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General Information

The 12th Biennial Symposium of the International Eosinophil Society (IES) will take place 11-15 July 2023 at the David Braley Health Sciences Centre at McMaster University in Hamilton, ON, Canada. Hamilton is located on the western tip of Lake Ontario, just 36 miles (56 kilometers) southwest of Toronto. 

Hamilton is home to the Royal Botanical Gardens, the Canadian Warplane Heritage Museum, the Bruce Trail, McMaster University, Mohawk College, and Redeemer University. McMaster University is ranked 4th in Canada and 69th in the world by Times Higher Education Rankings 2021.


The currency used in Canada is the Canadian Dollar (CAD). There are ATMs widely available for cash withdrawal. Credit cards are also accepted at most hotels, restaurants and shops.


The standard electrical voltage in Canada is 120 Volts and 60 Hertz.


The official language of the 12th Biennial Symposium is English.

Networking Events

Several networking events are being planned for attendees, including:
Welcome Reception: Tuesday, 11 July at the Art Gallery of Hamilton
Young Scientist Networking Event: Wednesday, 12 July
Optional Afternoon Networking Event: Thursday, 13 July (extra fee will apply)
Dinner & Networking Event: Friday, July 14 at Liuna Station

Photography and Video Recording

IES is photographing and video recording portions of the Biennial Symposium. These photographs and video recordings, along with your name, may be used in IES publications or on the IES website. If you do not want your photo used, please inform the IES staff on-site.

Time Zone

Hamilton, Ontario is in the Eastern Daylight Time Zone (EDT), which is one hour behind of the Coordinated Universal Time (UTC).


While tipping is not mandatory in most of Canada, it is customary in many circumstances , especially at almost all sit-down restaurants 


The closest major international airport, Toronto Pearson International Airport, is less than 60 minutes from Hamilton. Several ground transportation options are available between the airport and Hamilton.

In addition, the following airports are conveniently located near Hamilton:
John C. Munro Hamilton International Airport:15 minutes from downtown Hamilton.
Billy Bishop Toronto City Airport: less than a 1 hour drive to Hamilton
Buffalo Niagara International Airport: less than a 2 hour drive to Hamilton


The average temperature in July is between 82°F/28°C and 63°F/17°C.

Important Dates

Registration and Hotel Bookings Open: January 2023
Abstract Submission Deadline: 15 March 2023
Travel Grant Application Deadline: 15 March 2023
Late-Breaking Abstract Deadline: 15 May 2023

Corporate Advisory Council

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