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2024 I2SL Annual Conference

Marriott Grand Hotel

Hotel Information

The 2024 I2SL Annual Conference host hotel and conference location is the Marriott Grand Hotel in St. Louis, Missouri. I2SL has partnered with the Marriott and encourage attendees to reserve rooms there:

Marriott St. Louis Grand 
800 Washington Avenue
St. Louis, MO 63101


You can also call 877-303-0104 for reservations. Mention I2SL Annual Conference  to receive the group rate. 


Hotel Block

A limited number of rooms are available at the Marriott St. Louis Grand for conference attendees to reserve from Saturday, September 28, 2024, through Wednesday, October 2, 2024:

  • Block rate: $199 per night (plus applicable taxes). Rooms available at this rate are limited, so please reserve early!

  • Prevailing government per diem rate: currently $141 per night (plus applicable taxes). They will check for government identification at check-in, so please only reserve at this rate if applicable to you.

  • Rates are effective one day before and three days after the conference (based on availability) and are subject to state and local taxes.

  • Check-in time is 4 p.m.; check-out time is 11 a.m

  •  A credit card guarantee or a one-night deposit is required at time of booking. 


Room availability is not guaranteed, so do not wait until the cutoff date to reserve your room. The deadline to book a room in the block at the conference rate is 6:00 PM CST Saturday, September 7, 2024.


Reservations must be canceled within 72 hours before arrival to receive a refund of your first night’s deposit made at time of reservation booking.


The Marriott St. Louis Grand is approximately 14 miles from St. Louis Lambert International Airport (STL). The hotel is 0.2 miles from a MetroLink Light Rail stop. When departing Lambert Airport, Terminal 1 or 2, take the MetroLink Red line to 8th & Pine (approximately 15 stops/40 minutes). Hotel is 0.2 mile/3-minute walk from MetroLink station.


Valet parking is available for $53 plus tax per day, and self-serve is $35 plus tax daily.

Hotel and Attendee List Phishing Alert!

Don't be fooled by emails or phone calls from people claiming to be from official housing companies for the 2024 I2SL Conference or lead generators trying to sell you I2SL attendee lists. We are not working with anyone outside of the Marriott St. Louis Grand, nor do we sell our attendee lists to third parties. We only share our attendee lists with exhibitors prior to the conference for onsite networking and marketing purposes, and please know that our websites and databases are secure.  


All official 2024 I2SL Annual Conference correspondence will come from or 


Any emails claiming conference hotel deals or attendee lists for sale should be ignored as any SPAM message you receive. Should you receive any emails of concern, please contact I2SL.

Thank you to our sponsors!






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