Hotel Accommodations



Sheraton Grand Seattle
1400 Sixth Avenue
Seattle, WA 98101

Book your AOSSM Annual Meeting 2020 Hotel Today!

Reservations must be made on or before Monday June 8, 2020
Room Rate: $282 plus tax

Housing is now open for all AOSSM Annual Meeting attendees.  You may safely secure your reservation below through the official AOSSM hotel block at the Sheraton Grand Seattle.  We’ve secured a number of discounted rooms for your convenience, book your hotel room now for the best rates and availability.

Contracted AOSSM rates at the Sheraton Grand Seattle are available until Monday, June 8, 2020 or until the room block is full.  You may still book rooms after this date, however, the AOSSM rate is not guaranteed and rooms are based on availability. 

Group Housing

To book 10 or more rooms, you will first need to complete the Group Housing Form and you will then be contacted by the hotel directly to secure your reservations in the official AOSSM block.  Please note, you will be responsible for a separate agreement based on 10 or more rooms. 


Hotel Reservation Alert!

The AOSSM Room Block at the Sheraton Grand Seattle is the official block at the AOSSM Annual Meeting 2020 and should only be booked through the AOSSM website.  Unaffiliated wholesale hotel/travel groups may solicit AOSSM attendees and offer hotel accommodations for the AOSSM Annual Meeting. Unofficial companies may be offering discounted or wholesale hotel pricing.  AOSSM cannot verify the authenticity of such companies or their representations and will not be able to provide a resolution to issues related to such reservations. If you booked accommodations through any other party, we urge you to immediately cancel the reservations and book your rooms through AOSSM directly. If you have any questions about the booking of your hotel reservation, contact AOSSM at 847.292.4900 or

Cancellations or Arrival/Departure Changes

Reservations may be cancelled, or arrival and departure dates may be changed, until Monday, June 8, 2020 without charge. After this date, the reservation is subject to a 1-night room and tax deposit that is non-refundable.

To modify or cancel your current hotel reservation, click here and select “Manage Existing Reservation”. 
You will need your hotel confirmation number to complete online.

Jaime Paton -