Our experts thoughtfully consider each detail to care for your vision, your tastes, and your dreams for an unforgettable celebration.
Istanbul Marriott Hotel Sisli
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The excellence meets in every turn
Plan a remarkable event in one of the world's most enchanting destination perfectly located
Istanbul Marriott Hotel Sisli is elevating meetings to new heights with an state-of-the- art technologies, including Red Coat Service, 7 meeting rooms and a grand ballroom. Hotel offers 1,337 square meters of meeting venues; from small meetings of 20 to large exhibitions of 1,000 spaces, can be configured to suit you.
Let us bring your special day to life
Create unforgettable memories in the heart of Istanbul
Book your celebration with us today and let Marriott Sisli turn your special moments into unforgettable memories!
Gather & Connect
Join us for a successful meeting experience.

Private Dining Room
Intimate gatherings deserve a special setting. Our Private Dining Room offers the perfect blend of elegance and exclusivity for your memorable moments.

The Dishroom Terrace Bar
Indulge in the vibrant atmosphere of our Dishroom Terrace Bar, where every sip is a celebration of flavor and every moment a symphony of relaxation.
Enhance Your Stay
Elevate your experience with our Executive Lounge access.



Click on the capacity chart below for more information about our event spaces.
Meeting Room | Dimensions (LxWxH) |
Area (sq.ft) |
Theater | Schoolroom | Conference | U-Shape | Reception | Banquet |
---|---|---|---|---|---|---|---|---|
Istanbul Grand Ballroom | 42,2 22,5 4.71 | 855 | 850 | 450 | 135 | 850 | 550 | |
Ballroom I | 19,5 11 4.71 | 215 | 168 | 81 | 42 | 150 | 100 | |
Ballroom II | 23 16,0 4.71 | 368 | 320 | 180 | 66 | 250 | 250 | |
Ballroom III | 15,5 19 4.71 | 272 | 140 | 96 | 42 | 110 | 130 | |
Ballroom I-II |
27 23 4.71 | 621 | 550 | 243 | 51 | 650 | 320 | |
Ballroom II-II |
31,5 23 4.71 | 623 | 600 | 320 | 84 | 750 | 380 | |
Asia |
23,73 10,35 3,89 | 247 | 150 | 105 | 60 | 180 | 150 | |
Asia I | 10,35 7,53 3,89 | 69 | 50 | 32 | 24 | 50 | 40 | |
Asia II | 10,35 7,93 3,89 | 79 | 50 | 32 | 24 | 50 | 40 | |
Asia III |
10,35 9,27 3,89 | 99 | 75 | 36 | 24 | 70 | 40 | |
Asia I-II |
15,46 10,35 3,89 | 148 | 110 | 60 | 36 | 100 | 80 | |
Asia II-III |
17,26 10,35 3,89 | 178 | 120 | 60 | 36 | 140 | 80 | |
Europe | 15,15 7,26 3,89 | 110 | 80 | 54 | 36 | 120 | 70 | |
Europe I | 7,47 7,26 3,89 | 54 | 40 | 27 | 24 | 50 | 30 | |
Europe II |
7,68 7,26 3,89 | 55 | 40 | 27 | 24 | 50 | 30 | |
Boardroom | 8,58 4,7 3 | 40 | ||||||
Next Generation | 10,53 6,83 3,89 | 71 | 60 | 36 | 21 | 60 | 40 |