Withaar Advocatenkantoor

About Withaar Advocatenkantoor

Withaar Advocatenkantoor is a small law firm in Tilburg. It specialises in employment law and social security law and offers advice, assistance, litigation, courses, and training.

Areas of expertise

The firm handles employment law and social security law issues. It assists both employers and employees.

• Employment law
• Social security law
• Association law
• Employment matters for professional athletes and employers in sport

For employees

Employees can get support with disputes involving employers or benefits agencies, including dismissal, wage payments, reintegration, and benefits.

• Threatened dismissal
• Refusal to pay wages
• Problems with reintegration
• Disputes over benefits, such as WIA or WW (Dutch disability and unemployment benefits)

For employers

Employers can get help with personnel matters, reorganisations, employment conditions, and legal proceedings.

• Individual dismissal of employees
• Collective dismissal and reorganisation
• Employee illness and reintegration
• Changes to employment conditions
• UWV wage sanctions (Dutch Employee Insurance Agency)
• Court proceedings and objection or appeal cases
• Assistance with reorganisations
• Advice on employee representation
• Drafting employment contracts
• Drafting termination agreements
• Preparation for new legislation
• Drafting a collective labour agreement (CAO) or company regulations

Courses and training

Practical courses and training are tailored to the team’s needs and can take place at the client’s office or another location.

• Employment law courses and training

About Jack Withaar

Jack Withaar is a legal expert and lecturer. Alongside his law practice, he works as an assistant professor of employment law at Maastricht University and as a lecturer at Avans Hogeschool. On 27 February 2026, he earned his doctorate at Tilburg University for his research on the dual legal status of professional athletes employed under a contract of employment.

Fees

The firm charges different hourly rates for individuals and businesses. Businesses can also choose a subscription; courses are quoted individually.