The VANTISGO group - led by bestselling author, top speaker and successful entrepreneur Dr Frederik Hümmeke - offers a broad spectrum of services ranging from strategy consulting and organisational development to sales and learning services.

The portfolio includes support for complex change processes, management training, open coaching, psychometric personality and potential analyses as well as top executive coaching.

Our strength lies in providing strategic support for complex change processes and first-class support for entrepreneurs and top executives, always focussing on operational effectiveness.

D3, a renowned company in the field of in-house personnel and management training, has been a proud member of the VANTISGO group since 2022. Under the umbrella of the D3 brand, you will find a comprehensive range of in-house seminars, workshops and development programmes.

D3 stands for customised solutions that are specifically tailored to the needs and requirements of companies. With D3, you can rely on quality, expertise and effective solutions for your employees. Our approach aims to promote long-term success. We not only help you to achieve short-term goals, but also to shape your future. Our methods are based on neuroscience, so that sustainable, effective change becomes possible.

Our network of coaches consists of 20+ experts with years of experience in their respective fields. The network covers 10+ languages and is internationally positioned (e.g. Germany, Europe, UK, USA, Japan). D3 relies on internal trainer education and continuous supervision so that you can always expect the best performance.