victor As the visionary behind GDM Group, a renowned Marketing & Media Technology company, VGA has gained a reputation for delivering customized service offerings, including marketing tech solutions, big data management, and 360 integrating marketing services for global brands, multinationals and the public sector. As the visionary behind GDM Group, a renowned Marketing & Media Technology company, VGA has gained a reputation for delivering customized service offerings, including marketing tech solutions, big data management, and 360 integrating marketing services for global brands, multinationals and the public sector.