A seminar is a highly effective way to inform and share knowledge with a large group of delegates. Furthermore, ECC Leiden boasts plenty of space and possibilities to make your workshops or lecture a major success! Our expertise and catering service leads to an outstanding event for your seminar

Overnight stay

Organizing a multiple-day conference? ECC Leiden is situated under one roof with Holiday Inn Leiden, we also have 200 hotel rooms to our disposal. Furthermore, there are plenty of hotel rooms available in the near area of ECC Leiden.

More about staying overnight »


The quality of the catering is just as important as the event itself. We offer customized-catering service of outstanding quality. 

More information about catering »

'Black-box' location

Every event is unique. This is why you rent the venue based upon the ‘black box concept’. the venue can easily be transformed from a classy gathering for shareholders to an extraordinary (staff-)party or even a multiple-day conference.

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Why ECC Leiden

✔ ground level 'back-box' with vide
✔ parking area for 400 cars
✔ centrally located location
✔ 1775 m² plenary space
✔ 2700 m² area with its own entrance
✔ capacity up to 2500 people
✔ capacity up to 1000 delegates for conferences
✔ sitdown dinners up to 750 delegates
✔ free Wifi