Office Spaces for Lease in Ontario

Ottawa Office for Lease - West Central

Professionally managed offices available for lease in Ottawa west. Bright, sunlit spaces with elevator access, and a shared boardroom that is available upon request. Situated at the intersection of Carling Avenue and Woodroffe Avenue, with direct access to HWY 417. Ideal for commuters from both downtown Ottawa and Kanata. Just a short walk to Lincoln Fields Station with the LRT connection opening in 2026. Bus stop on-site. Tenants enjoy premium amenities including valet parking, a complementary fitness centre with showers, and on-site conveniences such as a coffee shop, pharmacy, mini-market, and hair salon. A wide range of amenities are available nearby at the Carlingwood Shopping Centre including Canadian Tire, Staples, and much more.

Date on Market:

2025-05-02

Ottawa Office, Retail for Lease - Centretown-Byward

Prime office space for lease at the corner of Rideau and Nicholas Street in the heart of downtown Ottawa. This is the perfect space for Public Works and Government Services, affiliates of the University of Ottawa, or any business desiring a central location with a great view and access to all amenities. Steps away from iconic landmarks, the Rideau Centre, the Rideau OTrain Station, and many restaurants. Easy access to Hwy 417 and routes around the canal. Adjacent to the new LRT station and bus stops with service to Gatineau. Secure bike storage with showers and lockers for tenants. Common board room available by request. Adjacent to Ogilvy Square, a relaxing outdoor space to enjoy during lunch. Full floors available. Some suites can be demised, please inquire.

Date on Market:

2026-03-10

London Office for Lease

Date on Market:

2026-03-10

Ottawa Office for Lease - East Central

Date on Market:

2025-09-10

Mississauga Coworking for Lease - Airport Corp Centre/Airport

Property Type:

Office

Date on Market:

2026-07-06

Ottawa Coworking for Lease - CBD

275 Slater Street is strategically positioned in Ottawa’s Central Business District, surrounded by major institutions like Parliament Hill, the Supreme Court of Canada, and the Bank of Canada. This central location ensures seamless access to decision-makers, legal experts, and financial leaders, making it ideal for businesses requiring proximity to key government and corporate networks. With direct connectivity via Parliament and Lyon stations on the O-Train Confederation Line, commuting is efficient for clients and employees alike. Flexible offices here offer credibility in a prestigious setting, while coworking spaces provide an opportunity to collaborate within Ottawa’s vibrant professional community. This prime location supports operational efficiency while optimizing costs for growing businesses.

Property Type:

Office

Date on Market:

2026-06-26

Ottawa Office/Medical for Lease - East Central

2505 St. Laurent Boulevard is a prominent three-storey office building situated on a major commercial corridor in Ottawa’s east end, offering excellent visibility and convenient access to key traffic routes including Highway 417 and surrounding arterial roads. The building accommodates a range of professional and medical tenants, supporting a dynamic mix of businesses with strong local presence and accessibility. Featuring approximately 24,878 sq ft of office space and abundant surface parking, the property delivers flexible floor plates, surface parking for approximately 94 vehicles, and a strategic location that benefits from transit connectivity and proximity to shopping, services, and employment hubs. Positioned along one of Ottawa’s key commercial boulevards, this asset offers both functional space and high exposure for established or growing professional service tenants.

Property Type:

Office

Date on Market:

2026-06-22

Hamilton Office, Office/Medical for Lease - Southern GGH

25 Charlton Ave East, Hamilton - Charlton Centre Directly across from St. Joseph's Hospital, 25 Charlton is an active medical and professional office building with an established tenant ecosystem that drives patient flow from day one. The building is home to diagnostic imaging, pharmacy and compounding, laboratory services, infusion and endoscopy, midwifery, and specialty clinics giving incoming tenants immediate access to a built-in referral network that most standalone offices simply cannot offer. daily cleaning Monday to Friday, and security are all included. Suites available from 588 SF to 3191 SF with build-to-suit and move-in ready options.

Date on Market:

2026-02-12

Aurora Coworking for Lease - York

Located in Aurora's established Melvin Robson Avenue business district, this workspace offers proximity to a thriving network of light-industrial and logistics companies, ideal for building partnerships or streamlining supply chains. The nearby Aurora GO Station ensures seamless regional connectivity, linking your team and clients to Toronto and beyond. With the Town of Aurora Civic Centre close by, businesses benefit from easy access to municipal services and decision-makers. This location supports professional credibility while enabling operational efficiency. Flexible options like private offices and coworking spaces cater to both stability and agility, helping businesses manage costs effectively while staying connected to key regional opportunities.

