About Grape

Grape is the result of an extensive R&D project, aimed at improving corporate communication.

Developed in partnership with the Austrian Foundation of Artificial Intelligence. (ÖFAI)
In cooperation with SBA, a leading research center focused exclusively on Information Security (SBA)
Conducted a large PcW study on Unified Messaging and corporate communication in Europe.
Patents in data-integration and indexing of third-party databases, as well as natural-language-processing.

The Grape Team

Grape is an Austrian Tech-Startup from Vienna, consisting of a development- and a sales- and marketing-team. Our mission is to solve complex business problems with elegant, intuitive solutions. Our indexAPI search engine processes millions of datasets every day and allows people to search their business faster and easier than ever before.

Explore Working at Grape →

Executive Team

Our team consists of professionals based in 6 countries that worked for companies like Google, Yandex, Mindmeister, Novomatic, OnePlus and many more.

Felix Häusler

CEO & Co-Founder

Stefan Kröner


Max Lammer

Sales Manager

Join the Grape journey

We’re growing fast, and we’d love for you to join us.



Twitter, Product Hunt, etc.

Josh Miller

Director of Product, White House

Mark Pincus

CEO of Zynga

AC & Friends

European Seed Fund

+ angels from DE/AT/CH

For more infos, visit our investor profile at Angel.co or contact us via office [at] chatgrape.com.

Contact us

Quick customer support

To quickly engage with our customer support you can use our embedded support chat inside the web application or the email below. We usually respond in less than 30 minutes.


Contact Sales

Media inquiries

UberGrape GmbH

Lange Gasse 76/18
1080 Vienna