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Ask Haroon Ahmed to introduce you to Joy
You →Haroon · together at Waterland (2025–2026) →Joy
Ask Jamie Chen to introduce you to Joy
You →Jamie · 11 people · together at Waterland →Joy
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About
Joy Castenmiller is a Principal at Waterland. Before joining the firm, he interned at Lazard Benelux and previously worked as a Credit Analyst in the Credit Recovery Department of Rabobank Westland while taking on freelance consultancy projects. He holds a Master's degree in Finance & Investments from the Rotterdam School of Management (Erasmus University) and completed an exchange programme at the Ross School of Business (University of Michigan).
Experience
- Waterland Private EquityPrincipalcurrent2013 — presentBussum
- Freelance ConsultancySelf Employed Consultant2012 — 2013The Randstad, Netherlands
- LazardIntern2012The Randstad, Netherlands
- UniPartners RotterdamJunior Consultant2012Rotterdam
- Rabobank WestlandSupporting Staff / Creditanalist2011 — 2012De Lier
- Rotterdam School of Management, Erasmus UniversityStudent Assistant2009 — 2010
- Capita SelectaRepetitor2009 — 2010
Skills & more
From Joy's professional profile.
Colleagues at Waterland
Frequently asked questions
- Who is Joy Castenmiller?
- Joy Castenmiller is a Principal at Waterland. Before joining the firm, he interned at Lazard Benelux and previously worked as a Credit Analyst in the Credit Recovery Department of Rabobank Westland while taking on freelance consultancy projects. He holds a Master's degree in Finance & Investments from the Rotterdam School of Management (Erasmus University) and completed an exchange programme at the Ross School of Business (University of Michigan).
- Where does Joy Castenmiller work?
- Joy Castenmiller is Principal at Waterland.
- Where did Joy Castenmiller go to school?
- Joy Castenmiller studied at Rotterdam School of Management, Erasmus University (Msc, Finance & Investments); Rotterdam School of Management, Erasmus University (BSC, Business); University of Michigan - Stephen M. Ross School of Business (BscBA, Business Administration).
Same school
Also attended Rotterdam School of Management, Erasmus University310
+ 304 more
Also attended University of Michigan - Stephen M. Ross School of Business612
+ 606 more
Shared employers
Also worked at Lazard382
+ 376 more
Also worked at UniPartners Rotterdam1
Also worked at Rotterdam School of Management, Erasmus University34
+ 28 more