WIWIN is an online platform for sustainable investment. It's used to broker capital investments in the fields of renewable energies, sustainable start-ups and energy-efficient real estate.WIWIN is also a member of the Bundesverband Crowdfunding, a network of commercial crowdfunding platforms in Germany, whose main objective is to ensure high standards of investor and consumer protection. You can find detailed information here Our partner WIWIN is contractually bound to Effecta as an investment intermediary. 

You can reach WIWIN via telephone on 06131- 9714-0, from Monday to Friday from 9am - 6.30pm or via chat and contact form on this page: https://wiwin.de/ueber-wiwin/kontakt