WISI for electrical installers and specialist retailers:

The highest-quality products, the best service and direct support.

The increasingly rapid merging of television and Internet does not stop at installation companies and specialised retail. New technologies and growing customer demands increase the requirements. As a reliable partner for many decades, WISI assists you with high-end products and solutions, but also with individual advice and support, either through training courses, an outstanding service mentality or direct support in the planning and realisation of projects.

Do you have questions?

Contact us ...

Contact us...

to the contact page

Contact WISI now!
Contact WISI via E-Mail


       General consulting
       - info@wisi.de

       - sales@wisi.de

       Technical Expert
       - technicalexpert@wisi.de

       +49 7233 - 66 - 0