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Back to Yonge-Bay Corridor

161 Bay St

Yonge-Bay Corridor · City of Toronto

Office Restaurant Retail

1059

Permits observed

Since 1996

1996

Active since

First filing: Jun 1996

Mar 2, 2026

Latest filing

—

1

Contractors involved

Across all filings

Permit timeline

Chronological history of commercial permits and filings.

  1. 26 148791 HVA
    Building Renovation

    HVAC - Proposed interior alterations for 'Stifel Canada'.

  2. 26 148791 BLD
    Building Renovation

    Proposed interior alterations for 'Stifel Canada'.

  3. 26 118948 FSU
    Building Addition

    Proposed fire alarm upgrades, addition of fire alarm speaker/strobe combination device to existing wellness room.

  4. 26 106664 HVA
    Building Renovation

    HVAC - Proposal for interior alterations to existing office

  5. 26 106664 PLB
    Building Renovation

    Plumbing - Proposal for interior alterations to existing office

  6. 26 106664 BLD
    Building Renovation

    Proposal for interior alterations to existing office

  7. 25 269389 HVA
    Building Renovation

    HVAC - Proposal for interior office alterations

  8. 25 269389 BLD
    Building Renovation

    Proposal for interior office alterations

View older filings (32)
  1. 25 264758 HVA

    HVAC - Proposal for interior alterations to existing office.

  2. 25 264758 PLB

    Plumbing - Proposal for interior alterations to existing office.

  3. 25 264758 BLD

    Proposal for interior alterations to existing office.

  4. 25 217591 PLB

    Plumbing - Interior alterations - Unit 3900 - Galderma

  5. 25 217591 HVA

    HVAC - Interior alterations - Unit 3900 - Galderma

  6. 25 217591 BLD

    Interior alterations - Unit 3900 - Galderma

  7. 25 211056 HVA

    HVAC - Proposal for interior alterations to add rooms to existing space.

  8. 25 211056 BLD

    Proposal for interior alterations to add rooms to existing space.

  9. 22 175274 BLD

    REV 01: Revision to show as-built conditions.EXTEND PATIO ON PODIUM (ROOF OF CONCOURSE LEVEL OF BUILDING) ABUTTING RESTAURANT WITHIN GROUND FLOOR. PROPOSAL INCLUDES A RETRACTABL…

  10. 25 187712 PLB

    Plumbing - Proposed interior alterations to existing office for an expansion into an adjacent suite

  11. 25 187712 HVA

    HVAC - Proposed interior alterations to existing office for an expansion into an adjacent suite

  12. 25 187712 BLD

    Proposed interior alterations to existing office for an expansion into an adjacent suite

  13. 25 183536 HVA

    HVAC - PROPOSAL FOR MINOR INTERIOR ALTERATION: DEMOLITION OF ONE WALL TO CREATE ONE LARGER AV ROOM TO SUPPORT AN ADJACENT STUDIO SPACE ON THE 2ND FLOOR. SCOPE INCLUDES RE-ALIGNM…

  14. 25 183536 BLD

    PROPOSAL FOR MINOR INTERIOR ALTERATION: DEMOLITION OF ONE WALL TO CREATE ONE LARGER AV ROOM TO SUPPORT AN ADJACENT STUDIO SPACE ON THE 2ND FLOOR. SCOPE INCLUDES RE-ALIGNMENT AND…

  15. 25 176323 BLD

    Proposal for interior alterations to existing office space by adding 1 office and a storage room - UNIT 5000

  16. 25 176323 HVA

    HVAC - Proposal for interior alterations to existing office space by adding 1 office and a storage room - UNIT 5000

  17. 24 253386 HVA

    HVAC - Proposal for interior alterations in an existing office space - Suite 2310 & 2325

  18. 24 253386 BLD

    Proposal for interior alterations in an existing office space - Suite 2310 & 2325

  19. 24 235063 FSU

    Proposal to install total of (Six) 6 maglocks - three on 32nd floor & three on 33rd floor. Please see the attached drawings # E-332 & E-333 on page # 5 & 6 of 7.

  20. 24 221630 HVA

    HVAC - Proposed interiror alterations to an existing office space.

  21. 24 221630 BLD

    Proposed interiror alterations to an existing office space.

  22. 24 205977 HVA

    HVAC - Proposed interior alterations to existing office to add a copy room and glazing partition.

  23. 24 205977 BLD

    Proposal for interior alterations to existing office unit 2460, located on the 24th floor level. Scope includes adding a copy room and glazing partition.

  24. 24 202025 PSA

    Replacement of mechanical cooling unit - 3rd floor

  25. 24 202024 MSA

    Replacement of mechanical cooling unit - 3rd floor

  26. 24 202283 HVA

    HVAC - Interior fit out of existing office space including the construction of new meeting rooms and open office area. Note, associated required sprinkler work will be submitte…

  27. 24 202283 BLD

    Proposal for interior alterations to an existing office space on a portion of the 43rd floor level (Unit 4300) for office tenant - 'Bloomberg Toronto'. Scope includes the const…

  28. 24 196422 HVA

    HVAC - Interior Alterations to bring back to base - Suite 4310

  29. 24 196422 BLD

    Proposal for interior alterations to return existing office Suite 4310, located on the 43rd floor level to base building condition.

  30. 24 191958 PLB

    Plumbing - INTERIOR ALTERATIONS TO SUITE 4120

  31. 24 191958 HVA

    HVAC - INTERIOR ALTERATIONS TO SUITE 4120

  32. 24 191958 BLD

    INTERIOR ALTERATIONS TO SUITE 4120

Activity continuity summary

1059 commercial filings observed

Since 1996

Most filings were office-related

Tier 2 category mix

Recent activity visible across multiple years

Spans 1996–2026

Within the last 90 days, a business has been emerging at this address — 1 business-emergence signal recorded.

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Nearby related activity

Explore neighbourhood activity
  • ↗ Commercial activity observed across Yonge-Bay Corridor.
  • ↗ Multiple interior renovations in the surrounding blocks.
  • ↗ Patio and signage activity consistent along the corridor.