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423 Main St 17,358 - 69,432 SF of 4-Star Office Space Available in Winnipeg, MB R3B 1B3

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SUBLEASE HIGHLIGHTS

  • Located on major arterial road and transit corridor and 2 blocks north of Portage & Main
  • On-site heated underground parking
  • Well-located asset in desirable Exchange District with many boutique shops and services in the immediate area
  • On-site security

ALL AVAILABLE SPACES(4)

Display Rental Rate as

  • SPACE
  • SIZE
  • TERM
  • RENTAL RATE
  • SPACE USE
  • CONDITION
  • AVAILABLE
  • 3rd Floor
  • 17,358 SF
  • Nov 2026
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • 30 Days

First 12 months basic rent free

  • Sublease space available from current tenant
  • Mostly Open Floor Plan Layout
  • Can be combined with additional space(s) for up to 69,432 SF of adjacent space
  • Fully Built-Out as Standard Office
  • Fits 44 - 139 People
  • 4th Floor
  • 17,358 SF
  • Nov 2026
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • 30 Days

First 12 months basic rent free

  • Sublease space available from current tenant
  • Mostly Open Floor Plan Layout
  • Can be combined with additional space(s) for up to 69,432 SF of adjacent space
  • Fully Built-Out as Standard Office
  • Fits 44 - 139 People
  • 5th Floor
  • 17,358 SF
  • Nov 2026
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • 30 Days

First 12 months basic rent free

  • Sublease space available from current tenant
  • Mostly Open Floor Plan Layout
  • Can be combined with additional space(s) for up to 69,432 SF of adjacent space
  • Fully Built-Out as Standard Office
  • Fits 44 - 139 People
  • 6th Floor
  • 17,358 SF
  • Nov 2026
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • 30 Days

First 12 months basic rent free

  • Sublease space available from current tenant
  • Mostly Open Floor Plan Layout
  • Can be combined with additional space(s) for up to 69,432 SF of adjacent space
  • Fully Built-Out as Standard Office
  • Fits 44 - 139 People
Space Size Term Rental Rate Space Use Condition Available
3rd Floor 17,358 SF Nov 2026 Upon Request Upon Request Upon Request Upon Request Office Full Build-Out 30 Days
4th Floor 17,358 SF Nov 2026 Upon Request Upon Request Upon Request Upon Request Office Full Build-Out 30 Days
5th Floor 17,358 SF Nov 2026 Upon Request Upon Request Upon Request Upon Request Office Full Build-Out 30 Days
6th Floor 17,358 SF Nov 2026 Upon Request Upon Request Upon Request Upon Request Office Full Build-Out 30 Days

3rd Floor

Size
17,358 SF
Term
Nov 2026
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
30 Days

4th Floor

Size
17,358 SF
Term
Nov 2026
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
30 Days

5th Floor

Size
17,358 SF
Term
Nov 2026
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
30 Days

6th Floor

Size
17,358 SF
Term
Nov 2026
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
30 Days

3rd Floor

Size 17,358 SF
Term Nov 2026
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available 30 Days

First 12 months basic rent free

  • Sublease space available from current tenant
  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • Fits 44 - 139 People
  • Can be combined with additional space(s) for up to 69,432 SF of adjacent space

4th Floor

Size 17,358 SF
Term Nov 2026
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available 30 Days

First 12 months basic rent free

  • Sublease space available from current tenant
  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • Fits 44 - 139 People
  • Can be combined with additional space(s) for up to 69,432 SF of adjacent space

5th Floor

Size 17,358 SF
Term Nov 2026
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available 30 Days

First 12 months basic rent free

  • Sublease space available from current tenant
  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • Fits 44 - 139 People
  • Can be combined with additional space(s) for up to 69,432 SF of adjacent space

6th Floor

Size 17,358 SF
Term Nov 2026
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available 30 Days

First 12 months basic rent free

  • Sublease space available from current tenant
  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • Fits 44 - 139 People
  • Can be combined with additional space(s) for up to 69,432 SF of adjacent space

PROPERTY FACTS

Building Type
Office
Year Built
1928
LoopNet Rating
4 Star
Building Height
10 Stories
Building Size
127,372 SF
Building Class
B
Typical Floor Size
12,737 SF
Parking
Covered Parking
Walk Score®
Walker's Paradise (100)
Transit Score®
Excellent Transit (78)
Bike Score®
Very Bikeable (89)
What is a Walk Score®, Transit Score® & Bike Score®?
Walk Score® measures the walkability of any address.
Transit Score® measures access to public transit.
Bike Score® measures bikeability of a location.
What is a Walk Score®
, Transit Score® & Bike Score?
Walk Score® measures the walkability
of any address. Transit Score®
measures access to public transit. Bike Score®
measures bikeability of a location.®
  • Listing ID: 37478199

  • Date on Market: 2025-08-29

  • Last Updated:

  • Address: 423 Main St, Winnipeg, MB R3B 1B3

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