HVAC CONTRACTORS · HOUSTON, TX
Just-N-Time AC and Heating 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%22+3.3Craft & service 20%99+19.8Value 10%28+2.8Momentum 8%4+0.3Track record 7%38+2.7Accountability 5%89+4.5Experts Score= 39Grade D: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.39SCORE

Just-N-Time AC and Heating

Better than 27% of HVAC contractors · #49 of 67

4.9★431 Google reviewsGoogle star rating as shown on Google Maps.
4.77★last 12 monthsAverage stars on reviews from the last 12 months only.
2.1%1–2★ in 2 yrs (avg 2%)Share of reviews from the last 24 months that gave 1 or 2 stars.
100%complaints answeredShare of 1–3★ reviews the owner publicly replied to.

Just-N-Time AC and Heating for HVAC system maintenance

Clear ✕
Jobs reviewedHow many Google reviews are tagged with this job.70
★ on this jobAverage stars on the reviews where the customer tagged this exact job (Google’s “Services” field).4.96
Usually paidThe price range customers picked most often for this job.$1–200
Category typicalWhat the middle half of customers paid for this job across all companies in the category.$37–$292
Rank for this jobPosition of this company in the Job match ranking for this job among the companies we track.Its Job match: 74/100.How Job match is calculatedBuilt only from reviews Google tagged “HVAC 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.#42 / 60
Said fairOf customers who rated the price, the share who chose “Great price” or “Reasonable” rather than “Overpriced”.87%

All 70 Google reviews tagged “HVAC system maintenance” · showing 20

★★★★★ CREOLE · 2 months ago

David Cueto was very informative and he explained a lot to me.....

Paid $1–200Great priceHVAC system maintenance
★★★★★ Ryan · 3 months ago

5 Stars to their Tech, David C., the company owner that called me back to answer my questions and concerns, and the new receptionist that helped schedule my service. I noticed some water in my attic air-handler emergency drain pan and called Just-N-Time and they came out the next day. Turns out my drainage line was…

Paid $1–200Great priceHVAC system maintenance
★★ Saima · 3 months ago

I think this was maybe the result of the tech assigned to us. The tech did not do a thorough job of inspecting our ACs for issues. He just noticed refrigerant leaked and he refilled it. He did mention he didn’t have a tool he needed to do the rest of the inspection and that would be another appointment. Definitely…

Paid $200–400Not sureHVAC system maintenance
★★★★★ Joe · Edited 3 months ago

Thanks again Jus-N-Time for taking care of My Summrr Time tune up. I'm always happy with my many years of service. Sincerely Joe June 26th 2026... Another year keeping my system running perfectly. Thanks Just-n-Time

Great priceHVAC system repairHVAC system maintenance+ Responsiveness+ Punctuality+ Quality
★★★★★ Jose · Edited 4 months ago

great service

Great priceHVAC system maintenance
★★★★★ Jesse · 4 months ago

Fair priced, honest quality work with no sales pressure and great communication and professionalism

HVAC system maintenance
★★★★★ Benito · 4 months ago

I called several places and finally found a reputable shop willing to give me a preliminary quote AND come out within 30 minutes. LJ had a great attitude and educated me in the process. He was able to listen to the customer and was able to effectively do his job within 10-15 mins of being on-site. Payment was…

Paid $100–200Great priceHVAC system maintenance
★★★★★ Pat · Edited 4 months ago

Had a difficult situation where the original AC contractor was thrown off the work......... Just-N-Time stepped in and helped me get up and running they inspected the system replaced a defective coil and found an underground coolant leak ......... all is good and appreciate the help from everyone involved !

Reasonable priceHVAC system maintenance
★★★★★ Kerry · Edited 4 months ago

Always on time. Through and explains. Very considerate , polite...doesn't mansplain

Reasonable priceA/C system maintenance
★★★★★ Sharon · Edited 5 months ago

It seemed thorough and quick. Thanks to David

Paid $1–100HVAC system maintenance
★★★★★ D.J. · Edited 6 months ago

Great job

HVAC system maintenance
★★★★★ Ada · Edited 6 months ago

Very good service, knowledgeable and professional. The technician arrived on time and the price for our two units was reasonable. We highly recommend them.

