The 7.316 m² Büyük Efes Convention Center, located within Swissotel Büyük Efes, Izmir offers the ideal venue for any kind of meeting, incentive, conference, and event and is unparalleled in its use of technologically advanced facilities and equipment. Facilities include a total of 19 meetings and conference rooms after partition, including a multipurpose exhibition hall and a grand ballroom.

- 9 Meeting Rooms
- 2 Grand Ballrooms (Grand Efes 1, Grand Efes 2)
- 4 Boardrooms
- Smyrna Multi-Purpose Hall containing 2 sections
- 1,457 sqm of Exhibition Space (2 sections)