Signal flag recall regatta sailing

Advanced training

Theoretical knowledge comes from the book. The plus comes from the experience of other race officers. We advise and train your team – on-site or via webinar.

coming soon


Discover products in our online store that make your work on the water easier and provide a better experience for regatta sailors.

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Product development

As the number of regattas held increases, so do the requirements for professionally designed on-board aids. We still have many ideas that we will soon present to you. Are you looking for a specific product? If you miss something in our store, write to us!

contact us


In our “Logbook” you can regularly read news about our offer, our young company and what drives and moves us.

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Happy Birthday, Pirate Class!

‘optimal sailing’ was one of the sponsors of the traditional Berlin

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who we are

Sebastian Kalabis

Founder, Race Officer, ‘Hanse’ Sailor

Sebastian Millies

Founder, mark layer, ILCA sailor


You would like to be involved and start cooperations and projects with us? Write us and come aboard!