CanPermits · property records report · canpermits.com/address/355-4-av-sw-calgary

355 4 Av SW

City of Calgary

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Here’s what the public record shows about this property.

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Has this property been altered?: 121 building permits on record since 2000, most recently May 4, 2026.; 8 development applications on file (PARKING STRUCTURE, RESTAURANT, RETAIL STORE, SIGN, SIGNS - CLASS 1, UTILITIES), most recently filed Jul 21, 2006.
What’s the land-use designation?: CR20-C20/R20 · Commercial - Residential Core · as of Jul 6, 2026
What could change around it?: 22 active construction records within 250 m of this address.

Each line is a fact from the City’s open record. Open the full report for the complete timeline, every nearby project, and the assessment detail.

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Building permit timeline

Year-grouped permit history. Permits collapse under each year.

View full permit history

2000

2001

2002

2003

2004

2005

2006

2007

2008

2009

2010

2011

2012

2013

2014

2015

2016

2017

2018

2019

2020

2021

2022

2023

2024

2025

2026

2026
5 filings · most recent May 2026
View permits (5) Hide permits
1. May 4, 2026
  
  Leasehold improvements - Show Suite Minor Renovation $20K
  
  ROYAL CONSTRUCTION
2. Jan 19, 2026
  
  HVAC mechanical permit — (Contractor's Heating, Ventilation and Air Condition...
  
  Mechanical · ARPI'S INDUSTRIES
3. Jan 19, 2026
  
  Plumbing permit — (Contractor's Plumbing Permit) — Improvement
  
  Plumbing · ARPI'S INDUSTRIES
4. Jan 8, 2026
  
  Electrical permit — (Contractor's Electrical Permit) — Improvement
  
  Electrical · WESTERN ELECTRICAL MANAGEMENT
5. Jan 8, 2026
  
  Interior Alterations $835K
  
  MODE INTERIOR DESIGN STUDIO
2025
22 filings
View permits (22) Hide permits
1. Oct 20, 2025
  
  HVAC mechanical permit — (Contractor's Heating, Ventilation and Air Condition...
  
  Mechanical · LUAN AIR & HEATING
2. Oct 20, 2025
  
  HVAC mechanical permit — (Contractor's Heating, Ventilation and Air Condition...
  
  Mechanical · LUAN AIR & HEATING
3. Oct 20, 2025
  
  Plumbing permit — (Contractor's Plumbing Permit) — Improvement
  
  Plumbing · TRI-ALTA MECHANICAL
4. Oct 20, 2025
  
  Plumbing permit — (Contractor's Plumbing Permit) — Improvement
  
  Plumbing · TRI-ALTA MECHANICAL
5. Oct 9, 2025
  
  Electrical permit — (Contractor's Electrical Permit) — Improvement
  
  Electrical · WESTERN ELECTRICAL MANAGEMENT
6. Oct 9, 2025
  
  Electrical permit — (Contractor's Electrical Permit) — Improvement
  
  Electrical · WESTERN ELECTRICAL MANAGEMENT
7. Oct 8, 2025
  
  Electrical permit — (Contractor's Electrical Permit) — Improvement
  
  Electrical · WESTERN ELECTRICAL MANAGEMENT
8. Oct 8, 2025
  
  Electrical permit — (Contractor's Electrical Permit) — Improvement
  
  Electrical · WESTERN ELECTRICAL MANAGEMENT
9. Oct 8, 2025
  
  Electrical permit — (Contractor's Electrical Permit) — Improvement
  
  Electrical · WESTERN ELECTRICAL MANAGEMENT
10. Oct 6, 2025
  
  HVAC mechanical permit — (Contractor's Heating, Ventilation and Air Condition...
  
  Mechanical · A S M INDUSTRIES
11. Sep 16, 2025
  
  Group D Office 3.2.2.56. $142K
  
  SHEARER LICENSED INTERIOR DESIGN
12. Aug 25, 2025
  
  Interior Alterations $93K
  
  SHEARER LICENSED INTERIOR DESIGN
13. Jul 24, 2025
  
  Plumbing permit — (Contractor's Plumbing Permit) — Improvement
  
  Plumbing · CAON SERVICES
14. Jul 23, 2025
  
  Electrical permit — (Contractor's Electrical Permit) — Improvement
  
  Electrical · WESTERN ELECTRICAL MANAGEMENT
15. Jul 4, 2025
  
  HVAC mechanical permit — (Contractor's Heating, Ventilation and Air Condition...
  