Property Type:

Office

Date on Market:

2026-05-29

Waterloo Office for Lease - Western GGH

Designed to shape the future of workspaces, The Cora Building is a modern, multi-tenant office hub in the heart of Waterloo’s Research and Technology Park. With LEED® Gold certification for New Construction, it features state-of-the-art systems that are both environmentally conscious and intuitively responsive to occupant comfort. The Cora Building showcases The Cora Group’s unwavering commitment to sustainability, innovation, and to building vibrant, future-ready communities. The Cora Building is a prestigious, 100,000 sq. ft., three-storey Class A office building. It offers fully furnished, move-in ready office space with executive offices, meeting rooms, open work areas, boardrooms, kitchens, and dining areas.Designed for performance and sustainability, the building features in-floor HVAC climate control and accessible cabling for easy IT setup. With direct access to the R+T Park Bus & LRT stop, walking trails, and nearby amenities, The Cora Building offers a modern, convenient, and eco-friendly workplace in a thriving innovation park.

Date on Market:

2026-05-26

Toronto Office for Lease - East Toronto

156 Duncan Mill Road offers a well-positioned commercial office opportunity in Toronto’s Don Mills business district—an established employment node known for its professional services, corporate users, and excellent commuter accessibility. The property benefits from convenient connections to Highway 401 and the Don Valley Parkway (DVP), supporting efficient travel across Toronto and the Greater GTA.

Date on Market:

2026-05-12

Ottawa Office for Lease - Centretown-Byward

Date on Market:

2026-04-24

Mississauga Coworking for Lease - Hwy 10 & Hwy 401

Mississauga's vibrant business landscape, anchored by the Airport Corporate Centre and Square One Shopping Centre, offers unparalleled commercial advantages. With seamless connectivity via Toronto Pearson International Airport and GO Transit, companies in finance, IT, and manufacturing benefit from top talent and prime serviced offices. Explore coworking spaces and meeting rooms in Mississauga for your growing enterprise.

Property Type:

Office

Date on Market:

2026-04-14

Mississauga Office for Lease - City Centre

Premier Retail Shopping Center in the heart of Mississauga located at the corner of Mavis Road & Eglinton Ave. with elevator access to second floor office inc. surveillance and security throughout the centre.

Date on Market:

2025-12-22

Toronto Office for Lease - West Toronto

Brand-new two-storey unit offering a flexible layout ideal for office, showroom, or live/work use. The main floor features an open-concept design with polished concrete floors, a two-piece washroom, private outdoor space, and one on-site parking spot. A roughed-in kitchen allows for easy customization. The second level includes a threepiece bathroom and versatile space suitable for a bedroom, lounge, or additional workspace. Located in a transit-rich neighbourhood near subway lines, Bloor GO Station, and the UP Express, with cafes, green space, and amenities nearby. A modern, adaptable unit in a highly accessible location available for immediate occupancy.

Date on Market:

2026-03-23

Ottawa Office, Industrial for Lease - East Central

Date on Market:

2026-02-26

Toronto Office for Lease - Midtown

Property Type:

Retail

Date on Market:

2026-02-23

Toronto Office for Lease - King/Dufferin

Date on Market:

2026-02-23

Mississauga Office for Lease - Meadowvale

Aquitaine Plaza is located in the growing city of Mississauga. This shopping centre offers a variety of amenities, quick-service restaurants, and medical clinics, making it a convenient one-stop shop. It’s situated along busy Winston Churchill Blvd, right next to Meadowvale Town Centre.

Date on Market:

2026-02-03

Toronto Office for Lease - King/Dufferin

Date on Market:

2026-02-03

Toronto Office for Lease - East Toronto

Fully built out office space ready for occupancy. Newly painted walls and standard lighting lenses. Sub Landlord is offering the subtenant to use the current equipment and furniture within the suite at no additional charge. Space consists of 3 offices, 2 boardrooms (one small and one large), kitchenette area, storage room and a large open area with multi purpose cubicles. The space has an north western direction offering ample nature light. Options for flexible length of lease terms up to the expiry of the Lease. They can range from a minimum of months to the length of the full lease term.

Date on Market:

2025-10-28

Toronto Coworking for Lease - Financial Core

Property Type:

Office

Date on Market:

2025-10-15

Toronto Coworking for Lease - Financial Core

Property Type:

Office

Date on Market:

2025-10-15