Eurostars uHotel
https://www.eurostarsuhotel.com
Miklošičeva cesta 3
1000 Ljubljana
Slovenia
Hotel gave a special price for the event: 103,00 € per person (including breakfast, extra 20 € for double occupancy in the room), one should mention nupecc while reserving.
Other hotels in the city centre (in the radius of 5 mins walking distance):
Hotel Slon: https://www.hotelslon.com
Hotel City: https://www.cityhotel.si
Hotel Union: https://www.grandhotelunioneurostars.com