61/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.8★ from 46 Google reviews, listed on Google as “Window cleaning service”.
Best Window Cleaners in Sunnyvale, CA (2026)
119 window cleaners ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Sunnyvale: ZenClean, CR Score 61/100; 4.8★ from 46 Google reviews; open 7 days a week.
- 3
Best for emergencies (open 24/7): Ultra Clear Window Washing, posts 24/7 hours; ranked #3 of 119.
- 43
Most-reviewed: Lewis Carpet Cleaners, 1,057 Google reviews at 4.9★, the most of 119 ranked; ranked #43.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
119 Sunnyvale window cleaners are ranked here by CR Score, from ten published factors. 27 are open 24/7, 96 open Saturdays and 57 open Sundays, based on posted hours. The median Google rating is 5.0★ across 119 rated businesses.
Top 10 window cleaners in Sunnyvale at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | ZenClean | 61 | 4.8★ (46) | Sunnyvale | Sat · Sun · Evenings | Overall |
| 2 | Diamond’s Window Cleaning | 60 | 5.0★ (69) | Santa Clara, 4 mi away | Sat · Sun | — |
| 3 | Ultra Clear Window Washing | 60 | 5.0★ (8) | Sunnyvale | 24/7 | Emergencies |
| 4 | South Bay Pure View Window Cleaning | 60 | 5.0★ (417) | San Jose, 14 mi away | Sat · Sun · Evenings | — |
| 5 | Bay Area Exterior Cleaning | 59 | 5.0★ (56) | San Jose, 9 mi away | 24/7 | — |
| 6 | MJ & Son's House Cleaning Inc | 59 | 4.9★ (58) | Sunnyvale | Sat | — |
| 7 | Supreme Power Wash | 59 | 4.9★ (102) | Cupertino, 8 mi away | Sat · Sun | — |
| 8 | Peak Shine Window Cleaning | 59 | 5.0★ (23) | South San Francisco, 3 mi away | Sat · Sun · Evenings | — |
| 9 | Salgado The Window Washer | 58 | 5.0★ (87) | San Jose, 10 mi away | Sat · Sun · Evenings | — |
| 10 | All Five Star MJ | 58 | 4.8★ (32) | Sunnyvale | Sat | — |
The 119 best window cleaners in Sunnyvale, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Based in Santa Clara, 4 mi away
60/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 69 Google reviews, listed on Google as “Window cleaning service”.
Based in Sunnyvale
60/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Window cleaning service”.
Based in San Jose, 14 mi away
60/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 417 Google reviews, listed on Google as “Window cleaning service”.
Based in San Jose, 9 mi away
59/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 56 Google reviews, listed on Google as “Window cleaning service”.
Based in Sunnyvale
59/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.9★ from 58 Google reviews, listed on Google as “Window cleaning service”.
Based in Cupertino, 8 mi away
59/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.9★ from 102 Google reviews, listed on Google as “Window cleaning service”.
Based in South San Francisco, 3 mi away
59/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Window cleaning service”.
Based in San Jose, 10 mi away
58/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 87 Google reviews, listed on Google as “Window cleaning service”.
#10 All Five Star MJ
Based in Sunnyvale
58/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.8★ from 32 Google reviews, listed on Google as “Window cleaning service”.
Based in Fremont, 5 mi away
58/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “Window cleaning service”.
Based in Santa Clara, 9 mi away
58/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.6★ from 143 Google reviews, listed on Google as “Window cleaning service”.
Based in Sunnyvale
57/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.3★ from 34 Google reviews, listed on Google as “Window cleaning service”.
Based in Palo Alto, 8 mi away
57/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Window cleaning service”.
Based in Sunnyvale
56/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Window cleaning service”.
Based in Fremont, 12 mi away
56/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.8★ from 21 Google reviews, listed on Google as “Window cleaning service”.
Based in Santa Clara, 6 mi away
56/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Window cleaning service”.
Based in Sunnyvale
56/100CR ScoreRanked #18 because of its Google rating and review volume: 5.0★ from 64 Google reviews.
Based in Palo Alto, 9 mi away
55/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.6★ from 19 Google reviews, listed on Google as “Window cleaning service”.
Based in San Jose, 10 mi away
55/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 37 Google reviews, listed on Google as “Window cleaning service”.
