Attendee Resources

Welcome to the attendee resource center for the WCBP Symposium! All attendees are encouraged to review the information provided to ensure you are prepared for your experience.  

WCBP: January 27-29, 2026
Venue: The Mayflower Hotel, Washington D.C., USA
Online Scientific Program: The full scientific program will be available soon.


Click on the sections below for detailed information:
Important Attendee Deadlines
Thursday, January 1, 2026 | Hotel Accommodations 

Last day to reserve your hotel accommodations at the host hotel at the special group rate. Please note: program registration does not include lodging, so be sure to book your hotel room before the deadline. 

Make Your WCBP Hotel Reservations

Tuesday, January 13, 2026 | In-Person Registration

Last day to register for in-person attendance. Registration closes at 5 PM Pacific (PST). Registration will open in September.

View the WCBP Registration Fees 

Thursday, January 22, 2026 | Virtual Registration

Last day to register for virtual attendance. Registration closes at 5 PM Pacific (PST). Registration will open in September.

View the WCBP Registration Fees 

Hotel Information

The Mayflower Hotel
1127 Connecticut Avenue NW
Washington D.C. 20036
Telephone: 202-347-3000
Fax: 202-776-9182

Make Your WCBP Hotel Reservations

WCBP 2026 will meet at the landmark hotel – The Mayflower Hotel in Washington D.C. Centrally located in the heart of Washington D.C., the Mayflower Hotel brings together all the prestige, splendor, and history that characterize our nation’s capital.

Reservations

A room block is reserved for Symposium delegates at the special group rate of $339 USD for a single room (plus 14.8% occupancy tax.) After this date, reservations will be accepted on a space-available basis and at the best available rate. To make room reservations, please contact the Mayflower Hotel by telephone: +800-468-3571 or +202-347-3000. Please identify yourself as an attendee of “CASSS – CMC Strategy Forum / WCBP 2026” to secure the above rates. The room block will most likely be filled BEFORE the deadline; we recommend that attendees book their hotel accommodations well BEFORE the January 1, 2026 deadline. The Mayflower Hotel does require a credit card to guarantee your reservation. Reservations made for the hotel need to be canceled 48 hours before your arrival for a full refund.

The room reservation deadline is January 1, 2026.

NOTE: Check-in time is 4:00 pm and check-out time is 12:00 pm.

Parking and Transportation

The Mayflower Hotel is centrally located in a prime downtown location, blocks from the White House and many of Washington D.C.’s most famous landmarks. The hotel is within easy reach of two metro stops - Farragut North and Farragut West, and is 2.4 miles away from Union Station. For local attendees that will drive to the Symposium, parking is available on-site for an additional fee. 

Attendees traveling by plane can utilize Ronald Reagan Washington National Airport (DCA, 5.3 miles away), Dulles International Airport (IAD, 24.8 miles away), or Baltimore/Washington International Thurgood Marshall Airport (BWI, 34.7 miles away).

U.S. Federal Government Rates
A limited number of U.S. Federal Government rate rooms are available. Please contact the Symposium Manager, Mikaela Sanford at msanford@casss.org

By staying at the host hotel, you help CASSS meet its contractual obligations and keep future registration fees reasonable. Please take this into consideration when making your accommodation decisions.

Virtual Information

The WCBP Symposium will be live streamed to a virtual online player.

For more information, visit  WCBP Virtual Information

Health and Safety

CASSS is committed to protecting its attendees, participants, and staff members to the highest degree possible when attending our conferences. To ensure we provide a safe environment, CASSS strongly encourages COVID-19 vaccinations, and all other routine vaccinations to protect you from infectious diseases, serious illness, and hospitalization. CASSS will follow guidances established by the facility hosting the conference and/or local and state health authorities in which the conference is located.

For the safety of all attendees, we expect everyone to take everyday preventive actions prior to, and during the conference, to stay safe and healthy. These actions include, but are not limited to:

  • Avoid close contact with people who are sick.
  • If you are sick, limit contact with others as much as possible to keep from infecting them.
  • Cover your nose and mouth with a tissue when you cough or sneeze.
  • Wash your hands often.

Wearing a face mask throughout hotel common space and conference designated areas is recommended but not required.

If you tested positive for COVID-19, have been directly exposed to the virus, or exhibit any symptoms of the COVID-19 virus, you should isolate and not attend the in-person conference. All in-person registrants have access to the virtual platform (if applicable) so you may participate in the conference in a virtual-only manner.

CASSS will follow local guidelines, including the current measures from the Government of the District of Columbia: https://coronavirus.dc.gov/

CASSS is committed to monitoring the local status for in-person conferences and will update our guidelines as necessary. Registrants will be informed about any changes through various communication channels, including email and website, as needed.

If you have any other questions, please contact the CASSS office at 510-428-0740.

Promote Your Participation

We encourage you to promote your participation in the program on social media. Please visit the WCBP Social Media Kit page for customizable images to highlight your role and experiences with the Symposium.

Access the WCBP Social Media Kits

Be sure to tag CASSS and use #WCBP2026 in your posts!


"Great opportunity to meet the regulators from the Health Agencies from around the world and exchange ideas with them."
Belma Ljutic, WCBP 2025 Attendee
"WCBP is a great organization that sets the standard for regulatory professionals in CMC. It is the penultimate place for engaging and interacting with those at the forefront of the industry and is always a fantastic time to learn and discuss and progress as a professional."
John Armando, WCBP 2025 Attendee

Pre-Conference Short Course

The 2026 WCBP Symposium Pre-Conference Short Course will provide practical knowledge on the fundamentals and applications of mass spectrometry.

View WCBP Short Course Information

Code of Conduct

CASSS is committed to providing a safe, productive, and welcoming environment for all meeting participants and CASSS staff. All participants, including, but not limited to, attendees, speakers, volunteers, industry, partners, exhibitors, CASSS staff members, service providers, and all others are expected to abide by this Code of Conduct.

View Code of Conduct