Sietske Bos-Bremmer

Sietske Bos-Bremmer

Associate | Attorney at law

Employment & Employee Participation

Sietske specialises in employment law, advising both large employers and employees on a range of matters such as dismissal (including summary dismissal), reorganisations, unacceptable behaviour in the workplace, incapacity for work and other HR-related issues. This means she can easily approach legal disputes from the perspective of both employer and employee, and keep sight of both parties’ interests. Sietske regularly provides training courses and webinars on current topics in employment law to HR professionals.

Sietske is an empathic, approachable attorney who likes to take a practical view of her cases. With her client’s interests at heart, she seeks out creative and surprising solutions with the aim of achieving the optimal result for her client, rather than the maximum.

Education

Sietske obtained both her Bachelor’s and Master’s degrees from Leiden University. She successfully completed her Master’s in Employment Law in 2021, graduating with her thesis on the topic of employer liability in the context of employee burnout.

Career

During her studies, Sietske worked as an external court clerk at the District Court of The Hague. She also volunteered at De Leidse Rechtwinkel, where she provided free legal advice in the area of employment law to Leiden residents with limited financial means. Sietske also undertook internships at a number of law firms, including De Clercq. She has been associated with De Clercq since 2021.

Sietske’s daily practice

In the area of employment law, Sietske mainly works on HR-related matters such as dismissal (including summary dismissal), unacceptable behaviour in the workplace, reorganisations, and incapacity for work. Her approach is aimed at finding practical solutions that will help her client move forward, and this quality makes her an excellent sounding board for HR consultants.

Selected cases

Summary dismissal

Providing advice and guidance to employers in handling and settling summary dismissals, and in the associated litigation.

Guidance in reintegration processes

Guiding employers in the reintegration process, on the one hand to ensure that they satisfy all of the obligations under the Eligibility for Permanent Incapacity Benefit (Restrictions) Act (Wet Verbetering Poortwachter) and avoid wage sanctions, and on the other to enable employees to return to work as soon as possible.

Unacceptable behaviour in the workplace

Advising employers on how to prevent unacceptable behaviour in the workplace, and which steps need to be taken in the event that an employee reports (anonymously or otherwise) unacceptable behaviour in the workplace to their employer.

Reorganisation

Guiding employers through the entire reorganisation process, including drafting the request for advice for the works council.

Stay up to date

The latest developments

Employment, Employee Participation & Mediation

“Healthy towards retirement”: extension of RVU levy relief for physically demanding work

13 June 2025

On 28 May 2025, Minister Van Hijum (Social Affairs and Employment) informed the House of Representatives about the implementation f the agreements from the “Healthy towards retirement” accord. This negotiated agreement between the government and representatives of employers and employees was presented on 18 October 2024 and focuses on measures to help workers reach retirement age in good health. A key element is the adjustment and extension of the relief from the final levy on early retirement schemes (RVU). This blog briefly explains what an RVU is and outlines the proposed changes.

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Employment, Employee Participation & Mediation

Remote working from abroad

6 June 2025

Hybrid working is here to stay! Working from abroad is also possible. However, this comes with several legal complexities. What should employers be aware of?

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Employment, Employee Participation & Mediation

The new pay transparency legislation – Part 1: What you need to know

5 June 2025

The Act implementing the Pay Transparency Directive for men and women is on its way. It will enter into force no later than 7 June 2026. All Dutch employers are expected to prepare for significant changes. Transparency will become mandatory, as will addressing pay disparities between men and women.

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