Gert-Jan Oude Voshaar Partner

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Personal quote / philosophy

'Building trust through quality'

Training and work experience

Gert-Jan obtained a Master's degree as a registered accountant from the Royal Netherlands Institute of Registered Accountants (NIVRA) in 1990. Subsequently, he accrued more than 20 years of experience with Big Four firms.

On 1 January 2015, Gert-Jan made partner at Ten Kate Huizinga (with responsibility for auditing activities). With Mazars' takeover of Ten Kate Huizinga on 1 January 2018, Gert-Jan became a partner/shareholder at Mazars Netherlands.


Gert-Jan's focus is on serving private company clients in the Twente region. He has particular expertise in the building, transport and logistics, automotive, family business and education sectors.

Ancillary positions

Gert-Jan's ancillary positions include serving as the treasurer of football club Quick '20 in Oldenzaal and as a member of the supervisory board of the Nije Foundation for cancer patients and their loved ones. In addition, he is a member of the Rotary Club Oldenzaal.