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CIBC Square - Phase I 81 Bay St 13,535 SF of 5-Star Office Space Available in Toronto, ON M5J 0E7



Sublease Highlights
- Located on the 45th floor with panoramic west, south, and north-facing views.
- Direct connectivity to Toronto transit infrastructure supports commuter access.
- Access to a tenant-only fitness facility, conference centre, bike storage, and showers.
- Existing improvements include offices, meeting rooms, open areas, and a large servery.
- LEED Platinum-certified building with advanced ventilation and air filtration systems.
- Positioned within CIBC Square, one of Toronto’s premier office developments.
All Available Space(1)
Display Rental Rate as
- Space
- Size
- Term
- Rental Rate
- Space Use
- Build-Out
- Available
Positioned on the 45th floor of CIBC Square, this office sublease opportunity offers panoramic west, south, and north-facing views from one of Toronto’s most prominent downtown office developments. The existing buildout includes a combination of open work areas, internal offices, meeting rooms, and a large servery, providing a functional workplace environment that can support a variety of corporate users. The space benefits from a top-of-building location with elevator exposure and immediate access to the extensive amenity package available at CIBC Square. Tenant amenities include a private fitness facility, dedicated conference centre, bike storage, showers and change facilities, food hall dining options, and access to a one-acre elevated park. The property also features direct connectivity to Toronto’s transit network, supporting convenient access for employees and visitors throughout the Greater Toronto Area. Building systems are designed to support modern workplace requirements, including high-density outdoor air ventilation, destination dispatch elevators, advanced air filtration systems, and enhanced mechanical infrastructure. As a LEED Platinum-certified property, 81 Bay Street combines sustainability initiatives with contemporary office functionality. Available December 1, 2026, with a term extending through May 30, 2032, this opportunity offers occupiers the ability to secure space within one of Toronto’s landmark office developments while benefiting from a fully improved workplace environment and a premier downtown business address.
- Sublease space available from current tenant
- Fully Built-Out as Standard Office
- Fits 34 - 109 People
- Reception Area
- Lease rate does not include utilities, property expenses or building services
- Mostly Open Floor Plan Layout
- 4 Conference Rooms
- Elevator Access
| Space | Size | Term | Rental Rate | Space Use | Build-Out | Available |
| 45th Floor | 13,535 SF | May 2032 | Upon Request Upon Request Upon Request Upon Request | Office | Full Build-Out | December 01, 2026 |
45th Floor
| Size |
| 13,535 SF |
| Term |
| May 2032 |
| Rental Rate |
| Upon Request Upon Request Upon Request Upon Request |
| Space Use |
| Office |
| Build-Out |
| Full Build-Out |
| Available |
| December 01, 2026 |
45th Floor
| Size | 13,535 SF |
| Term | May 2032 |
| Rental Rate | Upon Request |
| Space Use | Office |
| Build-Out | Full Build-Out |
| Available | December 01, 2026 |
Positioned on the 45th floor of CIBC Square, this office sublease opportunity offers panoramic west, south, and north-facing views from one of Toronto’s most prominent downtown office developments. The existing buildout includes a combination of open work areas, internal offices, meeting rooms, and a large servery, providing a functional workplace environment that can support a variety of corporate users. The space benefits from a top-of-building location with elevator exposure and immediate access to the extensive amenity package available at CIBC Square. Tenant amenities include a private fitness facility, dedicated conference centre, bike storage, showers and change facilities, food hall dining options, and access to a one-acre elevated park. The property also features direct connectivity to Toronto’s transit network, supporting convenient access for employees and visitors throughout the Greater Toronto Area. Building systems are designed to support modern workplace requirements, including high-density outdoor air ventilation, destination dispatch elevators, advanced air filtration systems, and enhanced mechanical infrastructure. As a LEED Platinum-certified property, 81 Bay Street combines sustainability initiatives with contemporary office functionality. Available December 1, 2026, with a term extending through May 30, 2032, this opportunity offers occupiers the ability to secure space within one of Toronto’s landmark office developments while benefiting from a fully improved workplace environment and a premier downtown business address.
- Sublease space available from current tenant
- Lease rate does not include utilities, property expenses or building services
- Fully Built-Out as Standard Office
- Mostly Open Floor Plan Layout
- Fits 34 - 109 People
- 4 Conference Rooms
- Reception Area
- Elevator Access
Property Overview
81 Bay Street is an office property within CIBC Square in Toronto, Ontario. Building amenities include a tenant fitness facility, conference centre, bike storage, showers, and an elevated park. The property is LEED Platinum certified and incorporates destination dispatch elevators, high-density outdoor air ventilation, and enhanced air filtration systems.
- 24 Hour Access
- Atrium
- Conferencing Facility
- Fitness Center
- Security System
- PATH
- Atrium
- Wi-Fi
- Raised Floor System
Property Facts
Select Tenants
- Floor
- Tenant Name
- Industry
- Multiple
- AGF Management Limited
- Finance and Insurance
- 45th
- Balyasny Asset Management
- Finance and Insurance
- 37th
- BDC
- Finance and Insurance
- 45th
- Birch Hill Equity Partners
- Finance and Insurance
- Multiple
- Boston Consulting Group
- Professional, Scientific, and Technical Services
- Multiple
- CIBC
- Finance and Insurance
- 35th
- Hines
- Real Estate
- 36th
- La Caisse
- Finance and Insurance
- 36th
- La Caisse Revenue Fixe
- Finance and Insurance
- Multiple
- Microsoft Corporation
- Information
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CIBC Square - Phase I | 81 Bay St
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