CleaningHVAC system maintenance+ Responsiveness+ Punctuality+ Quality
★★★★★ crosscastle100 · Edited 6 months ago

Excellent service

A/C system maintenanceA/C system repairHVAC duct & vent repair
★★★★★ Isabel · Edited 7 months ago

Miguel Mendoza with Just-N-Time AC and Heating. Miguel was very professional and courteous!! I will definitely recommend and use some in the future.

Paid $300–400Reasonable priceHVAC system repairHVAC system maintenance
★★★★★ Rytyrクモ · 8 months ago

The tech that came to our house, his last name was Cuesto (forgot his first name): positive, helpful, efficient and provided a truly pleasant experience, as well as useful, friendly and obliging service. This company deserves its high reviews. Recommended. Good job, Cuesto!

Paid $200–300Reasonable priceHVAC system repairHVAC system maintenance
★★★★★ Katie · 9 months ago

Very good work / reliable / make sure it's done right

HVAC system repairHVAC system maintenanceHVAC duct & vent installation
★★★★★ Clint · 9 months ago

I’ve been using JIT for years and Justin does quality work and listens to his customers to get the best outcomes.

Paid $1,000+OverpricedHVAC system repairHVAC system maintenanceA/C system maintenance
★★★★★ LaWanda · Edited 11 months ago

David Cueto, was great he answered all my questions and was very professional

Paid $200–300Reasonable priceHVAC system maintenance
★★★★★ John · Edited a year ago

Just-N-Time was very professional, efficient and explained everything he needed to do without hesitation. He isolated the issue and the unit is working better than it ever was.

CleaningHVAC system maintenanceA/C system repair
★★★★★ Anderson · a year ago

The Technician is very knowledgeable and cordial. He is offered explanations for the just done

Paid $1–100Great priceHVAC system maintenance

Show more HVAC system maintenance reviews (50 more) →

vs category

Blue = Just-N-Time, grey = HVAC contractors average

SatisfactionReliabilityCraftValueMomentumTrackAccountability
This companyCategory average

Rating over time

4.04.55.02024-Q1: 4.60★ (10 reviews)2024-Q2: 4.84★ (32 reviews)2024-Q3: 4.76★ (25 reviews)2024-Q4: 5.00★ (13 reviews)2025-Q1: 5.00★ (8 reviews)2025-Q2: 4.88★ (17 reviews)2025-Q3: 5.00★ (26 reviews)2025-Q4: 4.67★ (15 reviews)2026-Q1: 4.80★ (10 reviews)2026-Q2: 4.78★ (27 reviews)2026-Q3: 4.82★ (28 reviews)2026-Q4: 5.00★ (1 reviews)2024-Q12024-Q42025-Q32026-Q22026-Q4
This companyIndustrydot size = review count

Price

$278-14% vs typical HVAC contractors

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

Great price 43%Reasonable 37%Overpriced 10%Not sure 10%

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%22+3.3Craft & service 20%99+19.8Value 10%28+2.8Momentum 8%4+0.3Track record 7%38+2.7Accountability 5%89+4.5Experts Score= 39Grade D: 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.
22
Craft & serviceCraft & service · 20%Google review highlights: Quality, Professionalism, Responsiveness, Punctuality — net praise per review.Bar = this company’s percentile, tick = category average.
99
ValueValue · 10%Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights.Bar = this company’s percentile, tick = category average.
28
MomentumMomentum · 8%Last 12 months vs lifetime average — improving or slipping.Bar = this company’s percentile, tick = category average.
4
Track recordTrack record · 7%Review volume and years with reviews.Bar = this company’s percentile, tick = category average.
38
AccountabilityAccountability · 5%Owner replies to 1–3★ reviews.Bar = this company’s percentile, tick = category average.
89

Praised for

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

Quality
+168 / −0
Professionalism
+179 / −0
Responsiveness
+180 / −0
Punctuality
+170 / −0
Value
+132 / −0

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