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Back to Yonge-St.Clair

55 St Clair Ave W

Yonge-St.Clair · City of Toronto

Office Medical Retail

249

Permits observed

Since 1996

1996

Active since

First filing: Aug 1996

Dec 5, 2025

Latest filing

—

0

Contractors involved

Across all filings

Permit timeline

Chronological history of commercial permits and filings.

  1. 25 260979 HVA
    Building New Build

    HVAC - PROPOSAL FOR INTERIOR RENOVATION OF VACANT UNIT FOR NEW OFFICES AND KITCHEN.

  2. 25 260979 PLB
    Building New Build

    Plumbing - PROPOSAL FOR INTERIOR RENOVATION OF VACANT UNIT FOR NEW OFFICES AND KITCHEN.

  3. 25 260979 BLD
    Building New Build

    PROPOSAL FOR INTERIOR RENOVATION OF VACANT UNIT FOR NEW OFFICES AND KITCHEN.

  4. 25 192253 PLB
    Building Renovation

    Plumbing - Proposed interior alterations to suite 400

  5. 25 192253 HVA
    Building Renovation

    HVAC - Proposed Interior Alterations to Suite 400

  6. 25 192253 BLD
    Building Renovation

    Proposed interior alterations to suite 400

  7. 25 168714 HVA
    Building Renovation

    HVAC - Proposal for interior alterations of suite 205.

  8. 25 168714 BLD
    Building Renovation

    Proposal for interior alterations of suite 205.

View older filings (32)
  1. 24 174170 BLD

    Revision 01: Proposal to revise door sizes; revised lift location and style; relocated fixtures in rooms 104 & 105.Proposal for interior alterations of suites 110, 112, 130 to c…

  2. 25 114877 BLD

    Proposal for a new exterior access ramp to daycare centre.

  3. 25 106476 HVA

    HVAC - INTERIOR ALTERATIONS TO PARTIAL 7TH FLOOR

  4. 25 106476 BLD

    INTERIOR ALTERATIONS TO PARTIAL 7TH FLOOR

  5. 24 229403 HVA

    HVAC - Interior alterations - Unit 300 - Canadian Cancer Society.

  6. 24 229403 BLD

    Interior alterations - Unit 300 - Canadian Cancer Society.

  7. 24 174170 PLB

    Plumbing - Proposal for interior alterations of suites 110, 112, 130 to convert existing office space to daycare

  8. 24 174170 HVA

    HVAC - Proposal for interior alterations of suites 110, 112, 130 to convert existing office space to daycare

  9. 24 211361 HVA

    HVAC - proposal for tenant fit up - expand unit

  10. 24 211361 PLB

    Plumbing - proposal for tenant fit up - expand unit

  11. 24 211361 BLD

    proposal for tenant fit up - expand unit

  12. 24 193255 HVA

    HVAC - Demolition of interior partitions-landlord's work

  13. 24 193255 BLD

    Demolition of interior partitions-landlord's work

  14. 24 174399 PLB

    Plumbing - Demolition of interior partitions - back to base, minor ceiling work - Unit 500

  15. 24 174399 HVA

    HVAC - Demolition of interior partitions - back to base, minor ceiling work - Unit 500

  16. 24 174399 BLD

    Demolition of interior partitions - back to base, minor ceiling work - Unit 500

  17. 23 212554 BLD

    INTERIOR ALTERATIONS TO EXISTING OFFICE SPACE - NO CHANGE OF USE.

  18. 23 173279 PLB

    Plumbing - Proposal for interior alteration to unit 205

  19. 23 173279 HVA

    HVAC - Proposal for interior alteration to unit 205

  20. 23 173279 BLD

    Proposal for interior alteration to unit 205

  21. 23 152472 HVA

    HVAC - Proposal for interior alterations

  22. 23 152472 PLB

    Plumbing - Proposal for interior alterations

  23. 23 152472 BLD

    Proposal for interior alterations

  24. 23 113660 BLD

    Proposal for minor interior alterations to remove an existing wall & build a new wall 3ft from where existing wall was in existing Suite 125, for a Dental Care Clinic tenant - '…

  25. 22 172945 BLD

    Proposal for podium deck rehabilitation including removal, disposal, and replacement of existing waterproofing system, landscaping finishes, podium deck drains of east and south…

  26. 22 230808 PLB

    Plumbing - Interior alterations to Michael Kluthe Salon

  27. 22 230808 HVA

    HVAC - Interior alterations to Michael Kluthe Salon

  28. 22 230808 BLD

    Interior alterations to Michael Kluthe Salon

  29. 21 173270 PLB

    Revision 01 - Proposed changes to HVAC and sprinklers only; no layout changes. Plumbing - Proposal for interior alterations for existing office building unit 416

  30. 22 188982 HVA

    HVAC - NEW DEMISING WALL AND INTERIOR ALTERATIONS

  31. 22 188982 BLD

    New demising wall and interior alterations to an existing Multiple Unit Office floor of an Existing Commercial Building. Suite 260

  32. 22 117638 BLD

    Proposal for interior alterations to an existing office unit 404 on the 4th floor level for a new tenant.

Activity continuity summary

249 commercial filings observed

Since 1996

Most filings were office-related

Tier 2 category mix

Recent activity visible across multiple years

Spans 1996–2025

Business emergence insights

Unlock emergence narrative, composition signals, continuity intelligence, and address cluster relationships.

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Nearby related activity

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