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The historic John Street Roundhouse is a gorgeous brick and beam architectural gem featuring large multi-paned windows, 30-foot ceilings, hand-hewn support pillars and exposed original brick. Steam Whistle Brewing is home to three unique event spaces that can accommodate groups of 12 to 750. Our on-site events team will work with you to ensure every detail of your event is meticulously planned and seamlessly executed.

With a bustling atmosphere that’s warm and inviting, The Roundhouse is the perfect backdrop for corporate events, fundraisers, weddings, product launches, bar/bat mitzvahs, and parties of all types.

Truly an extraordinary venue for your event!


The Roundhouse Hall

The Hall is Steam Whistle's premier and most versatile event space. This expansive, loft-like 4000-square foot space may be set up in almost any arrangement, with capacity for 500 people for a standing reception or 250 for a seated dinner.

The 30 ft. high train doors open onto a 2000 sq ft. outdoor patio with a stunning vista of the city skyline.

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The Roundhouse Gallery

This inviting space houses the Steam Whistle Retail Store by day, and can entertain groups between 30 to 250 people. The space features a 40ft bar, surround sound system and rotating art exhibitions. When booked with The Hall, it makes for an ideal cocktail reception area.

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The Roundhouse Mezzanine

The Mezzanine Room is Steam Whistle's newest event space, located on a second level above our Gallery and Hall. This room is enclosed in floor-to-ceiling glass windows providing breathtaking views of the Toronto skyline, Roundhouse Park and our Gallery and Hall below. 

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We all had a great time and the feedback we are getting from all of our guests is nothing but positive! The venue, the atmosphere, food and drink were all on point…
We enjoyed Steam Whistle very much. The entire process from site-visit to event day was very seamless working with you guys. I have recommended Steam Whistle as a venue several times since Connect and I’ll continue to do so – Mae Thompson, Three to Be

Steam Whistle Named Best Alternative Wedding Venue

Who would have thought that a brewery would be associated with nuptials but as it turns out, the event space at Steam Whistle is bustling with love!

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