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Emergency HVAC Contractors in Sunnyside, WA (2026)

13 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank

3 of the 13 HVAC contractors on this list post 24/7 hours. 24/7 businesses come first, then same-day, each ranked by CR Score with availability weighted higher.

If you smell gas, leave the building now and call your gas utility or 911 from outside.

The short answer

  1. 1

    #1 for emergency heating and cooling in Sunnyside: Limitless Heating & Cooling LLC, open 24/7.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

Top emergency HVAC contractors in Sunnyside at a glance

Top emergency HVAC contractors in Sunnyside at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Limitless Heating & Cooling LLC624.7★ (63)Richland, 25 mi away24/7
2ASAP Heating & Cooling595.0★ (6)Union Gap, 10 mi away24/7
3Northwest heating and air conditioning564.0★ (4)Finley, 14 mi away24/7
4BR Refrigeration Heating & Air LLC484.9★ (42)Sunnyside—
5Day 1 Heating And Cooling485.0★ (37)SunnysideSat · Sun
6CK Home Comfort Systems454.5★ (35)Grandview, 7 mi away—
7Empire Heating And Air, Llc445.0★ (11)SunnysideSat · Sun
8Primo Pro LLC435.0★ (6)SunnysideSat
9Aztec Heating & Air Conditioning, Inc.424.6★ (11)Grandview, 7 mi away—
10JR's Heating & Air Services LLC414.3★ (14)Prosser, 14 mi away—

Call an emergency HVAC contractor in Sunnyside now

24/7 hours mean the business says its phone is answered around the clock. Arrival time depends on where the crew is. Ask for an arrival window when you call.

The 13 emergency HVAC contractors in Sunnyside, ranked

24/7 first, then same-day service, then the rest. Each group is in CR Score order on emergency weights.

Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  8. #8 Primo Pro LLC

    Based in Sunnyside

    43/100CR Score

    Ranked #8 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Heating contractor”.

    • 5.0★ from 6 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat 9 AM–4 PM · Sun closed
    View profile for Primo Pro LLC(509) 439-0512

  12. #12 Kollmar Inc

    Based in Grandview, 8 mi away

    40/100CR Score

    Ranked #12 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 5 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat–Sun closed
    Address
    410 Old Inland Empire Hwy E, Grandview, WA 98930
    View profile for Kollmar Inc(509) 882-3148

How we ranked emergency HVAC contractors in Sunnyside

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 HVAC contractors are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed from
Reputation15%Google star rating, adjusted for how many reviews back it
Credentials15%Active state license, bond and workers’ comp on file
Review volume10%Number of Google reviews, compared with the most-reviewed business on the list
Recency5%Share of reviews from the last 12 months
Availability15%Weekly open hours, Saturday, Sunday, 24/7 or same-day
Trade focus10%How clearly the business does this trade (its Google category and name)
Proximity5%Based in the city scores highest, less the farther away it is
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodically
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there are

Emergency HVAC contractors in Sunnyside: questions

Which HVAC contractors in Sunnyside are open 24/7?

3 on this list post 24/7 hours: Limitless Heating & Cooling LLC, ASAP Heating & Cooling and Northwest heating and air conditioning.

Who is ranked #1 for emergency heating and cooling in Sunnyside, WA?

Limitless Heating & Cooling LLC is #1, with a CR Score of 62 out of 100 on emergency weights.

How are emergency HVAC contractors in Sunnyside ranked?

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 HVAC contractors are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

What should I do before the HVAC contractor arrives?

If you smell gas, leave the building now and call your gas utility or 911 from outside.

How many emergency HVAC contractors here list a phone number?

13 of the 13 businesses ranked in full list a phone number. Tap Call to dial it.

Update log for Sunnyside

  1. October 2026: CR Scores recalculated for 13 hvac contractors serving Sunnyside.

More emergency and heating and cooling pages