STS Ventures

ottonova is Germany's first digital private health insurance

Rebike is an ecommerce startup that sells and rents new and used premium ebikes to end users

Klima metrix builds the easiest and quickest footprint calculation software for companies according to common global calculation standards

Audibene advises millions of people with hearing loss in choosing the right hearing aid

Talent360 is a solution driven platform that helps high volume recruiters run successful recruitment campaigns

Emma – The Sleep Company

Emma is the largest Direct to Consumer company for mattresses outside the US The company sells its products in more than 25 countries

Baqend accelerates existing websites without the need to deploy additional hardware or infrastructure

We were founded by an angel and like the best angels, we aim to be a partner at eye level Through our many years of expe­ri­ence as entre­pre­neurs, and our diverse network of decision-​makers in various indus­tries, top talents, and investors, we will help you build a company that lasts

We back hidden cham­pions that grow strong and steadily over time We invest in numbers-​driven founders who prior­i­tize balance over burn by managing costs while pursuing growth Learn more about how founders have expressed their confi­dence in us

Christian Gaiser

Founder of kaufDA Stephan is a very active and numbers-​driven investor His honest feed­back helped us along our entire entre­pre­neurial journey

Manuel Müller

Founder of Emma - The Sleep Company We could not have achieved this great success alone We strongly recom­mend STS to every founder who wants to build a sustain­able busi­ness!

Marco Vietor

Founder of Audibene We really enjoyed working with STS Stephan brought in many key ideas and concepts which we are grateful for!