Ypsylon HR Group is a national HR consultancy firm and was founded in 2001 by Mr R.A. Charmes. Ypsylon HR Group has experienced stable growth in recent years. There are currently branches in Groningen, Amstelveen and Den Bosch. This means we have a local presence in the regions of Northern Netherlands, Randstad and Southern Netherlands
Ypsylon HR Group consists of a team of professionals representing various areas of expertise, such as Recruitment & Interim, Assessment & Development, Human Resource Management, Psychology, Diversity & Inclusion.
The quality of our services is our highest priority. We operate in accordance with the professional guidelines and codes of conduct of the NIP, RIM, NVP Recruitment Code and Noloc.
We believe that people make the difference within an organization. That is why we work with a concept that establishes a link between the development of an organization and the balance with its employees. Hereby there is sincere attention to HRM issues, the wishes and ambitions of the organization are paramount. Equality, entering into lasting relationships, working with pleasure and utilizing the potential of employees are central to this.
The core values of Ypsylon HR Group:
- Knowledgeable
- Concerned
- Integrity
- Transparent

HISTORY YPSYLON HR GROUP
2001
1 mei 2001: Ypsylon was founded by Mr R.A. Charmes at Splitting 7 in Drachten.

2003
Collaboration with business partners and hired our first employees
2007
1 okt 2007: Relocation of the office from Splitting 7 in Drachten to Stationsstraat 29a in Assen.

2008
Further specialization in career development and organizational development
2011
1 sep 2011: Son (Daniel Charmes) joined and set up recruitment expertise
2012
New Ypsylon corporate identity and website launched as a full service HR Consultancy business.
2014
1 sep 2014: Opening of a new office at Professor J.H. Bavincklaan 2–4 in Amstelveen.

2016
Professionalization and digitization of the family business.
2017
11 okt 2017: Establishment of subsidiary Ypsylon Interim Management B.V. to enable a stronger focus on interim management services.
2019
1 april 2019: Michael van den Berg joins as Managing Partner. As an A&O psychologist and specialist in the field of Diversity & Inclusion, he brings a lot of knowledge and skills and sets up the Development expertise.
2023
October 1, 2023: R.A. Charmes transfers the company to his son (Daniel Charmes). The MT now consists of Daniel Charmes and Michael van den Berg
2026
May 1, 2026: We celebrate our 25th anniversary. Watch the video below: “25th Anniversary – A Journey Through Time”
Our Team
With a passion for their field
Daniël Charmes
Managing Partner Recruitment & Interim / Executive Search Consultant
Michael van den Berg
Managing Partner Development / Senior Organisatiepsycholoog NIP
Féline Herni
Consultant Development / Toegepast Psycholoog
Are you coming to work with us?
Consultant Recruitment & Interim
Frans van de Ven
Business Partner Recruitment / Executive Search Consultant
Edith van Dam
Business Partner Development / Senior Organisatiepsycholoog NIP
Romeo Charmes
Oprichter / Management Consultant
Will you join us?
Business Partner Recruitment & Interim
Annelies Nijdam
Freelance Organisatiepsycholoog NIP
Amber Kiers
Junior Consultant / Toegepast Psycholoog i.o.



