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PS33 Symposium Headquarters

The Protein Society has reserved a large block of rooms at The Sheraton Grand Seattle, rates are $239++/night. The Symposium—and all activities unless otherwise noted—will be held at The Sheraton Grand Seattle.

Rate EXTENDED through June 19, 2019

Alternative Accommodation - SOLD OUT

An alternative option for your stay in the Emerald City is Homewood Suites. The Protein Society has a limited block of rooms at this hotel. Homewood Suites is located less than a mile away from the PS33 Headquarters and is $169++/night.

Rate good only through May 30, 2019

#PS33 - Seattle, Washington

The boundless energy of downtown Seattle awaits PS33 attendees. This year, the 33rd Annual Symposium activities will take place in Seattle, Washington, and our host hotel, the Sheraton Grand Seattle. The Symposium is located a short walk away from iconic destinations like Pike Place Market and the city's inviting Waterfront. When you are not in sessions, we invite you to explore the many sides of this dynamic city.

Extend your stay and celebrate America's Independence Day by visiting popular attractions like the Space Needle or the Seattle Aquarium, or venture to nearby Pioneer Square to immerse yourself in the charm of Seattle's oldest neighborhood. However you choose to spend your free time, relax knowing you'll enjoy all Seattle has to offer. Click here for more information on local events.

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Why Stay at the PS33 Hotels?

Filling a room block is important to The Protein Society. By establishing a history of always filling the room block, the Society is able to secure competitive room rates and larger blocks in subsequent years. 

Roommate-Finding Service

If you are interested in sharing a room with other event attendees, please  sign up on to connect with each other. The conference appears as PS33 on