Analyzing 10,639,13710.6M ReviewsFor 30,18530.2K Experts

Experts Reviews · Company report
A-1 Window Cleaning logoHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%100+58.7Reliability 26%99+25.8Value 15%100+15.2Experts Score= 100Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.100SCORE

A-1 Window Cleaning

South Lake Tahoe, CA · Grade ALetter from the Experts Score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = under 20. · #1Position by Experts Score among all companies we track in this category. of 67 commercial cleaning services · 5.0★ from 205 Google reviews

📞 Call (530) 600-1249Request a call backWebsite ↗

Report card

Percentile vs other commercial cleaning services (100 = best)Each factor is scored 0–100 on absolute terms (star average, share of 1–2★ reviews, price verdicts…); standing within the category can only raise it, never lower it.. Strongest: satisfaction and craft & service; weakest: reliability.

SatisfactionSatisfaction · 54% of the scoreRecency-weighted star average (2-year half-life), shrunk toward the category mean by review volume; the company’s own lifetime average as the prior; absolute: 4.0★ = 0, 5★ = 100.A-1 Window Cleaning is better than 100% of commercial cleaning services.A
100
ReliabilityReliability · 24% of the scoreHow rarely jobs go badly: share of 1–2★ reviews — 60% the last 24 months (or the 20 newest if fewer), 40% all-time; 0% = 100, 15%+ = 0; the category percentile can only raise it.A-1 Window Cleaning is better than 99% of commercial cleaning services.A
99
Craft & serviceCraft & service · 0% of the scoreGoogle review highlights: Quality, Professionalism, Responsiveness, Punctuality — how rarely reviewers flag them as a negative, per review since highlights began; 0% = 100, 5%+ = 0. Subtracted from the score (up to −10), never averaged in — clean highlights are the norm, not a bonus.A-1 Window Cleaning is better than 100% of commercial cleaning services.A
100
ValueValue · 14% of the scoreCustomers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.A-1 Window Cleaning is better than 100% of commercial cleaning services.A
100
MomentumMomentum · 0% of the scorePenalises only a real slide: last-12-month average below lifetime (−0.5★ = 0). Still 4.8★+ over the last year, or steady/improving = 100. Subtracted from the score (up to −10), never averaged in.A-1 Window Cleaning is better than 100% of commercial cleaning services.A
100
Replies to reviewsReplies to reviews · 7% of the scoreHow often the owner publicly replies to reviews under 5★ (1–4★). Needs 3+ such reviews, otherwise not counted; 65% absolute (80%+ replied = 100), the category percentile can only raise it.A-1 Window Cleaning is better than —% of commercial cleaning services.–
—

Reviews for your job

Customers hired A-1 Window Cleaning for 4 kinds of job.

A-1 Window Cleaning for window washing

Clear ✕
Jobs reviewedHow many Google reviews are tagged with this job.5
★ on this jobAverage stars on the reviews where the customer tagged this exact job (Google’s “Services” field).5.00
Usually paidThe price range customers picked most often for this job.—
Rank for this jobPosition of this company in the Job match ranking for this job among the companies we track.Its Job match: 95/100.How Job match is calculatedBuilt only from reviews Google tagged “Window washing”:Stars on this job 55%Number of such jobs 25%Overall Experts Score 20%Stars are pulled toward the category average when a company has few tagged jobs, so 3 perfect reviews don’t beat 80 great ones. 4.3★ scores 0, 5.0★ scores full. Volume is compared with the busiest company for this job.#1 / 1

All 5 Google reviews tagged “Window washing”

Lovely7 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 3 years ago★★★★★

We contract Josh to clean the windows to our business which is on the 2nd story. He consistently does an amazing job which is pretty impressive since it is located in a busy area. We highly recommend him!

Glass & mirror cleaningInterior & exterior window cleaningWindow washing+ Quality+ Professionalism+ Value
Michael5 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 4 years ago★★★★★

Josh did a great job and we will certainly use him again!

Glass & mirror cleaningInterior & exterior window cleaningWindow washing+ Responsiveness+ Punctuality+ Quality
Rita3 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 4 years ago★★★★★

We have a vacation home in Tahoma. This was our first time hiring Josh at A-1 window cleaning. We are very happy with his professional work. He responds to texts quickly, was on time and did a knock out job. Highly recommend. We plan on hiring him on a regular basis. Than you Josh.

Window washing+ Responsiveness+ Punctuality+ Quality
Lynn10 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 4 years ago★★★★★

Rating only, no written review.

Window washing+ Responsiveness+ Punctuality+ Professionalism
Robin4 years ago★★★★★

Rating only, no written review.

Window washing+ Responsiveness+ Punctuality+ Quality

Price

Not enough reviews with a price yet.

Price verdictsGoogle asks reviewers whether the price was great, reasonable or overpriced; these are their answers.

Great price 29%Reasonable 71%Overpriced 0%Not sure 0%

Jobs customers hired them for

JobReviewsCategory typical
Interior & exterior window cleaning33—
Glass & mirror cleaning7—
Window washing5—
Rooftop/skylight cleaning3—

Compare with

BK Cleaning logoBK CleaningExperts Score 98South Lake Tahoe · 5.00★Epic Clean logoEpic CleanExperts Score 96South Lake Tahoe · 5.00★Joanna's Cleaning Company logoJoanna's Cleaning CompanyExperts Score 95South Lake Tahoe · 5.00★