohnresidenzen

Comfortable living for generations

Holzwarth & Co Grundstücks GbR

Renting of commercial office premises