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Best Window Cleaners in London, ON (2026)

25 window cleaners ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in London: Southwest Window Cleaning, CR Score 67/100; 5.0★ from 370 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Bear Property Cleaning, posts 24/7 hours; ranked #2 of 25.

  3. 5

    Most-reviewed: ClearWater Windows & Eaves, 978 Google reviews at 4.9★, the most of 25 ranked; ranked #5.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

25 London window cleaners are ranked here by CR Score, from ten published factors. 11 are open 24/7, 21 open Saturdays and 17 open Sundays, based on posted hours. The median Google rating is 5.0★ across 25 rated businesses.

Top 10 window cleaners in London at a glance

Top 10 window cleaners in London at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Southwest Window Cleaning675.0★ (370)London24/7Overall
2Bear Property Cleaning664.9★ (381)London24/7Emergencies
3Accurate Window Cleaners654.9★ (213)London24/7—
4V & E Window Cleaning655.0★ (145)London24/7—
5ClearWater Windows & Eaves654.9★ (978)Norfolk County, 7 km awaySat · Sun · EveningsMost reviews
6Jacob's Crystal Clear Window Cleaning645.0★ (81)London24/7—
7All Good Property Cleaning635.0★ (44)London24/7—
8Great Blue Cleaning & Maintenance624.9★ (202)LondonSat—
9Pure Window Cleaning615.0★ (96)Norfolk County, 5 km awaySat · Sun · Evenings—
10Ontario Shines Property Cleaning595.0★ (192)London24/7—

The 25 best window cleaners in London, ranked

Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.

  1. Ranked #1 in London

    #1 Southwest Window Cleaning

    Based in London

    67/100CR Score

    Ranked #1 because of its Google rating and trade focus: 5.0★ from 370 Google reviews, listed on Google as “Window cleaning service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 370 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    582 Highbury Ave N, London, ON N5W 4K8
    View profile for Southwest Window Cleaning(519) 533-1558

  2. #2 Bear Property Cleaning

    Based in London

    66/100CR Score

    Ranked #2 because of its Google rating and trade focus: 4.9★ from 381 Google reviews, listed on Google as “Window cleaning service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 381 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    500 Springbank Dr #403, London, ON N6J 4G6
    View profile for Bear Property Cleaning(519) 520-1384

  3. #3 Accurate Window Cleaners

    Based in London

    65/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.9★ from 213 Google reviews, listed on Google as “Window cleaning service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 213 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    676 Grosvenor St, London, ON N5Y 3T6
    View profile for Accurate Window Cleaners(519) 439-9069

  4. #4 V & E Window Cleaning

    Based in London

    65/100CR Score

    Ranked #4 because of its Google rating and trade focus: 5.0★ from 145 Google reviews, listed on Google as “Window cleaning service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 145 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    121 Bonaventure Dr, London, ON N5V 4H4
    View profile for V & E Window Cleaning(519) 630-7875

  7. #7 All Good Property Cleaning

    Based in London

    63/100CR Score

    Ranked #7 because of its Google rating and trade focus: 5.0★ from 44 Google reviews, listed on Google as “Window cleaning service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 44 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    30 Doon Dr Unit 14, London, ON N5X 3X1
    View profile for All Good Property Cleaning(519) 710-0530

  9. #9 Pure Window Cleaning

    Based in Norfolk County, 5 km away

    61/100CR Score

    Ranked #9 because of its Google rating and trade focus: 5.0★ from 96 Google reviews, listed on Google as “Window cleaning service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 96 Google reviews
    Hours
    Mon–Sun 7 AM–9 PM
    View profile for Pure Window Cleaning(519) 670-3049

  11. #11 Blue Diamond Window Cleaning

    Based in London

    59/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.9★ from 140 Google reviews, listed on Google as “Window cleaning service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 140 Google reviews
    Hours
    Mon–Fri 8 AM–4 PM · Sat–Sun closed
    Address
    3 Langarth St W, London, ON N6J 1N5
    View profile for Blue Diamond Window Cleaning(519) 681-7827

  16. #16 London Cleans

    Based in London

    55/100CR Score

    Ranked #16 because of its Google rating and availability: 5.0★ from 24 Google reviews, open 24/7.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 24 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    112 N Centre Rd, London, ON N5X 0G9
    View profile for London Cleans(519) 854-0739

  17. #17 ExcelChoice Building Maintenance Inc. – Commercial & Residential Cleaning London ON