  Mechanical · LUAN AIR & HEATING
16. Jul 4, 2025
  
  Renovations $2.3M
17. Jun 24, 2025
  
  Electrical permit — (Contractor's Electrical Permit) — Improvement
  
  Electrical · WESTERN ELECTRICAL MANAGEMENT
18. May 30, 2025
  
  Interior Alterations $150K
  
  MAK INTERIOR DESIGN
19. Apr 15, 2025
  
  Leasehold improvement - 5591 7th Floor Elevator lobby & washrooms $89K
  
  SHEARER LICENSED INTERIOR DESIGN
20. Apr 15, 2025
  
  Interior alterations $234K
  
  SHEARER LICENSED INTERIOR DESIGN
21. Apr 15, 2025
  
  Leasehold improvement - 5556C Suite 750 $220K
  
  SHEARER LICENSED INTERIOR DESIGN
22. Apr 15, 2025
  
  Leasehold improvement - 5556B Suite 730 $296K
  
  SHEARER LICENSED INTERIOR DESIGN
2024
4 filings
View permits (4) Hide permits
1. Mar 7, 2024
  
  HVAC mechanical permit — (Contractor's Heating, Ventilation and Air Condition...
  
  Mechanical · MODERN NIAGARA ALBERTA
2. Mar 7, 2024
  
  Plumbing permit — (Contractor's Plumbing Permit) — Improvement
  
  Plumbing · MODERN NIAGARA ALBERTA
3. Feb 26, 2024
  
  Electrical permit — (Contractor's Electrical Permit) — Improvement
  
  Electrical · WESTERN ELECTRICAL MANAGEMENT
4. Feb 20, 2024
  
  Interioir alterations $600K
  
  MAK INTERIOR DESIGN
2023
5 filings
View permits (5) Hide permits
1. Oct 19, 2023
  
  Electrical permit — (Contractor's Electrical Permit) — Improvement
  
  Electrical · WESTERN ELECTRICAL MANAGEMENT
2. Oct 17, 2023
  
  Plumbing permit — (Contractor's Plumbing Permit) — Improvement
  
  Plumbing · B C K MECHANICAL SYSTEMS (1990)
3. Aug 28, 2023
  
  HVAC mechanical permit — (Contractor's Heating, Ventilation and Air Condition...
  
  Mechanical · RUFF IN INDUSTRIES
4. Aug 2, 2023
  
  Electrical permit — (Contractor's Electrical Permit) — Improvement
  
  Electrical · O'DELL ELECTRIC
5. Jul 4, 2023
  
  Interior alterations - Office show suite $500K
  
  MAK INTERIOR DESIGN
2022
1 filing
View permits (1) Hide permits
1. Aug 29, 2022
  
  F3 Parking Garage - Parkade Repairs - Calgary Place Tower - 2022 Parkade Main... $40K

View 27 earlier years

2021
9 filings
View permits (9) Hide permits
1. Dec 31, 2021
  
  Interior alterations. $300K
  
  ROYAL CONSTRUCTION
2. Nov 25, 2021
  
  HVAC mechanical permit — (Contractor's Heating, Ventilation and Air Condition...
  
  Mechanical · TROTTER & MORTON BUILDING TECHNOLOGIES
3. Nov 24, 2021
  
  HVAC mechanical permit — (Contractor's Heating, Ventilation and Air Condition...
  
  Mechanical · TRI-ALTA MECHANICAL
4. Nov 24, 2021
  
  Plumbing permit — (Contractor's Plumbing Permit) — Improvement
  
  Plumbing · TRI-ALTA MECHANICAL
5. Nov 24, 2021
  
  Electrical permit — (Contractor's Electrical Permit) — Improvement
  
  Electrical · WESTERN ELECTRICAL MANAGEMENT
6. Oct 5, 2021
  
  AltaGas Office Renovation $175K
  
  COUGAR CONTRACTORS
7. Sep 5, 2021
  
  Electrical permit — (Contractor's Electrical Permit) — Improvement
  
  Electrical · WESTERN ELECTRICAL MANAGEMENT
8. Aug 24, 2021
  
  OFFICE
  
  Tenancy Change · COUGAR CONTRACTORS
9. May 13, 2021
  
  HVAC mechanical permit — (Contractor's Heating, Ventilation and Air Condition...
  
