One66 spaces
Excellent spaces, a high level of organization and technical equipment and above all attentiveness to your wishes.
our spaces
Conference room
Our conference room is ideal for seminars, workshops, and presentations. With 100 m² of space, multiple seating styles, hi-ready tech, and even a basketball hoop for casual breaks, it’s business—but with personality. Add coffee breaks, lunch, or post-event drinks to keep the energy going—the bar is just outside the conference room, making it easy to shift from focus to refresh in a few steps.
board room
Perfect for smaller meetings or working sessions, our board room offers a more intimate setup with a smart screen, plenty of daylight, and everything you need to get things done. It’s ideal for up to 10 people who prefer a calm, professional atmosphere with just the right amount of comfort.
Loft area
The LOFT is our signature event space: 300 m² of open, high-ceilinged creativity that includes the restaurant, bar, gallery, lounge, and terrace. It features lounge seating, an option for high-top tables, a built-in bar, a stage for performances or talks, and space for up to 200 standing guests. From festive parties to business launches, this space adapts—modular, stylish, and ready to make a statement.
Gallery
A stylish and intimate 40 m² space with seating for up to 26 or standing room for 35, the Gallery is perfect for smaller gatherings that still want impact. Whether it’s a baby shower, a business brunch, or a themed dinner, this modular space offers charm, comfort, and the option to personalize with décor and catering.
Terrace
Open-air, relaxed, and full of charm—our 30 m² terrace is made for easygoing celebrations and outdoor gatherings. It fits 20 seated or 30 standing, and is especially popular for warm evenings, themed events, or casual cocktails under the sky. Private bookings also available, with catering and furniture included.
Coworking space
Our coworking space gives guests and visitors a flexible, well-designed area to work, meet, or just focus. With high-speed Wi-Fi, comfortable seating, and easy access to coffee, it’s everything a modern workday needs—without feeling corporate.
Apartment
Looking for a more relaxed setting for your next business meeting? Our stylish 66m² Apartma offers the perfect blend of comfort and functionality. With seating for 6 at the table and 4 more around the club table, it’s ideal for meetings of up to 10 people who value a laid-back atmosphere.
Equipped with a SmartTV and a fully functional kitchen, this space is designed to make your gathering feel both productive and effortless.
They hosted an event here
- Thanks to Everyone who Trusted us!
Workshop
The atmosphere at ONE66 is unlike any other venue in Ljubljana – stylish, relaxed yet highly functional. Our workshop guests loved the catering and the natural light in the event space. A fantastic experience all around!
Annual product launch
“We hosted our annual product launch at ONE66 and couldn’t be happier. The conference room was perfectly equipped, the AV support flawless, and the staff extremely responsive. It felt modern, smooth, and professional from start to finish.”
corporate events
From the moment we arrived, the team at ONE66 made sure everything ran seamlessly. The conference setup was spot-on, coffee breaks were beautifully presented, and the vibe was warm and welcoming. Highly recommended for corporate events!