PLUMBERS · MILWAUKEE, WI
O & W Heating and Cooling LLC logoHow the Experts Score is calculatedEach factor is a percentile (0–100) against the other companies in this category, then weighted:Satisfaction 35%17+5.9Reliability 15%28+4.2Craft & service 20%54+10.8Value 10%68+6.8Momentum 8%95+7.6Track record 7%58+4.1Accountability 5%67+3.4Experts Score= 43Grade C: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.43SCORE

O & W Heating and Cooling LLC

Better than 39% of plumbers · #55 of 90

4.9★236 Google reviewsGoogle star rating as shown on Google Maps.
4.97★last 12 monthsAverage stars on reviews from the last 12 months only.
2.6%1–2★ in 2 yrs (avg 2.6%)Share of reviews from the last 24 months that gave 1 or 2 stars.
89%complaints answeredShare of 1–3★ reviews the owner publicly replied to.

O & W Heating and Cooling LLC for a/c system maintenance

Clear ✕
Jobs reviewedHow many Google reviews are tagged with this job.9
★ 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.$400–600
Category typicalWhat the middle half of customers paid for this job across all companies in the category.$27–$454
Rank for this jobPosition of this company in the Job match ranking for this job among the companies we track.Its Job match: 66/100.How Job match is calculatedBuilt only from reviews Google tagged “A/C system maintenance”: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.#11 / 14
Said fairOf customers who rated the price, the share who chose “Great price” or “Reasonable” rather than “Overpriced”.100%

All 9 Google reviews tagged “A/C system maintenance”

★★★★★ Jason · 2 weeks ago

Highly recommend O&W heating and Cooling! Omir is absolutely fantastic! Prompt, friendly, extremely knowledgeable and professional. Schedule him for routine maintenance before he books up, this guy doesn’t miss anything.Thanks Omir!

Reasonable priceHVAC system repairHVAC system maintenanceA/C system maintenance
★★★★★ Nicolette · 3 months ago

Our AC wasn't keeping up, it was 78 in the house and outside when I called three HVAC companies on a Saturday for quotes and availability. O & W called back, provided details, and had someone at my door before anyone else even called me back. The technician was courteous, efficient, and very competent. He made sure…

Paid $400–600Reasonable priceA/C system maintenanceA/C system repair
★★★★★ Barbara · Edited 3 months ago

We have been using O&W Heating and Cooling for numerous years. Yearly maintenance on both theair and furnace. Omer always takes the time to explain any issues. Today, in the over 90 degree weather, my air conditioner because of the high dew point outside caused a malfunction, so the air conditioner could not run.…

Reasonable priceHVAC system maintenanceA/C system maintenanceA/C system repair
★★★★★ Kayla · 6 months ago

Omer was extremely thorough and explained everything he was doing and answered all our questions. He gave great advice and suggestions, and we will definitely be using him in the fall for our heat and anything else we need.

Paid $100–200Great priceA/C system maintenanceA/C filter replacement
★★★★★ Bruce · 6 months ago

Great Service, Great quality and Omer was very explanatory!!

Paid $500–600Great priceHVAC system maintenanceA/C system maintenance
★★★★★ Sarah · a year ago

Very nice guy. Very knowledgeable and efficient. Definitely will work with him again.

Great priceA/C system maintenance
★★★★★ Nolan · 3 years ago

The tech was super friendly and went the extra mile with my A/C cleaning service!

A/C system maintenanceCleaningHVAC system maintenance+ Responsiveness+ Punctuality+ Quality
★★★★★ Bruce · 6 years ago

5 or 6 years ago I had O&W come out to fix my furnace. Since then, I’ve had them tune my AC and furnace every year. Reliable. Trustworthy. Accommodating. Recommend them to anyone in need.

A/C system maintenanceHeating system maintenance+ Responsiveness+ Punctuality+ Quality
★★★★★ Georgi · Edited a year ago

Rating only, no written review.

Reasonable priceHVAC system maintenanceA/C system maintenance

vs category

Blue = O, grey = plumbers average

SatisfactionReliabilityCraftValueMomentumTrackAccountability
This companyCategory average

Rating over time

4.04.55.02024-Q1: 5.00★ (9 reviews)2024-Q2: 5.00★ (4 reviews)2024-Q3: 5.00★ (1 reviews)2024-Q4: 5.00★ (8 reviews)2025-Q1: 5.00★ (7 reviews)2025-Q2: 5.00★ (9 reviews)2025-Q3: 4.73★ (15 reviews)2025-Q4: 4.50★ (8 reviews)2026-Q1: 5.00★ (6 reviews)2026-Q2: 5.00★ (7 reviews)2026-Q3: 4.93★ (15 reviews)2026-Q4: 5.00★ (2 reviews)2024-Q12024-Q42025-Q32026-Q22026-Q4
This companyIndustrydot size = review count

Price

$383-20% vs typical plumbers

Bar = middle half of what customers paid · gold mark = category median.

Great price 22%Reasonable 78%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%17+5.9Reliability 15%28+4.2Craft & service 20%54+10.8Value 10%68+6.8Momentum 8%95+7.6Track record 7%58+4.1Accountability 5%67+3.4Experts Score= 43Grade C: 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.
17
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.
28
Craft & serviceCraft & service · 20%Google review highlights: Quality, Professionalism, Responsiveness, Punctuality — net praise per review.Bar = this company’s percentile, tick = category average.
54
ValueValue · 10%Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights.Bar = this company’s percentile, tick = category average.
68
MomentumMomentum · 8%Last 12 months vs lifetime average — improving or slipping.Bar = this company’s percentile, tick = category average.
95
Track recordTrack record · 7%Review volume and years with reviews.Bar = this company’s percentile, tick = category average.
58
AccountabilityAccountability · 5%Owner replies to 1–3★ reviews.Bar = this company’s percentile, tick = category average.
67

Praised for

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

Quality
+60 / −0
Professionalism
+59 / −2
Responsiveness
+59 / −2
Punctuality
+54 / −0
Value
+44 / −0

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