Any questions? We can provide the answers.


Our expertise is based on experience. In over 60 years, we have built up a vast network of suppliers and specialists. We are experts in our field, speak all the necessary languages, are familiar with the delivery, warehousing and procurement processes in almost every sector of trade and industry and their specific needs. We meet your requirements regionally, nationally and internationally, so that you can concentrate on your core skills.


Our service times:

Monday to Thursday: 7.30 am to 5 pm 
Friday: 7.30 am to 3 pm

Your partners for trade and industry.


Are you a trader who needs help?

Our team for industrial customers is happy to help.

Do you work in industry, and have a technical question?

Our team for industrial customers is happy to help.

Solar panels and substructures.


WASI is now able to offer you solar panels and the right substructures. Contact our Team Solar any time.

Team Solar

This is how you can reach us:


WASI-Straße 1     
42287 Wuppertal     

Phone: +49 202 2632 - 0     
Fax +49 202 2632 - 407     

Trade customers


To contact page

Industrial customers


To contact page



WASI now also offers you solar panels and the matching substructure. If you are interested please contact our Team Solar