Add Lumen, a security advisory and operational support firm dedicated to luxury Maisons and exclusive, prestige services.

Our mission is to preserve brand desirability by identifying, anticipating, and neutralising risks that could harm reputation.

We are committed to protecting the entire value chain, securing all sensitive assets: people, places, know-how, products, and brand image.

Our approach is structured around three complementary pillars:

Portrait du fondateur

Expertise Dedicated to Your Security

After a 25-year career as a Gendarmerie officer, Gaël Marchand served successively as CEO of two private security companies operating in the luxury sector, before holding, from 2018 to 2025, the roles of Global Security Director and Director of General Services at Louis Vuitton’s global headquarters, the undisputed leader in luxury. In this capacity, he notably managed the Yellow Vests crisis, led the company’s response to the Covid-19 pandemic, and planned security for a major sponsor of the Paris 2024 Olympic Games.