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Emergency HVAC Contractors in Los Osos, CA (2026)

Top 27 of 48 HVAC contractors, in emergency orderUpdated 0 paid placements in this rankingHow we rank

12 of the 27 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 Los Osos: Wighton's Electric, Plumbing, Heating, and Air, 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 Los Osos at a glance

Top emergency HVAC contractors in Los Osos at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Wighton's Electric, Plumbing, Heating, and Air654.7★ (1,714)San Luis Obispo, 10 mi away24/7
2Monarch Air Conditioning, Heating & Electrical - SLO634.6★ (653)San Luis Obispo, 12 mi away24/7
3Comfort Air of SLO595.0★ (18)San Luis Obispo, 6 mi away24/7
4Total Plumbing Heating & Air594.4★ (71)San Luis Obispo, 11 mi away24/7
5Air Rite584.6★ (58)Atascadero, 16 mi away24/7
6On Point Plumbing Heating & Air Conditioning Inc.574.9★ (88)Paso Robles, 25 mi away24/7
7Trinity HVAC Solutions574.8★ (13)Arroyo Grande, 11 mi away24/7
8Regan Air - Air Conditioning & Heating (HVAC)565.0★ (45)Paso Robles, 23 mi away24/7
9Straight Line Heating and Cooling564.9★ (61)Paso Robles, 25 mi away24/7
10Monarch Air Conditioning, Heating & Electrical - Paso Robles564.2★ (46)Paso Robles, 20 mi away24/7

Call an emergency HVAC contractor in Los Osos 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 27 emergency HVAC contractors in Los Osos, ranked

24/7 first, then same-day service, then the rest. Each group is in CR Score order on emergency weights. The full ranking of all 48 is on the HVAC contractors page.

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

  5. #5 Air Rite

    Based in Atascadero, 16 mi away

    58/100CR Score

    Ranked #5 because of its Google rating and trade focus: 4.6★ from 58 Google reviews, listed on Google as “HVAC contractor”.

    • 4.6★ from 58 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    5001 Traffic Way, Atascadero, CA 93422
    View profile for Air Rite(805) 461-3303

  12. #12 SeaBay Building Group

    Based in San Luis Obispo, 10 mi away

    55/100CR Score

    Ranked #12 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 3 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1011 Pacific St, San Luis Obispo, CA 93401
    View profile for SeaBay Building Group(844) 473-2229

  17. #17 Pacific Coast Comfort

    Based in San Luis Obispo, 11 mi away

    42/100CR Score

    Ranked #17 because of its Google rating and trade focus: 4.6★ from 136 Google reviews, listed on Google as “HVAC contractor”.

    • 4.6★ from 136 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    2950 Broad St Ste. 1060, San Luis Obispo, CA 93401
    View profile for Pacific Coast Comfort

  22. #22 Power Plumbing Inc

    Based in San Luis Obispo, 10 mi away

    39/100CR Score

    Ranked #22 because of its Google rating and trade focus: 4.5★ from 24 Google reviews, listed on Google as “HVAC contractor”.

    • 4.5★ from 24 Google reviews
    Hours
    Mon–Sat 7 AM–7 PM · Sun closed
    Address
    223 Granada Dr suite b, San Luis Obispo, CA 93401
    View profile for Power Plumbing Inc(805) 541-2444

  23. #23 Lafferty Heating

    Based in Cambria, 22 mi away

    39/100CR Score

    Ranked #23 because of its Google rating and trade focus: 5.0★ from 85 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 85 Google reviews
    Hours
    Mon–Fri 8 AM–4 PM · Sat–Sun closed
    Address
    2489 Village Ln, Cambria, CA 93428
    View profile for Lafferty Heating(805) 927-4487

Top 27 of 48 HVAC contractors by emergency score

#1 to #25 are shown in full above. Here are #26 to #27, in CR Score order; each links to its profile.

HVAC contractors in Los Osos, ranks 26 to 27
RankBusinessCR ScoreGoogle ratingDistance
26Power Plumbing Inc385.0★ (5)6 mi
27Sargent's Plumbing and Heating374.7★ (46)22 mi

How we ranked emergency HVAC contractors in Los Osos

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 Los Osos: questions

Which HVAC contractors in Los Osos are open 24/7?

12 on this list post 24/7 hours, including Wighton's Electric, Plumbing, Heating, and Air, Monarch Air Conditioning, Heating & Electrical - SLO, Comfort Air of SLO, Total Plumbing Heating & Air and Air Rite.

Who is ranked #1 for emergency heating and cooling in Los Osos, CA?

Wighton's Electric, Plumbing, Heating, and Air is #1, with a CR Score of 65 out of 100 on emergency weights.

How are emergency HVAC contractors in Los Osos 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?

24 of the 25 businesses ranked in full list a phone number. Tap Call to dial it.

Update log for Los Osos

  1. October 2026: CR Scores recalculated for 48 hvac contractors serving Los Osos.
  2. October 2026: 2 duplicate listings merged.

More emergency and heating and cooling pages