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Mike Dierssen is a speaker, trainer, author, and entrepreneur—driven by his passion for sales for over 40 years. Recognized as one of the leading sales experts in the German-speaking world, he energizes companies, executives, and sales teams at events, conferences, and seminars with his dynamic and authentic style.
Whether it’s a kick-off, client event, or sales conference—Mike Dierssen delivers more than theory. He shares real-world knowledge built on over 20,000 successful sales closings. His keynotes are emotional, inspiring, and actionable. Attendees walk away with clear, powerful strategies they can implement the very next day.
Mike Dierssen practices what he preaches. In his seminars, keynotes, and coaching sessions, he brings practical experience, contagious enthusiasm, and true authenticity to the stage. His audiences know right away: this is no armchair expert—this is a hands-on entrepreneur who has been shaping successful sales processes for decades.
• 40+ years of sales experience & over 20,000 successful closings
• Instantly applicable strategies for sales, motivation & leadership
• Energizing talks for teams, leaders & sales professionals
• Real-world insights, delivered with passion and credibility
• A guaranteed boost of energy, inspiration & lasting results
Whether it's a conference, kick-off, sales meeting, or client event—Mike Dierssen will make it a highlight. Motivating. Practical. Inspiring. Just what you and your team need to take things to the next level.
Life is a Salestalk! – All of life is a sales pitch
Energy is the Key! – Enthusiasm sells!
Communication with impact! – Strategies for successful sales
Your path to becoming a Masterseller 2-day seminar
Mike Dierssen:
“In my seminars you will not only get the right strategies, but you will train, train, train ...!!!!”
“I'm AMAZED!!! Mike got to the heart of the 5 steps to secure SALES SUCCESS. The seminar exceeded my expectations.”
Ayfer Öztürk, Zeichenlust, office for visual communication
“That was a great performance by the speaker. There is probably no better! Once you've attended this seminar, you practically automatically take action.”
Thomas Niedermayer, Auto Niedermayer GmbH
“Theory and practice can be combined well. The seminar was excellently prepared. Mike Dierssen is an energetic speaker who motivates a large number of people.” Sabine Küpper, Sanierungsservice Küpper GmbH
“The tips, formulations and assistance in the seminar helped me to overcome the almost insurmountable wall of sales and telephoning. By building bridges and ladders, Mike suddenly made it possible for me to tear down this thick, high wall and simply walk through it. My future success is now programmed after the seminar and nothing can stop me.”
Andreas Rind
Practical relevance
Impulses and motivation
Infotainment
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Online lecture
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