Leo Grünstein

Once Dating AG engages in the design, development, support, and marketing of an online dating platform and application. It offers a slow dating application, where users receive recommendations from a professional matchmaker. The company was founded by Jean Meyer, Leo Gruenstein, Guillaume Sempé, and Guilhem Duché on December 15, 2014 and is headquartered in Churerstrasse, Switzerland.

Sindeo, Inc. operates an online marketplace that connects borrowers and lenders. The company was founded by Nick Stamos and Ori Zohar in 2013 and is headquartered in San Francisco, CA.

Pure Foods AG engages in the management and operation of restaurants. It offers healthy foods such as salads, warm bowls, burgers, wraps, bread, desserts, and beverages. The firm also offers catering services. The company was founded on April 19, 2013 and is headquartered in Zurich, Switzerland.

Spiden AG is a company based in Pfaffikon, Switzerland that aims to become the benchmark platform for longevity and preventative medicine. The Swiss company provides real-time biomarker and drug analysis to empower clinicians, patients, and healthy individuals in making more informed and timely decisions, and increase the safety and efficacy of medical treatments. Spiden has developed the world's first data generation platform to perform spectroscopic measurements of a wide range of biomarkers and drugs in blood. The company envisions a future where human blood can be continuously measured with an implant and become state-of-the-art to living a healthier and longer life, detecting diseases earlier, and helping to improve and personalize medical treatments. In the short term, Spiden intends to work with established industry players and create blood monitoring technology that can improve the safety and efficacy of treatments of the critically ill in clinical settings. The company was founded by Leo Grünstein and Ovunc Okyay in 2017, and Leo Grünstein has been the CEO since incorporation.