What are cookies?

‘Cookies’ are small text files that are stored on your computer or mobile phone browser such as Google, Chrome or Firefox. Cookies allow websites to store data about user preferences. They are creating a memory of the user experience while visiting the website. Website administrators use the stored data and website statistics to improve the website’s user experience.
GSS cannot control cookies used by third-party websites, such as it is the case for content found on our website, but stored by other parties.

Cookie settings

Below you can choose which kind of cookies you allow on this website. Click on the "Save cookie settings" button to apply your choice.

FunctionalOur website uses functional cookies. These cookies are necessary to let our website work.

AnalyticalOur website uses analytical cookies to make it possible to analyze our website and optimize for the purpose of a.o. the usability.

Social mediaOur website places social media cookies to show you 3rd party content like YouTube and FaceBook. These cookies may track your personal data.

How can we help?

Call +31 (0)243 488 040 / +1 201 519 3733 (U.S.A.)
or send an email to