Diefenbunker Rentals banner with image of a table in the Cafeteria set up for an event.

Let us host your event, 75 feet underground!

Looking for a unique, out-of-the-box experience for your event?

The Diefenbunker has rental spaces that can accommodate groups of up to 150 people for meetings, catered events, weddings, and evening receptions.

We also offer unique teambuilding experiences, or can serve as a one-of-a-kind backdrop to set your next film.

Learn more

Our Rental Information Package outlines our rental spaces, rates, and availability. Details on supplementary materials and services (e.g., catering, A/V), and Group Tours and Escape Room add-ons are also included.

Rental inquiries

To register your rental inquiry, please fill out our Rental Registration Form and email it to our Operations Team at reservations@diefenbunker.ca.

For more information and any questions, please contact our Operations Team by email at reservations@diefenbunker.ca or by phone at 613-839-0007 x227.

Available spaces

Choose from a variety of historic spaces to host your next event.

War Cabinet Room | 25 people

War Cabinet Room

Cafeteria | 150 people


Helipad | 200 people


Bank of Canada Vault | 60 people

Bank of Canada Vault

Allard Gallery | 20 people

Allard Gallery

Conference Room | 25 people

Conference Room

Federal Warning Centre | 20 people

Federal Warning Centre

Learning Lab | 20 people

Learning Lab

Senior Officers’ Mess | 12 people

Senior Officers' Mess

Youth Room | 20 people

Youth Room

Entire Bunker | 420 people

Entire Bunker
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