  Mechanical · ARPI'S INDUSTRIES
2020
1 filing
View permits (1) Hide permits
1. Mar 31, 2020
  
  Electrical permit — (Contractor's Electrical Permit) — Improvement
  
  Electrical · A&E ELECTRICAL SOLUTIONS
2019
2 filings
View permits (2) Hide permits
1. Sep 17, 2019
  
  Gas mechanical permit — (Contractor's Gas Permit) — Improvement
  
  Gas · MODERN NIAGARA ALBERTA
2. Sep 16, 2019
  
  HVAC mechanical permit — (Contractor's Heating, Ventilation and Air Condition...
  
  Mechanical · MODERN NIAGARA ALBERTA
2018
3 filings
View permits (3) Hide permits
1. Dec 21, 2018
  
  HVAC mechanical permit — (Contractor's Heating, Ventilation and Air Condition...
  
  Mechanical · CHISHOLM INDUSTRIES
2. Dec 21, 2018
  
  Plumbing permit — (Contractor's Plumbing Permit) — Improvement
  
  Plumbing · CHISHOLM INDUSTRIES
3. Sep 12, 2018
  
  Electrical permit — (Contractor's Electrical Permit) — Improvement
  
  Electrical · O'DELL ELECTRIC
2017
1 filing
View permits (1) Hide permits
1. Jul 21, 2017
  
  Office partition removal for future lease $18K
  
  PERSIMMON CONTRACTING
2016
4 filings
View permits (4) Hide permits
1. Jun 17, 2016
  
  Alta Gas Floor 23rd partial renovation $45K
  
  COUGAR CONTRACTORS
2. Jun 10, 2016
  
  Interior Alterations (CREIT - Lloyd's Register) $145K
  
  MAK INTERIOR DESIGN
3. May 25, 2016
  
  Group D Office $450K
  
  COUGAR CONTRACTORS
4. Jan 4, 2016
  
  ALTAGAS 20th Floor Renovation $400K
  
  COUGAR CONTRACTORS
2015
9 filings
View permits (9) Hide permits
1. Nov 12, 2015
  
  New demising walls $25K
  
  MAK INTERIOR DESIGN
2. Sep 29, 2015
  
  Interior Alteration $455K
  
  COUGAR CONTRACTORS
3. Sep 29, 2015
  
  Interior Alteration $72K
  
  APACON INTERIOR CONSTRUCTION
4. May 25, 2015
  
  Interior alteration (existing tenant) $550K
  
  COUGAR CONTRACTORS
5. May 25, 2015
  
  Interior alteration (Existing tenant) $480K
  
  COUGAR CONTRACTORS
6. Apr 1, 2015
  
  Alteration $450K
  
  MAK INTERIOR DESIGN
7. Mar 24, 2015
  
  Interior alteration (existing tenant) $510K
  
  COUGAR CONTRACTORS
8. Mar 24, 2015
  
  Interior alteration (existing tenant) $554K
  
  COUGAR CONTRACTORS
9. Jan 9, 2015
  
  Interior alteration new tenant $500K
  
  COUGAR CONTRACTORS
2014
6 filings
View permits (6) Hide permits
1. Dec 29, 2014
  
  washrooms $102K
  
  PERSIMMON CONTRACTING
2. Dec 22, 2014
  
  washrooms $102K
  
  PERSIMMON CONTRACTING
3. Dec 18, 2014
  
  Alteration $98K
  
  COUGAR CONTRACTORS
4. Oct 8, 2014
  
  Interior alteration $120K
  
  PERSIMMON CONTRACTING
5. Aug 23, 2014
  
  Alteration $300K
  
  ROYAL CONSTRUCTION
6. Jul 3, 2014
  
  Office Alterations $1.0M
  
  COUGAR CONTRACTORS
2013
4 filings
View permits (4) Hide permits
1. Oct 18, 2013
  
  COMM INTERIOR DEMOLITION ONLY $425K
  
  DIALOG
2. Jun 4, 2013
  
  New washrooms $90K
  
  PERSIMMON CONTRACTING
3. May 16, 2013
  
  demolition only - washrooms $10K
  
  PERSIMMON CONTRACTING
4. Feb 28, 2013
  
  Interior Alteration $7K
  
  ABM GENERAL CONTRACTING
2012
3 filings
View permits (3) Hide permits
1. Nov 27, 2012
  
