Enjoy the difference

Office building and gathering place for the most active and innovative people in Sofia.

The Collider Activity Center is currently full. A total of 12 office areas have been fully occupied, two of which are Walltopia headquarters.

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The Collider’s modern design makes it one of the most interesting buildings in Sofia. Its interior is edgy, yet a perfect gathering place for both formal and casual meetings.

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The Collider is equipped with the latest available technology. Learn about all of the details¬† – from the building’s elevators to its facade.

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