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Contact Us
ECHO Listening Profile
What is ECHO?
Take the Assessment
ECHO In Higher Education
Get Certified
Solutions
Sales
Teams
Leadership Development
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Resources
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John Jansen
co-founder at luisterintelligentie
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John Jansen lives in the Netherlands. Originally educated as a librarian, he continued his career in marketing and sales. He is founder and partner and holds management positions in several global companies.