MCI Brussels is a leading global engagement marketing agency, dedicated to empowering corporations, institutions, and trade associations in Europe and beyond.
We specialise in live and virtual events, digital communications, and strategic consulting. We aim to deliver unparalleled services, tailored to our clients' needs.
In the past year alone, MCI Brussels has successfully executed over 180 events, half of which were in collaboration with the European institutions. We also engaged with over 30 international associations, providing advice, communications, events and management services.
MCI Brussels is ISO 9001, ISO 14001 and EMAS certified
Our commitment to quality and sustainability is unwavering and deeply ingrained in our business strategy and operations, as reflected in our ISO 9001, ISO 14001 and EMAS certifications.
ISO 9001
Our business philosophy is highlighted in our ESG and Quality Policy (available in English, French and Dutch). It elaborates on our commitment to exceeding customer satisfaction as well as on how we operate as an ethical, result-driven and people-driven professional community.
EMAS and ISO 14001
We also invite you to explore our Environmental Statement 2025 (available in English and in French) and to understand why and how ISO 14001 and EMAS – internationally recognised environmental management systems – help us upholding the highest sustainability standards.
These certifications are the testaments to our values and our dedication to continuously improve on everything that we do.
Come and visit us to experience our expertise in designing seamless communication and event experiences, crafting data-driven communication strategies, and fostering sustainable community solutions.
At MCI Brussels, we help our clients thrive in a dynamic world.
Get to know us

Our services
See more about our services here