    Based in London

    55/100CR Score

    Ranked #17 because of its Google rating and review volume: 5.0★ from 47 Google reviews.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 47 Google reviews
    Hours
    Mon–Sat 9 AM–9 PM · Sun 9 AM–5 PM
    Address
    1326 Huron St Suite 389, London, ON N5V 2E2
    View profile for ExcelChoice Building Maintenance Inc. – Commercial & Residential Cleaning London ON(226) 793-6754

  20. #20 SHACK SHINE London

    Based in London

    53/100CR Score

    Ranked #20 because of its Google rating and review volume: 4.8★ from 129 Google reviews.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 129 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    View profile for SHACK SHINE London(888) 808-7751

  21. #21 Canada Home Maintenance

    Based in London

    53/100CR Score

    Ranked #21 because of its Google rating and review volume: 4.3★ from 160 Google reviews.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.3★ from 160 Google reviews
    Hours
    Mon–Fri 7 AM–10 PM · Sat 7 AM–9 PM · Sun closed
    Address
    476 Forest Creek Pl, London, ON N5Y 5T6
    View profile for Canada Home Maintenance(519) 455-6000

  22. #22 Steam Canada Head Office

    Based in London

    52/100CR Score

    Ranked #22 because of its Google rating and trade focus: 3.9★ from 22 Google reviews, listed on Google as “Water damage restoration service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 3.9★ from 22 Google reviews
    Hours
    Mon–Sun 7:30 AM–11 PM
    Address
    71 Harrison St, Denfield, ON N0M 1P0
    View profile for Steam Canada Head Office(519) 659-4444

  24. #24 Sparx Cleaning

    Based in London

    48/100CR Score

    Ranked #24 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “House cleaning service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 7 Google reviews
    Hours
    Mon–Fri 9 AM–8 PM · Sat–Sun closed
    Address
    201 King St, London, ON N6A 1C9
    View profile for Sparx Cleaning(647) 846-5113

  25. #25 Kingdom Cleaning

    Based in Norfolk County, 21 km away

    45/100CR Score

    Ranked #25 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Pressure washing service”.

    Based on 7 of 10 factors; credentials, recency and availability not yet collected.

    • 5.0★ from 9 Google reviews
    View profile for Kingdom Cleaning(226) 993-0695

Also serving London

6 more window cleaners within 24 km that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.

Unranked window cleaners serving London
BusinessGoogle ratingDistance
A Green Window & Blind Clng1.0★ (1)In London
CHM Certified Handyman & Maintenance5.0★ (2)In London
FLAMINGO WINDOW CLEANING1.0★ (1)3 km
Mr. J's Windows and Eaves Cleaning Inc.3.0★ (2)In London
Seasons Exterior Cleaning4 km
Splats Wash4 km

How we ranked London window cleaners

We scored 25 London window cleaners on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed November 3, 2026.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn London data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

Window cleaners in London: frequently asked questions

Who is the best window cleaner in London?

By CR Score, the highest-ranked window cleaner in London, ON is Southwest Window Cleaning with a CR Score of 67/100. It has 5.0★ from 370 Google reviews. It is open 24/7. Bear Property Cleaning (#2) and Accurate Window Cleaners (#3) follow. We ranked 25 window cleaners on ten factors, last updated November 3, 2026.

How many window cleaners are there in London?

ContractorsRanked ranks 25 window cleaners serving London, ON. 20 of them are based in London; the rest serve it from nearby towns. Another 6 within 24 km are listed but not ranked yet. Counts are as of November 2026.

Which window cleaners in London are open 24/7?

11 ranked window cleaners in London post 24/7 hours. The highest-ranked are Southwest Window Cleaning (#1), Bear Property Cleaning (#2) and Accurate Window Cleaners (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.

Which window cleaners in London work on weekends?

21 of 25 ranked window cleaners post Saturday hours and 17 post Sunday hours. The highest-ranked open Saturdays are Southwest Window Cleaning (#1), Bear Property Cleaning (#2) and Accurate Window Cleaners (#3). Posted hours are office hours; crews may book weekend jobs separately.

What Google rating do London window cleaners have?

The median Google rating among 25 rated window cleaners in London is 5.0★, with a median of 76 reviews. ClearWater Windows & Eaves has the most, 978 reviews, and ranks #5. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ContractorsRanked rank window cleaners?

Each window cleaner gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Do window cleaners outside London count in this ranking?

Yes, if they are within 24 km of the London city centre, our service radius for window cleaners. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.

Can window cleaners pay to rank higher on ContractorsRanked?

No. The CR Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured businesses may appear above the list, labelled Featured and showing their honest rank.

Update log for London

  1. November 2026: CR Scores recalculated for 25 window cleaners serving London.

More window cleaners and London pages

Other trades in London