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COOLSERVE Air-Condition Engineering

Updated 2026-11-15 · 2,731 reviewed · 637 listed · Scored from 138 Google reviews · How we rank ›

4.6(138) 82 composite score See reviews on Google ✓ Google-verified Publishes prices
Aircon Servicing & RepairCommercial & Industrial AirconAircon InstallationGas Top-Up & Chemical CleaningAircon Maintenance ContractsHDB & Condo Aircon Specialist
COOLSERVE Air-Condition Engineering
Location
Toa Payoh, Singapore
Services
Aircon Servicing & Repair, Commercial & Industrial Aircon, Aircon Installation
Reviews
138
Ranking
#68 in Aircon Servicing & Repair
Best for
Homeowners needing installs or one-off repairs in Singapore

Business data from Google Business Profile, checked 2026-11-15. Facts from the business's own website were fetched 2026-08-11.

What do recent reviews say?

Most reviewers say the crew arrives on time and works neatly. Customers praise named technicians for explaining faults clearly and for honest advice, like skipping deep cleaning when it is not needed. Installations get strong marks for trunking and site protection.

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Praised for
  • Punctual technicians
  • Neat, careful installations
  • Patient, knowledgeable staff
  • Honest advice on cleaning needs
Watch-outs
  • Shortcuts on contract servicing
  • Refused to break down a repair quote
punctualskilled-techniciansclean-workmanshiptidy-installationhonest-quotesprofessional-servicepoor-communication
Best for: Homeowners needing installs or one-off repairs in Singapore
Think twice if: You want a maintenance contract, since one reviewer says contract cleaning was cut short.

What are they good at?

  • Punctual, experienced technicians
  • Neat, clean installations with site protection
  • Honest advice on servicing needs
  • Long-running business since the 1990s (per their profile)

Worth knowing

  • Technicians Ben, Evan, Choong, Kenny, Lee, Rong, Chee Heng, and Yung named in reviews
  • Website lists System 3 units from 1,613.20 and General Service at 50.00
  • Mon-Fri 08:30-18:00 and Sat 08:30-12:30 per Google hours

What reviews say by service

Aircon Servicing & Repair
Repairs praised for diagnosis and clear explanations; one reviewer said routine cleaning was cut short.
HDB & Condo Aircon Specialist
Apartment and BTO installs praised for protection of surfaces and tidy finish.

How it compares

  • Rated 4.6 against a 4.52 average across the 427 aircon servicing & repair businesses listed here.
  • Has more Google reviews than 84% of the businesses in this directory.

How we scored this

How We Rank
Star rating 72
Review volume 93
Review recency 100
Review sentiment 68
Profile completeness 100
Verification 30

Rating breakdown

5
117
4
5
3
4
2
3
1
9

FAQ

Do they work on Saturdays?
Google hours show Saturday 08:30-12:30. Sunday is listed as closed.
Do they install aircon in HDB flats or condos?
Reviewers describe installs in an apartment during a gut renovation and in BTO flats, with surfaces covered before work.

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Reviewers see consistent, thorough cleaning from this team. Customers repeatedly mention before and after photos, covered floors, and clean-up after the job. Many say the crew explains what they find and how to avoid mould returning. Named technicians come up often, including Joel, Amirul, Koh Sien, Rashid and Bao. Several reviewers praise a gentle approach on older or fragile units and a less corrosive chemical. One customer said the work saved a unit from further damage.

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Reviewers praise the technicians for careful, professional servicing and clear advice, and recent reviews are mostly five-star. Several one-star reviews describe missed or delayed appointments, rude office follow-up, and dust left behind after cleaning. One 2022 installation is also disputed.

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Happy Aircon & Electronics Pte.Ltd
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Aircon Servicing & Repair

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Last updated 2026-11-15