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Emergency HVAC Contractors in South Yarmouth, MA (2026)

Top 50 of 163 HVAC contractors, in emergency orderUpdated 0 paid placements in this rankingHow we rank

25 of the 50 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 South Yarmouth: South Shore Heating & Cooling, 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 South Yarmouth at a glance

Top emergency HVAC contractors in South Yarmouth at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1South Shore Heating & Cooling684.9★ (1,432)South Yarmouth24/7
2Murphy's Air Conditioning, Heating & Plumbing684.8★ (1,699)Yarmouth, 2 mi away24/7
3Carl F. Riedell & Son, Inc.655.0★ (866)Barnstable, 11 mi away24/7
4GEM Plumbing & Heating644.6★ (450)West Yarmouth, 4 mi away24/7
5Braga Bros Plumbing, Heating, Air Conditioning & Electrical644.9★ (234)Hyannis, 6 mi away24/7
6Cape635.0★ (368)Marstons Mills, 11 mi away24/7
7E.F. Winslow Home Services634.5★ (315)Yarmouth Port, 4 mi away24/7
8Balanced HVAC Inc635.0★ (667)Marstons Mills, 16 mi away24/7
9Durfee Plumbing & Heating634.6★ (135)Barnstable, 3 mi away24/7
10A&L Heating Cooling & Home Improvements624.6★ (106)Yarmouth, 2 mi away24/7

Call an emergency HVAC contractor in South Yarmouth 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 50 emergency HVAC contractors in South Yarmouth, 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 163 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.

  6. #6 Cape

    Based in Marstons Mills, 11 mi away

    63/100CR Score

    Ranked #6 because of its Google rating and trade focus: 5.0★ from 368 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 368 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    381 Old Falmouth Rd #13, Marstons Mills, MA 02648
    View profile for Cape(508) 731-8512

  8. #8 Balanced HVAC Inc

    Based in Marstons Mills, 16 mi away

    63/100CR Score

    Ranked #8 because of its Google rating and trade focus: 5.0★ from 667 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 667 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    15 Jan Sebastian Dr Unit E1, Sandwich, MA 02563
    View profile for Balanced HVAC Inc(508) 290-6587

  12. #12 Hintze HVAC

    Based in Harwich, 5 mi away

    61/100CR Score

    Ranked #12 because of its Google rating and trade focus: 4.8★ from 55 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 55 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    293 Queen Anne Rd #5, Harwich, MA 02645
    View profile for Hintze HVAC(508) 367-4826

  25. #25 High Flow HVAC

    Based in Barnstable, 12 mi away

    57/100CR Score

    Ranked #25 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 10 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for High Flow HVAC(774) 470-8229

Top 50 of 163 HVAC contractors by emergency score

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.

HVAC contractors in South Yarmouth, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Flaherty Heating & Air Conditioning Inc.564.4★ (7)11 mi
27DeWolfe Plumbing, Heating & Cooling564.7★ (34)23 mi
28Silver City Mechanical LLC555.0★ (19)23 mi
29South Shore Climate Control Inc545.0★ (4)16 mi
30D.R.T. Heating A.C. & Ductwork544.4★ (11)22 mi
31Energy Field Services llc544.7★ (14)24 mi
32Cape Heating & Cooling Concepts543.3★ (7)4 mi
33Bayside Mechanical Corp543.5★ (11)22 mi
34Mikey T's Plumbing & Heating534.8★ (86)23 mi
35Waynes Plumbing And Heating535.0★ (25)17 mi
36Poissant Electrical Corporation535.0★ (132)20 mi
37Baker & Sons Plumbing & Heating535.0★ (3)21 mi
38Greenlight Home Services525.0★ (82)20 mi
39Blue Pacific Cape Cod525.0★ (33)15 mi
40Ready Rooter Inc514.5★ (45)16 mi
41Arthur Plumbing and Heating505.0★ (11)23 mi
42Michael Golden Plumbing & Heating504.0★ (15)22 mi
43Steve Miller Licensed Electrician505.0★ (51)24 mi
44Cape Cod Plumbing And Heating Inc484.0★ (5)2 mi
45Healthier Home Solutions485.0★ (5)4 mi
46Seaside Gas Service, Inc475.0★ (327)In South Yarmouth
47Coastal Mechanical475.0★ (428)2 mi
48Harwich Port Heating & Cooling, LLC.464.8★ (696)5 mi
49McBride Plumbing & Heating465.0★ (12)1 mi
50E F Winslow Plumbing & Heating464.6★ (14)In South Yarmouth

How we ranked emergency HVAC contractors in South Yarmouth

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 South Yarmouth: questions

Which HVAC contractors in South Yarmouth are open 24/7?

25 on this list post 24/7 hours, including South Shore Heating & Cooling, Murphy's Air Conditioning, Heating & Plumbing, Carl F. Riedell & Son, Inc., GEM Plumbing & Heating and Braga Bros Plumbing, Heating, Air Conditioning & Electrical.

Who is ranked #1 for emergency heating and cooling in South Yarmouth, MA?

South Shore Heating & Cooling is #1, with a CR Score of 68 out of 100 on emergency weights.

How are emergency HVAC contractors in South Yarmouth 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?

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

Update log for South Yarmouth

  1. October 2026: CR Scores recalculated for 163 hvac contractors serving South Yarmouth.
  2. October 2026: 1 duplicate listing merged.

More emergency and heating and cooling pages