Julien Madar

Julien Madar is a seasoned entrepreneur and investor with extensive experience in short-term rental management, strategic advisory, and early-stage investments. As Co-Founder and Managing Director of Checkmyguest since December 2017, Julien has overseen high-quality service management for real estate assets. Additionally, Julien serves as a Strategic Advisor at Claros, contributing to finance and strategy for a direct-to-consumer fast fashion company. Julien's investment portfolio includes Ysé, a lingerie brand, and PayPlug, a payment solutions provider. As Co-Founder of TimeZone Ventures, Julien focuses on supporting startup operations and recruitment. Academically, Julien holds a Master of Science in Operations Research from Columbia University and a Diplôme de Grande Ecole d'Ingénieur from Télécom Paris.