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Last updated: February 17, 2026

Vendors & Contracting Parties

The coaching, courses and digital content offered on this website are provided by the following natural person:

Service provider (content & implementation):
Johannes Kouba, BSc
Critical Knowledge
Goschweg 3
2542 Kottingbrunn
austria
UID: ATU79101703

Johannes Kouba is responsible for all content, coaching, course services and content support.

The technical provision of the website and payment processing are carried out by:

Payment processing & technical processing:
XVXII Diamond GmbH
Fasangasse 36
2423 German Jahrndorf
austria
Commercial register number: FN 495883 s
Commercial register court: Eisenstadt Regional Court
UID: ATU73498734

XVXII Diamond GmbH takes over the technical system provision and payment processing (including via Stripe) on behalf of the service provider.

Contractual relationship

The contract partner for the coaching, courses and content offered is exclusively:

Johannes Kouba, BSc — Critical Knowledge

XVXII Diamond GmbH acts exclusively as a technical processing and payment agent and is not a provider of the services.

contact

If you have any questions regarding the content of coaching, courses or services:
email: office@criticalknowledge.org

For technical or payment-related questions:
email: info@webgru.de

Business purpose XVXII Diamond GmbH

e-commerce services, digital system deployment, payment processing and online marketing services.

Applicable legislation

Gewerbeordnung (GewO), available at: www.ris.bka.gv.at

Liability for content

Johannes Kouba is exclusively responsible for the content of the coaching and courses offered. XVXII Diamond GmbH assumes no liability for content statements or teaching content.

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EU dispute resolution

The European Commission provides a platform for online dispute resolution (OS):
https://ec.europa.eu/consumers/odr/

Our e-mail address can be found at the top of the legal notice.

consumer dispute resolution

We are not obliged and unwilling to participate in dispute resolution proceedings before a consumer arbitration board.

Liability for content

In accordance with legal regulations, we are responsible for our own content on this website.
However, we do not guarantee the accuracy, completeness and timeliness of the content provided.

Liability for links

This website contains links to external websites of third parties over whose content we have no influence.
We assume no liability for this external content. The respective provider or operator is always responsible for the content of the linked pages.

copyright

The content and works on this website created by the site operators are subject to Austrian copyright law.
Duplication, processing, distribution and any kind of use outside the limits of copyright law require the written consent of the respective author or creator.