Based in Palo Alto, 5 mi away
55/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.7★ from 15 Google reviews, listed on Google as “Window cleaning service”.
Based in San Jose, 14 mi away
55/100CR ScoreRanked #22 because of its Google rating and trade focus: 5.0★ from 34 Google reviews, listed on Google as “Window cleaning service”.
Based in Los Gatos, 5 mi away
55/100CR ScoreRanked #23 because of its Google rating and review volume: 4.8★ from 567 Google reviews.
Based in Palo Alto, 11 mi away
55/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “Window cleaning service”.
Based in Menlo Park, 10 mi away
55/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 29 Google reviews, listed on Google as “Window cleaning service”.
Window cleaners ranked #26 to #50
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 119 ranked window cleaners here; the rest are on their profiles.
Also serving Sunnyvale
20 more window cleaners within 15 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| A Window Man | 5.0★ (2) | 9 mi |
| CA Window Cleaning | 5.0★ (1) | 8 mi |
| ClearCrest | 5.0★ (1) | 7 mi |
| Crystal Clear Window | 5.0★ (1) | In Sunnyvale |
| Detail Geenie LLC | 3.0★ (2) | 14 mi |
| Happy House Cleaning Services | 5.0★ (2) | 12 mi |
| Henry Pocket Frames | 5.0★ (1) | 11 mi |
| ISLAS | 5.0★ (1) | In Sunnyvale |
| JR's Window Cleaning & Gutter Cleaning | 5.0★ (2) | 12 mi |
| Maids Patrol | 1.0★ (1) | 12 mi |
| Max Window Cleaning LLC | 5.0★ (2) | 2 mi |
| Melendez Cleaning Services | 5.0★ (1) | In Sunnyvale |
| Professional Window Cleaning | 5.0★ (1) | 8 mi |
| Quality Matters LLC | 5.0★ (1) | 5 mi |
| Santa Clara Window Cleaning | 5.0★ (2) | 4 mi |
| Snap Services | 5.0★ (2) | 3 mi |
| Sparkling Clean Agency | In Sunnyvale | |
| Tobar's House Cleaning | In Sunnyvale | |
| Transpacific Building Maintenance, Inc. | 5.0★ (2) | 4 mi |
| VFMS LLC | 5.0★ (2) | 12 mi |
How we ranked Sunnyvale window cleaners
We scored 119 Sunnyvale 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.
| Factor | Weight | Computed from | In Sunnyvale data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |
Window cleaners in Sunnyvale: frequently asked questions
Who is the best window cleaner in Sunnyvale?
By CR Score, the highest-ranked window cleaner in Sunnyvale, CA is ZenClean with a CR Score of 61/100. It has 4.8★ from 46 Google reviews. It is open 7 days a week. Diamond’s Window Cleaning (#2) and Ultra Clear Window Washing (#3) follow. We ranked 119 window cleaners on ten factors, last updated November 3, 2026.
How many window cleaners are there in Sunnyvale?
ContractorsRanked ranks 119 window cleaners serving Sunnyvale, CA. 7 of them are based in Sunnyvale; the rest serve it from nearby towns. Another 20 within 15 mi are listed but not ranked yet. Counts are as of November 2026.
Which window cleaners in Sunnyvale are open 24/7?
27 ranked window cleaners in Sunnyvale post 24/7 hours. The highest-ranked are Ultra Clear Window Washing (#3), Bay Area Exterior Cleaning (#5) and CleanLime Cleaning (#11). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which window cleaners in Sunnyvale work on weekends?
96 of 119 ranked window cleaners post Saturday hours and 57 post Sunday hours. The highest-ranked open Saturdays are ZenClean (#1), Diamond’s Window Cleaning (#2) and Ultra Clear Window Washing (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Sunnyvale window cleaners have?
The median Google rating among 119 rated window cleaners in Sunnyvale is 5.0★, with a median of 21 reviews. Lewis Carpet Cleaners has the most, 1,057 reviews, and ranks #43. 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 Sunnyvale count in this ranking?
Yes, if they are within 15 mi of the Sunnyvale city center, 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 Sunnyvale
- November 2026: CR Scores recalculated for 119 window cleaners serving Sunnyvale.
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