Jun 04–07, 2025 | Marriott Marquis Washington, DC, Washington, DC, United States
Scientific Organizers:
Rino Rappuoli, Kanta Subbarao, Laurence Zitvogel and Firdausi Qadri
Jun 04–07, 2025 | Marriott Marquis Washington, DC, Washington, DC, United States
Scientific Organizers:
Rino Rappuoli, Kanta Subbarao, Laurence Zitvogel and Firdausi Qadri
Lodging Information
How to Cancel Lodging | Lodging Frequently Asked Questions
Housing Scam Alert
We’ve received reports of unsolicited calls and emails from companies like Exhibitors Housing Services, Expo Housing Services, and Global Housing. These are not affiliated with Keystone Symposia and may not be legitimate. Do not share your credit card or book through them.
For your security, book lodging only through the links in your Keystone Symposia account, a reputable travel agency, or directly with the official hotels listed on our website. Please report suspicious activity to us.
Venue Details
901 Massachusetts Ave NW
Washington, DC. 20001
United States
https://www.marriott.com/en-us/hotels/wasco-marriott-marquis-washington-dc/overview/?scid=f2ae0541-1279-4f24-b197-a979c79310b0
General Event Lodging Information
Click here to book your lodging at the Marriott Marquis Washington D.C.
PLEASE NOTE: Conference lodging for our attendees is only held until April 21, 2025 at which time the hotel rooms are released to the general public. Once released to the public we cannot guarantee availability or the discounted rate! HOWEVER, DO NOT WAIT UNTIL THIS DATE TO BOOK YOUR LODGING! Please book as soon as possible as our conference lodging MAY still sell out before this date!
** Also, lodging for dates OUTSIDE of the conference using the above link are not possible as the hotel is fully committed for the days before and after the conference. **
Rates below do not include a mandatory $25 per night destination fee. This will be charged upon check in and includes enhanced internet, food and beverage credit and sightseeing tickets.
If calling or emailing to book your reservation - please make sure you reference that you are attending a Keystone Symposia conference to receive the discounted rate!
Tax Surcharge
Venue Lodging Rates
Rates do not include taxes and/or surcharges.
| Run of House Hotel Room, single or double | $257 USD per night |
Lodging Rate Information
Room rates are listed by the NIGHTLY rate for this meeting. Rates do not include extra night stays beyond the conference dates. Make your lodging arrangements early as space is limited. Deposit and cancellation requirements vary from site to site; please confirm directly with the hotel at the time of booking.
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