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King County · Updated August 2026

Best Air Conditioning in Redmond, WA

AC installation and repair used to be an afterthought in Western Washington — not anymore. Heat waves have made cooling standard, and most wet-side installs today are heat pumps or ductless mini-splits doing double duty for heat and AC.

$4,500–$16,000
Typical cost, installed system

Wet-side market range — get itemized quotes before work starts

Call sooner, not later, if:
  • Planning ahead of summer (installers book out weeks in June)
  • An existing unit blowing warm or short-cycling
  • Sizing questions — wet-side homes often need less capacity than calculators suggest

Top-Rated Companies for Air Conditioning in Redmond

Companies whose focus matches this work are listed first, then Redmond's other top-rated hvac pros. Same no-pay-to-play ranking as everywhere on Wetside Plumbing — the formula.

#2 · REDMOND

Energy Saver Solutions Inc - HVAC & Insulation Redmond WA

5.0 rating · 151 Google reviews · HVAC contractor
6917 132nd Pl NE, Redmond, WA 98052
#3 · REDMOND

Ballard Heating, Air Conditioning & Electrical

5.0 rating · 71 Google reviews · HVAC contractor
14953 NE 95th St, Redmond, WA 98052
#4 · REDMOND

Home Comfort Alliance - Redmond

4.8 rating · 1,999 Google reviews · HVAC contractor
9680 153rd Ave NE, Redmond, WA 98052
#5 · REDMOND

All Climate Heating & Air Conditioning

4.8 rating · 700 Google reviews · HVAC contractor
14907 NE 95th St, Redmond, WA 98052
#6 · REDMOND

Alexander's Heating & Air Conditioning

4.8 rating · 166 Google reviews · HVAC contractor
14691 NE 95th St, Redmond, WA 98052
#7 · REDMOND

Morgan Mechanical Inc

4.9 rating · 21 Google reviews · HVAC contractor
12256 134th Ct NE Ste 145, Redmond, WA 98052
✓ WA License VerifiedL&I #MORGAMI754B2 · check it yourself ↗
#8 · REDMOND

Quick Water Heating Repair

5.0 rating · 11 Google reviews · Heating contractor
164th Ave NE, Redmond, WA 98052
#9 · REDMOND

Overlake Heating & Air Conditioning

4.7 rating · 111 Google reviews · HVAC contractor
15223 NE 90th St ste 150, Redmond, WA 98052, United States
✓ WA License VerifiedL&I #OVERLHA968KM · check it yourself ↗
#10 · REDMOND

Redmond HVAC Services

5.0 rating · 4 Google reviews · HVAC contractor
17228 NE 85th Pl, Redmond, WA 98052
#12 · REDMOND

Universal Mechanical Service

3.0 rating · 2 Google reviews · HVAC contractor
8901 Willows Rd NE, Redmond, WA 98052
✓ WA License VerifiedL&I #UNIVEMS132JF · check it yourself ↗

Google Business data, 2026-08-07. See the full Redmond ranking →

Also searched as: a c contractor, ac maintenance, ac maintenances, ac repair, ac repair and installation, ac repairs.

Before You Call

Air Conditioning: Common Questions

Central AC or ductless mini-split?

If your home has good ducts, adding central AC or a ducted heat pump is cleanest. No ducts (common in older wet-side homes with radiators or baseboards) usually means ductless mini-splits — no duct construction, room-by-room control.

Do I need a permit for AC installation?

Yes — mechanical and often electrical permits. Reputable installers include them in the quote.

How do I check a company's license?

Ask for their Washington L&I contractor number and verify it at secure.lni.wa.gov/verify — active license, bond, and insurance. Listings above with a green badge are ones we've already matched to an active license in state records.

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