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Splendidly Luxurious Spaces

From a simple celebratory dinner, to a grand charity gala or cutting-edge conference, SLS Seattle creates affairs that entice and indulge all your senses. Let your imagination guide you through more than 21,000 square feet of Philippe Starck designed event space featuring state-of-the-art technology, complimented by an extraordinary piece of Seattle’s history, The Church.

Treat your guests to options showcasing creative catering innovation mixed with local Seattle influence by our renowned Executive Chef Gavin Stephenson. Our full-service event team creates one-of-a-kind experiences that your guests will be talking about all year.



Located in the heart of midtown Seattle in The Mark tower, SLS Seattle provides the ideal setting for group business meetings.

  • 5,600 sq ft State-of-the-Art Conference Space in The Sanctuary Ballroom
  • 3,900 sq ft State-of-the-Art Conference Space in Albert Ballroom
  • 7,400 sq ft Meeting Space and Board Rooms
  • 2,500 sq ft Pre-Function Space
  • Preferred Room Rates and Room Blocks for Corporate Groups
  • Multi-Functional Presentation & Video Conference Services, High-Speed WiFi & On-Site AV Expertise
  • Post-Conference Shipping, Concierge Services and Multilingual Staff


Private Affairs

From an intimate dinner gathering of 20 in the hotel, to a grand reception for up to 450 in The Sanctuary, SLS Seattle provides elegant spaces full of character.

  • 16th Floor Ground-Breaking Culinary and Lounge Experience
  • Two Intimate Private Dining Rooms with Views of Elliott Bay and the Olympic Mountains
  • Customized Catering Creations by Renowned Chef Gavin Stephenson

The Church

  • The Sanctuary Ballroom
  • Albert Ballroom
  • The Halo Bar


The Sanctuary

The Sanctuary

Showcasing large beautiful stained-glass windows and a tiled dome, The Sanctuary provides a unique contrast in scale and architectural detail to its modern city surroundings, equipped with three balconies on the mezzanine level.

The Halo Bar

The Halo Bar

Located on the East Balcony, mezzanine level of The Sanctuary Ballroom and adorned by a large oval light frame above, the aptly named Halo Bar provides the perfect post-reception gathering for late night cordials.

Albert Ballroom

Albert Ballroom

This modern and tasteful private room includes elegant pre-function space nearby to congregate in style before your event. The 3,900 sq ft flexible ballroom can be divisible by two, making it an ideal space to accommodate events of all sizes.