H3O Sarl is a Luxemburg-based firm with expertise in the medical and pharmaceutical fields.

With over 20 years of experience in these sectors, our company specializes in the development of projects suited to the needs of our clients while taking into account the specificities of the Luxemburgish and/ or Belgian market. (Promotion, Marketing, Market Access,.)

This expertise has allowed a durable cooperation with key-actors of the medical and pharmaceutical sectors.

Our goal is to CREATE a results-driven dynamic :

Core Values

Our philosophy is based on integrity and unshakable ethics. Through them, H3O stands true to the values of your company.


The key element of a constructive dynamic in a shared project


A steady and transparent dialogue with our clients allows us to work in perfect harmony with the reality of the situation


Providing guidance to our clients so we can make the most of the opportunities of the market. Our expert assessments will help you in this analysis


Creating an efficient, ambitious and long-lasting relationship with our clients that is based on trust


We’re thankful for the trust that you give us and our priority is to meet your expectations. Through this relationship,  we CREATE a path to greatness.