Bachelor (Human Resources Management / CHRO als Executive Business partner)
2004 - 2008
CEB now part of Gartner
The Challenger Sale
2013 - 2013
Krauthammer Leadership, management & Sales
Advanced Sales Leadership Program
2011 - 2011
Miller Heiman Group now part of Korn Ferry
Strategic Selling and Strategic Analysis: The Blue Sheet
Management Leadership program by Stephen R. Covey
De 8ste eigenschap: Van effectiviteit naar inspiratie
2009 - 2009
Management Leadership program by Stephen R. Covey
De zeven eigenschappen van effectief leiderschap
2008 - 2009
Corporate Visions
Power Messaging
2012 - 2012
ROC de Amerlanden
Sociale Dienstverlening
1998 - 2001
Geert-Jan Ijszenga's Skills
New Business Development
Sales
Account Management
Coaching
Human Resources
HR Consulting
Talent Management
Sales Management
B2b
Change Management
Geert-Jan Ijszenga's Summary
Geert-Jan IJszenga, based in Amsterdam, NH, NL, is currently a Business Development Manager MKB+ and Grootzakelijke markt. En Salesforce ISV Partner member at HR2day, bringing experience from previous roles at WePayPeople Outsourcing B.V., ADP Nederland BV and Randstad HR Solutions. Geert-Jan IJszenga holds a 2021 - 2022 Digital transformation and Leadership @ Nyenrode Business Universiteit. With a robust skill set that includes New Business Development, Sales, Account Management, Coaching, Human Resources and more, Geert-Jan IJszenga contributes valuable insights to the industry. Geert-Jan IJszenga has 2 emails on RocketReach.