# Ioanna Touni business launch in Paris > Live situation record from CLSTR: https://clstr.news/situations/ioanna-touni-business-launch-in-paris > Updated: 2026-09-14T19:18:14.000Z. Sources: 10. Developments: 2. Greek influencer Ioanna Touni has launched a new business venture, Fat Rat Croissanterie, in the Montmartre district of Paris. Established in partnership with her cousin, Konstantina Panagou—a chef who has resided in Paris for five years—the shop was created to meet Touni’s personal preference for pastries with heavier chocolate fillings than traditional French offerings. Touni noted that while her priorities have shifted, her changed financial situation and personal life over the last two years enabled this international investment. She admitted the venture has involved “significant stress and sleepless nights” due to its complexities. During the period surrounding the business launch, Touni engaged in a lighthearted social media exchange with Greek Prime Minister Kyriakos Mitsotakis on Instagram. While Mitsotakis was in Paris for an international space summit, Touni jokingly requested he not attend her shop opening, to which the Prime Minister responded, “I didn't have it in my schedule, but now that you mention it...” ## Timeline ### 2026-09-14: Ioanna Touni opens Fat Rat Croissanterie in Paris Greek influencer Ioanna Touni has launched Fat Rat Croissanterie in Paris's Montmartre district alongside her cousin, Konstantina Panagou, to offer specialized pastry experiences. 3 sources. https://clstr.news/cluster/ioanna-touni-opens-fat-rat-croissanterie-in-paris ### 2026-09-08: Kyriakos Mitsotakis and Ioanna Touni exchange jokes on Instagram Influencer Ioanna Touni and Greek PM Kyriakos Mitsotakis shared a humorous Instagram exchange regarding the opening of Touni's new Paris-based bakery, Fat Rat. 7 sources. https://clstr.news/cluster/kyriakos-mitsotakis-responds-to-influencer-ioanna-touni --- Cite as: Ioanna Touni business launch in Paris. CLSTR, https://clstr.news/situations/ioanna-touni-business-launch-in-paris