Julien Grollemund

Julien Grollemund is a seasoned brand strategist and entrepreneur with over 15 years of experience in renowned agencies such as TBWA, JWT, and Dentsu.

He has a strong proficiency at the intersection of design, innovation, and branding, successfully delivering multiple award-winning campaigns for prestigious brands like Pernod-Ricard, Samsung, Instagram, Club Med, BNP Paribas, Kenzo, Facebook, Puig Group, and LVMH Group, among others.

As an entrepreneur, he co-founded an agency that was recognized as 'agency of the year' twice before being acquired by the Dentsu Group in 2015.

During his tenure at Dentsu, Julien served as the Deputy General Manager at the experiential marketing agency MKTG and was a co-founder of Maison Dentsu.

In 2020, he initiated Rupture & Associés, a groundbreaking creative boutique agency that operates through an international network of innovators, artists, and creators to assist luxury brands in driving their cultural evolution.

An adept consultant for tech and cultural startups, Julien advises CEOs and lawyers on branding, marketing, M&A, and fundraising strategies, contributing to successful series A/B/C rounds, including the notable French record series C funding of $372 million for Ynsect.

Julien's professional journey boasts an impressive collection of over 20 industry awards, underpinned by his diverse educational background encompassing studies in marketing, communication, philosophy, and literature at respected institutions like Audencia Nantes Ecole de Management, Universidad Autónoma de Madrid, and Université Paris Sorbonne (Paris IV).

His versatile international profile - being French-Swiss-American and fluent in French and English - coupled with his roles as a storyteller, thinker, and doer, underscores his holistic approach to his work and collaborations.

Throughout his career, Julien has held key positions such as Co-Founder & CEO at Rupture & Associés, Chief Strategy Officer at dentsu international, Deputy Managing Director & Strategy Director of MKTG at dentsu international, Partner & Chief Strategy Officer at zonefranche, Digital Managing Director at TBWA Corporate, Senior Consultant at Fullsix Group France, Brand Manager at J. Walter Thompson Worldwide, and Digital Project Manager at L'Oréal.