Your application for a Courtesy Membership is under review

We have just received your information and we will get back to you shortly. Check out the steps below:

Information sent


Application in analysis


Feedback email


Complimentary access activated

* Required fields
I confirm that I have read and agree to the Terms and Conditions of GRI Club
Alexander Happ
Alexander Happ
CEO & Partner, Assiduus


Send a brief message to your Account Manager, who will be happy to assist you
Successful registration
Your Introduction Request was successfully sent.
Soon your Account Manager will get back to you regarding this request.

Private Meeting

Please propose 2 slots that are convenient for you. Feel free to add a short comment to make the connection easier
Successful registration
America/Adak (GMT -10:00)
Your Private Meeting suggestion was successfully sent.
You'll receive an email with the confirmation.
Alexander Happ (born in 1968) became managing director of Berlin-based development company BUWOG Bauträger in 2012 and, following the company’s acquisition by Vonovia, headed the German development segment until late 2019. After completing his apprenticeship in foreign trade and working in the export business in Hong Kong, Alexander Happ studied business engineering in Hamburg as well as economics and business administration in Kiel. He began his career in 1993 at property developer WOBAU Happ. Alexander Happ then joined Vivico Real Estate in 2000 as general project manager for the Europaviertel land use redevelopment in Frankfurt.
ASSIDUUS Development was founded at the end of 2019. On the basis of ESG sustainability criteria, the company develops office and mixed-use properties as well as neighborhoods for long-term institutional investors.
Working in this organization