  Interior Alteration $69K
  
  REED ATWOOD BUILDERS
2. May 5, 2012
  
  Interior Alteration $78K
  
  SOUNDTEX INTERIORS
3. Mar 7, 2012
  
  Interior Alteration $25K
  
  ABM GENERAL CONTRACTING
2011
5 filings
View permits (5) Hide permits
1. Dec 20, 2011
  
  Interior work $61K
  
  HOK
2. Sep 6, 2011
  
  Interior Alterations $28K
  
  SOUNDTEX INTERIORS
3. May 25, 2011
  
  Interior Alteration $37K
  
  SOUNDTEX INTERIORS
4. May 5, 2011
  
  Interior Alterations $20K
  
  ABM GENERAL CONTRACTING
5. Apr 4, 2011
  
  LEASEHOLD IMPROVEMENT $13K
  
  SOUNDTEX INTERIORS
2010
2 filings
View permits (2) Hide permits
1. Oct 23, 2010
  
  Interior Renovations. $145K
  
  SOUNDTEX INTERIORS
2. Apr 22, 2010
  
  Interior alteration $20K
  
  ABM GENERAL CONTRACTING
2009
2 filings
View permits (2) Hide permits
1. Nov 3, 2009
  
  Interior Alterations $482K
  
  REED ATWOOD BUILDERS
2. Feb 5, 2009
  
  INTERIOR PARTITIONING $700K
  
  LABBE-LEECH INTERIORS
2008
2 filings
View permits (2) Hide permits
1. Aug 12, 2008
  
  INTERIOR ALTERATION $130K
  
  LABBE-LEECH INTERIORS
2. May 22, 2008
  
  Interior Partition $30K
  
  GOVAN BROWN & ASSOCIATES
2007
3 filings
View permits (3) Hide permits
1. Sep 13, 2007
  
  INTERIOR PARTITIONS; BATHROOM $500K
  
  LABBE-LEECH INTERIORS
2. Jul 27, 2007
  
  Commercial Interior Partition $20K
  
  SOUNDTEX INTERIORS
3. May 15, 2007
  
  INTERIOR ALTERATION $380K
  
  LABBE-LEECH INTERIORS
2006
2 filings
View permits (2) Hide permits
1. Jul 21, 2006
  
  Application SIGNS - CLASS 1
  
  Released
2. Jan 31, 2006
  
  INTERIOR ALTERATION $24K
  
  COUGAR CONTRACTORS
2005
11 filings
View permits (11) Hide permits
1. Sep 29, 2005
  
