The Team

NBB Klaus Sonntag

Klaus Sonntag 
Partner & Managing Director


More than 40,000 business owners, using our scoring, digital program of development and AI-technologies, took control over their future with understanding that the company is their worth and how to get desirable benefit in business-exit /capital raising.

 A free 13-minute scoring will tell you about your business sellability today and its value tomorrow


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NBB Poland

Regus Office Center- Plac Andersa 7
61-894 Poznań
Phone: +48 61 668 3890
Email: klaus.sonntag@nbbadvisors.com