Sebastian Koellner

Germany

About Sebastian

Sebastian Koellner is a coach, entrepreneur, and public speaker. He has over 15 years of experience in corporate leadership and has worked with numerous individuals and teams. Sebastian is known for his expertise in helping people overcome self-doubt and fear of failure. He is based in Germany.

Associated Podcasts

Brushwood Media Network

Host

Key Topics

business management news entertainment arts performing education self improvement

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Recent Appearances

Gina Gardiner & Friends with Sebastian Koellner

Brushwood Media Network•Mar 23, 2026•55:39•host