Sonja Geldermans

Sonja Geldermans

Associate | Attorney at law

Corporate Law

Sonja Geldermans advises entrepreneurs (both large and SMEs) about a variety of corporate law matters ranging from mergers, acquisitions and restructures, to internal and business disputes.

‘Corporate law is a broad and diverse field with often complex legal issues. To ensure I can provide clients with the most effective advice, I aim to thoroughly understand all aspects of a case. Based on that, I determine the way of achieving the optimal outcome for the client.’

Education

Sonja graduated from Leiden University in 2020 with two Master’s degrees, in Corporate Law and European Law (cum laude). During her Bachelor’s degree, she successfully completed the Honours College Law programme and studied at Oxford University for a year, gaining the Diploma in Legal Studies.

Career

After undertaking a number of internships and working at a law firm as a paralegal, Sonja joined De Clercq in September 2020.

Sonja’s daily practice

Sonja handles a broad range of matters within corporate law, from litigating on liability issues, to drafting and reviewing contracts and advising and guiding restructuring processes.

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The latest developments

Corporate Law

The explanation of technical requirements in procurement tenders

17 April 2026

Last month, we successfully represented a contracting authority in summary proceedings before the District Court of The Hague. The central question was whether a delivered machine complied with the knock-out requirements set out in the tender. However, beneath this lay a more fundamental legal question: how does the court interpret technical requirements?

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Corporate Law

The Letter of Intent: a non-binding document or a binding agreement?

14 April 2026

This is the second blog in a series on the legal and strategic aspects of mergers and acquisitions (M&A). In the previous blog, the focus was on what buyers and sellers actually aim to achieve with the transaction. Once they have found each other, a next step often follows: the drafting of a letter of intent, also referred to as an LOI or intent agreement. This document marks the moment at which the parties set out their intentions in writing. But what are the legal consequences of this? And what should buyers and sellers pay attention to?

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Corporate Law

The life cycle of a business (5): How do you cooperate within a company? The importance of clear agreements

31 March 2026

In this ten-part blog series, we reflect on the life cycle of a business. Which legal form should I choose? What is required to establish a company? How does a company come to an end? Who are the stakeholders involved, and how do you deal with a business partner who leaves? In this fifth part, we discuss how arrangements within a company can be structured. We also address the importance of clear agreements.

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