POOL & SPA SERVICES · NAPA, CA
Shimmer Pool and Spa Service logoHow the Experts Score is calculatedEach factor is a percentile (0–100) against the other companies in this category, then weighted:Satisfaction 35%89+31.2Reliability 15%93+14Craft & service 20%44+8.8Value 10%32+3.2Momentum 8%36+2.9Track record 7%25+1.8Accountability 5%61+3.1Experts Score= 65Grade B: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.65SCORE

Shimmer Pool and Spa Service

Better than 77% of pool & spa services · #5 of 22

5.0★86 Google reviewsGoogle star rating as shown on Google Maps.
5.00★last 12 monthsAverage stars on reviews from the last 12 months only.
0%1–2★ in 2 yrs (avg 2.1%)Share of reviews from the last 24 months that gave 1 or 2 stars.
%complaints answeredShare of 1–3★ reviews the owner publicly replied to.

Shimmer Pool and Spa Service for swimming pool summerization

Clear ✕
Jobs reviewedHow many Google reviews are tagged with this job.1
★ 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.—

All 1 Google reviews tagged “Swimming pool summerization”

AldaLocal Guide · 23 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★★★★★

Shimmer is an excellent pool service company. I have been extremely happy with their work. Knowledgeable, through, consistent, attentive are all words I would use to describe them. I would highly recommend them. They cost a little more but I think you get a lot more. I travel a lot but every Friday I receive an…

Filter cleaningNettingSwimming pool summerization

vs category

Blue = Shimmer, grey = pool & spa services average

SatisfactionReliabilityCraftValueMomentumTrackAccountability
This companyCategory average

Rating over time

4.04.55.02023-Q2: 5.00★ (1 reviews)2023-Q3: 5.00★ (11 reviews)2023-Q4: 5.00★ (1 reviews)2024-Q2: 5.00★ (4 reviews)2024-Q3: 5.00★ (1 reviews)2024-Q4: 5.00★ (2 reviews)2025-Q1: 5.00★ (52 reviews)2025-Q2: 5.00★ (4 reviews)2025-Q3: 5.00★ (8 reviews)2026-Q3: 5.00★ (2 reviews)2023-Q22024-Q22025-Q22026-Q22026-Q4
This companyIndustrydot size = review count

Price

Not enough reviews with a price yet.

Great price 50%Reasonable 50%Overpriced 0%Not sure 0%

Score factorsHow the Experts Score is calculatedEach factor is a percentile (0–100) against the other companies in this category, then weighted:Satisfaction 35%89+31.2Reliability 15%93+14Craft & service 20%44+8.8Value 10%32+3.2Momentum 8%36+2.9Track record 7%25+1.8Accountability 5%61+3.1Experts Score= 65Grade B: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.

SatisfactionSatisfaction · 35%Recency-weighted star average (2-year half-life), shrunk toward the category mean by review volume.Bar = this company’s percentile, tick = category average.
89
ReliabilityReliability · 15%How rarely jobs go badly: share of 1–2★ reviews in the last 24 months (fewer = better).Bar = this company’s percentile, tick = category average.
93
Craft & serviceCraft & service · 20%Google review highlights: Quality, Professionalism, Responsiveness, Punctuality — net praise per review.Bar = this company’s percentile, tick = category average.
44
ValueValue · 10%Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights.Bar = this company’s percentile, tick = category average.
32
MomentumMomentum · 8%Last 12 months vs lifetime average — improving or slipping.Bar = this company’s percentile, tick = category average.
36
Track recordTrack record · 7%Review volume and years with reviews.Bar = this company’s percentile, tick = category average.
25
AccountabilityAccountability · 5%Owner replies to 1–3★ reviews.Bar = this company’s percentile, tick = category average.
61

Praised for

Google highlights · percentile vs peersGoogle review highlights (Quality, Professionalism…): positive minus negative mentions per review, as a percentile vs peers.

Quality
+6 / −0
Professionalism
+8 / −0
Responsiveness
+8 / −0
Punctuality
+5 / −0
Value
+3 / −0

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