Rheingau Founders focuses on pre-seed to Series A investments in Europe, primarily in B2B marketplaces, software as a service, insurtech, and eHealth. They provide strategic support and mentorship to their portfolio companies, and offer financing up to €2.75m / $3.75m over the lifecycle of a startup. Some of their notable investments include kamioni, realxdata, simplesurance, and Service Partner ONE. They have also exited investments in Takeaway.com, Datapine, and Lieferando.