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CanPermits · property records report · canpermits.com/address/300-slater-st-ottawa

300 Slater St

City of Ottawa

38 permits
since 2011: Mar 16, 2026
Most recent permit

Building permit timeline

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

2011

2012

2013

2014

2015

2016

2017

2018

2019

2020

2021

2022

2023

2024

2025

2026

2026
1 filing · most recent March 2026
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1. Mar 16, 2026
  
  Tenant fit up to a 20 storey office building (removal of nonstructural partit... $260K
2023
1 filing
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1. Apr 13, 2023
  
  Interior alterations to a 20 storey office building (security vestibule - Mai... $46K
2022
2 filings
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1. Jun 21, 2022
  
  Interior alterations to the fire alarm system in a 20 storey office building... $103K
2. Mar 3, 2022
  
  Interior alterations in a 20 Storey Office Building (Offices 8N, 11S, 17S & 19S) $188K
  
  RON EASTERN CONSTRUCTION LTD
2021
2 filings
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1. Apr 21, 2021
  
  Interior alterations to two 20 storey office towers (washroom fit up on floor... $136K
2. Jan 14, 2021
  
  PLUMBING ONLY: Install a premise isolation backflow prevention device on the...
2020
1 filing
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1. Jun 26, 2020
  
  Interior alterations to a 20 storey office building (Jean Edmonds Complex) $3.6M

View 9 earlier years

2019
1 filing
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1. May 6, 2019
  
  Interior alterations on the ground floor of a 20 storey office building (Jean... $150K
  
  BRADFORD CONSTRUCTION
2018
3 filings
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1. Dec 13, 2018
  
  Interior alterations on the 9th floor of a 20 storey office building (Jean Ed... $290K
  
  RON EASTERN CONSTRUCTION LTD
2. Dec 13, 2018
  
  Interior alterations on the 17th and 18th floors of a 20 storey office buildi... $953K
  
  RON EASTERN CONSTRUCTION LTD
3. Oct 25, 2018
  
  Interior alterations on the 3rd and 5th floors of a 20 storey office building... $1.7M
  
  RON EASTERN CONSTRUCTION LTD
2017
3 filings
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1. Nov 28, 2017
  
  Interior alterations on the 15th floor of a 20 storey office building $482K
2. Oct 11, 2017
  
  Interior alterations on the 13th and 14th floors of a 20 storey office buildi... $507K
3. May 9, 2017
  
  Exterior alterations on a 20 storey office building (new aluminum cladding sy... $7.3M
2016
5 filings
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1. Dec 14, 2016
  
  Interior alterations on the 9th floor of a 20 storey office building (John Ed... $65K
2. Dec 5, 2016
  
  Interior alterations to the 3rd floor of a 20 storey office building (constru... $25K
3. Nov 23, 2016
  
  Interior alterations on all floors of a 20 storey office building (relocation... $525K
  
  RON EASTERN CONSTRUCTION LTD
4. Jul 12, 2016
  
  Interior alterations on the 19th floor of a 21 storey office building $10K
5. Apr 14, 2016
  
  Tenant fit-up on the ground floor of a 20 storey office building (Internation... $80K
2015
4 filings
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1. Nov 23, 2015
  
  Inteiror alterations on floors 12, 13, 14, 15 of a 20 storey office building... $2.1M
  
  RON ENGINEERING & CONSTRUCTION (EASTERN) LTD
2. Nov 19, 2015
  
  Interior alterations on floors 16 to 20 of a 20 storey office building $2.7M
  
  RON ENGINEERING & CONSTRUCTION
3. Sep 25, 2015
  
  Interior alterations on the 19th floor of a 20 storey office building (Jean E... $19K
4. Mar 3, 2015
  
  Interior alterations to install universal washrooms on the 2nd to 20th floor... $627K
2014
5 filings
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1. Jun 18, 2014
  
  Interior alteration on the 1st floor of 16 storey office building (Citizenshi... $150K
2. Jun 16, 2014
  
  Interior alterations to 1st floor of a 20 storey office building (The Canteen) $50K
  
