If you have a technical question, ask the community at our board first, please. So others could benefit from an answer.

Secure Contact Form

Via this form you can contact us by encrypted e-mail.

Please note that due to a lot of requests we are personnel-wise not able to answer everything promptly.

If you do not enter an email-adress, we can not answer you.

Before dispatch, your messgae is encrypted with OpenPGP.js. We use Javascript for this. If you have Javascript disabled, your message will be send unencrypted.

By Email

You can also email us directly at:

If you want to encrypt your email you can use our following public OpenPGP-Key:

By Letter Mail

We prefer digital contact. However, if you consider it neccessary to contact us postally, you can mail us at:

SUMA-EV Röselerstr. 3 30159 Hannover Germany