Through Bébé Voyage, Marianne and her partner, Juliet Bazire d'Arguesse, have identified a highly under-served market: parents traveling with babies. Their membership group, Club Bébé Voyage, is grew to over 20,000 members by word-of-mouth. Since 2015, Marianne and Juliet have developed an acclaimed website, established a strong social media presence, appeared in the Wall Street Journal, the New York Post, and Travel Weekly, among other publications, helped pass a law to improve airport screening of infant feeding equipment and established strong relationships with key players in the travel industry. In 2020, they launched a new membership website and developed a robust B2B offering.