  WYMOR CONSTRUCTION INC
3. Feb 26, 2014
  
  Tenant fit-up on the 7th floor of a 20 storey office building (Citizenship an... $321K
  
  ARNON DEVELOPMENT CORPORATION LIMITED
4. Feb 11, 2014
  
  Tenant fit-up on the 10th floor of a 20 storey office building (PWGSC) $453K
5. Jan 22, 2014
  
  Electrical/Mechanical modifications to a kitchen on the 3rd floor $22K
2013
1 filing
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1. Nov 8, 2013
  
  Interior alterations on the 3rd floor of a 21 storey office building $38K
2012
6 filings
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1. Aug 15, 2012
  
  Tenant fit-up on the 1st floor of a 21 storey office building (Telus) $40K
2. Jul 26, 2012
  
  Interior alterations on the 11th floor of a 21 storey office building (Canadi... $125K
3. Jul 26, 2012
  
  Tenant fit-up on the 2nd floor of a 21 storey office building $156K
4. May 3, 2012
  
  Tenant fit-up on the ground floor of a 21 storey office building (C'est Fou B... $8K
5. Mar 19, 2012
  
  Interior alterations on the 4th, 5th, 14th and 15th floor of a 19 storey offi... $74K
  
  CASSIDY E. W. CONSTRUCTION CONSULTING LTD
6. Mar 19, 2012
  
  Replacing generator on the 21st floor of an existing 21 storey office building. $300K
  
  CUMMINGS EASTERN ONT
2011
3 filings
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1. Sep 9, 2011
  
  Tenant fitup on the ground floor of a 20 storey building (Citizenship and Imm... $195K
2. Sep 6, 2011
  
  Alterations to fire alarm system in a 20 storey commercial building (Jean Edm... $561K
  
  T & M ELECTRICAL LIMITED
3. Jul 20, 2011
  
  Tenant fit up on the 1st floor of a 20 storey office building (PWGSC) $306K

Active contractors at this address

Contractors who have filed permits at this address.

Nearby Construction

Within 250 m

Active and recent construction within 250 m of this address.

33 locations shown

Sort

1

365 Laurier Ave Ouest/West

Renovation ×2

54 m
2

280 Slater St

Renovation ×3

63 m
3

180 Kent St

Renovation

76 m
4

333 Laurier Ave Ouest/West

Renovation ×3

90 m
5

340 Laurier Avenue W

Renovation ×3

120 m
6

344 Slater St

Renovation

121 m
7

250 Albert St

Renovation

143 m
8

350 Albert St

Renovation ×12

144 m
9

3 addresses at this point

New Build Renovation ×2

145 m
10

200 Kent St

Renovation ×3

146 m
11

360 Albert St

Renovation ×6

146 m
12

427 Laurier Ave Ouest/West

Renovation ×2

153 m
13

255 Albert St

Renovation ×3

155 m
14

112 Kent St

Renovation ×3

160 m
15

149 Bank St

Renovation

169 m
16

153 Bank St

Renovation

170 m
17

230 Gloucester St

Renovation

175 m
18

117 Bank St

Renovation

180 m
19

475 Laurier Ave Ouest/West

Renovation

181 m
20

222 Slater St

Renovation

183 m
21

157 Bank St

Renovation

183 m
22

320 Queen St

Renovation ×2

186 m
23

109 Bank St

Renovation

190 m
24

186 Bank St

Renovation

192 m
25

215 Slater St

Renovation

195 m
26

222 Queen St

Renovation ×3

200 m
27

210 Gloucester St

Renovation

201 m
28

440 Laurier Ave Ouest/West

Renovation

217 m
29

100 Kent St

Renovation ×2

226 m
30

269 Laurier Ave Ouest/West

Renovation

230 m
31

240 Sparks St

Renovation

231 m
32

294 Gloucester St

Renovation

240 m
33

99 Bank St

Renovation ×5

243 m

New Build

Renovation

Construction activity detected within 250 m, from the City of City of Ottawa's open data. Each pin is a City-geocoded point (which may hold more than one record/address); click for details. Open data · City of Ottawa

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300 Slater St in Ottawa has 38 building permits on record dating back to 2011, most recently on March 16, 2026.