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cosine alumni event in celebration of 25th anniversary

We are thrilled to invite our cosine alumni to celebrate 25 years of cosine with us on 24 November 2023. This celebration will take place at cosine’s new headquarters in Sassenheim. We are looking forward to welcoming all staff and interns, past and present, who have contributed to our journey these past 25 years.

This event is a unique opportunity to reconnect with cosine staff and interns, celebrate our shared achievements and forge new connections. Whether you’re a cosine alumnus or a current colleague, we invite you to join us in celebrating this milestone together.

We look forward to enjoying what promises to be a festive evening including nostalgia and networking! To register for this event, please send us an email at Stay tuned for further updates and mark 24 November on your calendar to remember the past, embrace the present and contemplate an exciting future.

Please feel free to share this invitation with any cosine alumni you are in contact with!

Event details:
• Date: Friday 24 November 2023
• Time: 16:00-19:00
• Venue: Warmonderweg 14, 2171 AH Sassenheim

RSVP by 3 November:
To confirm your attendance or for more information about the event, please contact +31 71 528 4962 or send us an email at, subject cosine 25 years, including your name, email address and phone number.

About cosine
With a quarter-century of excellence, cosine is a leading worldwide company in the development of space instrumentation, such as Silicon Pore Optics for astronomy and remote sensing solutions with onboard processing. We have been developing and delivering innovative measurement systems for space and industrial applications since 1998. With our expert international staff of around 50 colleagues, we combine physics and technology to bring out-of-the-box solutions to our clients. Our company operates 1,000 m2 of cleanrooms and high-tech assembly facilities to build and test the systems we produce for customers at our headquarters in Sassenheim, The Netherlands

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