  Commercial Interior Partition and Business Use Confirmation $136K
  
  PRIME PROJECTS
2. Sep 8, 2005
  
  LEASEHOLD IMPROVEMENTS - INTERIOR PARTITION $88K
  
  PRIME PROJECTS
3. Aug 4, 2005
  
  Interior Alterations $102K
  
  COUGAR CONTRACTORS
4. Aug 2, 2005
  
  INTERIOR ALTERATION AND USE APPROVAL $102K
  
  LIGNUM INTERIORS
5. Jul 4, 2005
  
  Interior Alterations to Office $48K
  
  ALTA INTERIOR CONTRACTING SERVICES
6. Jun 17, 2005
  
  Interior Alterations & use Approval $10K
  
  LIGNUM INTERIORS
7. Jun 1, 2005
  
  INTERIOR ALTERATION AND USE $44K
  
  PRIME PROJECTS
8. Apr 4, 2005
  
  Interior Alteration and Use Confirmation $100K
  
  SOUNDTEX INTERIORS
9. Mar 22, 2005
  
  Commercial Interior Partition and Business Use Confirmation for Office $283K
  
  LIGNUM INTERIORS
10. Feb 28, 2005
  
  Commercial Interior Partitions for existing tenant on floor $43K
  
  COUGAR CONTRACTORS
11. Jan 6, 2005
  
  Interior Alteration (Demolition) $12K
  
  LIGNUM INTERIORS
2004
3 filings
View permits (3) Hide permits
1. Nov 30, 2004
  
  Interior Alterations $1K
  
  PUBLIC WORKS CANADA
2. Nov 26, 2004
  
  Fire Suppression System $25K
  
  TYCO INTEGRATED FIRE & SECURITY
3. Oct 18, 2004
  
  Interior Alterations and Use Approval $64K
  
  PRIME PROJECTS
2003
2 filings
View permits (2) Hide permits
1. Feb 5, 2003
  
  Interior Alterations to Existing Tenant $146K
  
  SOUNDTEX INTERIORS
2. Jan 9, 2003
  
  Commercial Interior Partition $9K
  
  SOUNDTEX INTERIORS
2002
4 filings
View permits (4) Hide permits
1. Oct 15, 2002
  
  Application PARKING STRUCTURE
  
  Released
2. Sep 23, 2002
  
  Int Alt $45K
  
  SIZELAND EVANS INTERIOR DESIGN
3. Apr 2, 2002
  
  Interior Alterations $53K
  
  PERSIMMON CONTRACTING
4. Feb 20, 2002
  
  Interior Alteration $70K
  
  MTEC CORPORATE CONSTRUCTION
2001
3 filings
View permits (3) Hide permits
1. Jul 5, 2001
  
  Int Alt $68K
  
  COUGAR CONTRACTORS
2. Apr 5, 2001
  
  Int Alt $50K
  
  MTEC CORPORATE CONSTRUCTION
3. Mar 19, 2001
  
  Interior Alteration $75K
  
  MTEC CORPORATE CONSTRUCTION
2000
4 filings
View permits (4) Hide permits
1. Dec 7, 2000
  
  Interior alterations $24K
  
  LABBE-LEECH INTERIORS
2. Aug 1, 2000
  
  Interior Alterations $38K
  
  LABBE-LEECH INTERIORS
3. Mar 13, 2000
  
  Interior alterations to office $794K
  
  COHOS EVAMY PARTNERS
4. Mar 10, 2000
  
  interior alteration $60K
  
  LABBE-LEECH INTERIORS
1999
1 filing
View permits (1) Hide permits
1. Aug 17, 1999
  
  Application RESTAURANT
  
  Released
1997
1 filing
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1. Dec 4, 1997
  
  Application RESTAURANT
  
  Lapsed
1995
1 filing
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1. Dec 11, 1995
  
  Application RETAIL STORE
  
  Lapsed
1994
2 filings
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1. Jun 23, 1994
  
  Application RESTAURANT
  
  Released
2. Apr 13, 1994
  
  Application SIGN
  
  Released
1993
1 filing
View permits (1) Hide permits
1. Dec 13, 1993
  
  Application UTILITIES
  
  Released

Nearby Construction

Within 250 m

Active and recent construction within 250 m of this address.

22 locations shown

Sort

1

320 5 Av SW

Renovation

43 m
2

407 3 St SW

Renovation

58 m
3

330 5 Av SW

Renovation ×2

88 m
4

400 4 Av SW

Renovation ×19

91 m
5

400 5 Av SW

Renovation

99 m
6

333 5 Av SW

Renovation

105 m
7

308 4 Av SW

Renovation ×6

108 m
8

407 2 St SW

Renovation

128 m
9

441 5 Av SW

Renovation

144 m
10

300 5 Av SW

Renovation ×4

145 m
11

400 3 Av SW

Renovation ×6

163 m
12

500 4 Av SW

Renovation ×3

164 m
13

505 2 St SW

Renovation ×2

174 m
14

332 6 Av SW

Renovation

181 m
15

240 4 Av SW

Renovation ×3

183 m
16

237 4 Av SW

Renovation

195 m
17

520 5 Av SW

Renovation ×2

204 m
18

321 6 Av SW

Renovation

214 m
19

255 5 Av SW

Renovation

222 m
20

215 2 St SW

Renovation ×3

223 m
21

220 4 Av SW

Renovation ×2

224 m
22

520 4 Av SW

New Build

231 m

New Build

Renovation

Construction activity detected within 250 m, from the City of Calgary's open data. Each pin is a City-geocoded point (which may hold more than one record/address); click for details. Contains information licensed under the Open Government Licence – City of Calgary.

Nearby active addresses

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355 4 Av SW in Calgary has 121 building permits on record dating back to 2000, most recently on May 4, 2026.