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Emergency HVAC Contractors in Middleburg, FL (2026)

Top 50 of 181 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 Middleburg: Von's 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 Middleburg at a glance

Top emergency HVAC contractors in Middleburg at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Von's Heating and Air654.9★ (2,036)Orange Park, 9 mi away24/7
2Air Excel Heating & Cooling, LLC655.0★ (636)Green Cove Springs, 4 mi away24/7
3Hammond Heating & Air Conditioning of Middleburg, FL644.9★ (221)Middleburg24/7
4J&W Heating and Air & Plumbing644.9★ (5,550)Jacksonville, 19 mi away24/7
5Air Advice LLC634.8★ (161)Middleburg24/7
6Waychoff's Air Conditioning634.8★ (5,272)Jacksonville, 21 mi away24/7
7Service Experts Jacksonville634.9★ (3,810)Jacksonville, 20 mi away24/7
8Del-Air Heating & Air Conditioning634.8★ (4,161)Jacksonville, 20 mi away24/7
9Fenwick Home Services634.8★ (4,601)Jacksonville, 20 mi away24/7
10Bold City Heating & Air624.9★ (1,931)Jacksonville, 20 mi away24/7

Call an emergency HVAC contractor in Middleburg 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 Middleburg, 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 181 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.

  1. Ranked #1 in Middleburg

    #1 Von's Heating and Air

    Based in Orange Park, 9 mi away

    65/100CR Score

    Ranked #1 because of its Google rating and trade focus: 4.9★ from 2,036 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 2,036 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2815 Bolton Rd B, Orange Park, FL 32073
    View profile for Von's Heating and Air(904) 621-2953

  5. #5 Air Advice LLC

    Based in Middleburg

    63/100CR Score

    Ranked #5 because of its Google rating and trade focus: 4.8★ from 161 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 161 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1849 Blackwater Wy, Middleburg, FL 32068
    View profile for Air Advice LLC

  9. #9 Fenwick Home Services

    Based in Jacksonville, 20 mi away

    63/100CR Score

    Ranked #9 because of its Google rating and trade focus: 4.8★ from 4,601 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 4,601 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    11623 Columbia Park Dr E, Jacksonville, FL 32258
    View profile for Fenwick Home Services(904) 602-8824

  10. #10 Bold City Heating & Air

    Based in Jacksonville, 20 mi away

    62/100CR Score

    Ranked #10 because of its Google rating and trade focus: 4.9★ from 1,931 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 1,931 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    8400 Baymeadows Way Suite 1, Jacksonville, FL 32256
    View profile for Bold City Heating & Air(904) 379-1648

  11. #11 Elite AC

    Based in Jacksonville, 20 mi away

    62/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.8★ from 2,277 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 2,277 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    6060 Chester Cir, Jacksonville, FL 32217
    View profile for Elite AC(904) 420-0075

  13. #13 Connections Inc.

    Based in Jacksonville, 12 mi away

    62/100CR Score

    Ranked #13 because of its Google rating and trade focus: 4.8★ from 575 Google reviews, listed on Google as “Air conditioning contractor”.

    • 4.8★ from 575 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    10142 103rd St #105, Jacksonville, FL 32210
    View profile for Connections Inc.(904) 908-5252

  14. #14 Air McCall

    Based in Jacksonville, 20 mi away

    61/100CR Score

    Ranked #14 because of its Google rating and trade focus: 4.9★ from 1,470 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 1,470 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    6662 Columbia Park Dr S suite 1, Jacksonville, FL 32258
    View profile for Air McCall(904) 682-9522

  17. #17 United Air Temp

    Based in Jacksonville, 11 mi away

    61/100CR Score

    Ranked #17 because of its Google rating and trade focus: 4.6★ from 644 Google reviews, listed on Google as “Heating contractor”.

    • 4.6★ from 644 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    8725 Youngerman Ct STE 202, Jacksonville, FL 32244
    View profile for United Air Temp(904) 831-0011

  19. #19 Griffin Service

    Based in Ponte Vedra Beach, 24 mi away

    61/100CR Score

    Ranked #19 because of its Google rating and trade focus: 4.8★ from 3,183 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 3,183 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    10895 Old Dixie Hwy Suite 1, Ponte Vedra Beach, FL 32081
    View profile for Griffin Service(904) 245-1130

Top 50 of 181 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 Middleburg, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Von's604.9★ (209)15 mi
27One Hour Air Conditioning & Heating604.6★ (1,000)20 mi
28Vent Kings Florida605.0★ (172)15 mi
29Measday's Heating & Air594.9★ (68)11 mi
30Greener Solutions Air Conditioning Services Inc594.9★ (213)19 mi
31Cabrera & Sons594.8★ (74)13 mi
32Rocket LLC585.0★ (14)5 mi
33Wright Brothers Heating and Air Conditioning585.0★ (58)16 mi
34Crane AC & Heating Services585.0★ (29)12 mi
35Hammond Heating & Air Conditioning of Macclenny, FL585.0★ (99)20 mi
36Senstemp Cooling585.0★ (14)8 mi
37Advantech Air575.0★ (112)22 mi
38Bartram Air575.0★ (43)16 mi
39STA AIR L.L.C.575.0★ (43)16 mi
40Air Doctors Heating & Cooling Inc.574.9★ (87)21 mi
41AC Experts of Florida LLC575.0★ (18)13 mi
42All Counties Air conditioning & Mechanical575.0★ (7)9 mi
43Flow Solutions Inc564.5★ (72)19 mi
44VETAIR Heating & Air Conditioning565.0★ (20)16 mi
45AC’s Heat and Air LLC565.0★ (39)21 mi
46Jacksonville Heating & Air Conditioning564.0★ (15)12 mi
47BreezeMasters AC Repair Jacksonville565.0★ (10)13 mi
48Florida Climate Solutions564.3★ (24)15 mi
49A-Affordable Air LLC564.9★ (31)20 mi
50Lloyd's Heating And Air564.8★ (35)21 mi

How we ranked emergency HVAC contractors in Middleburg

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 Middleburg: questions

Which HVAC contractors in Middleburg are open 24/7?

25 on this list post 24/7 hours, including Von's Heating and Air, Air Excel Heating & Cooling, LLC, Hammond Heating & Air Conditioning of Middleburg, FL, J&W Heating and Air & Plumbing and Air Advice LLC.

Who is ranked #1 for emergency heating and cooling in Middleburg, FL?

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

How are emergency HVAC contractors in Middleburg 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 Middleburg

  1. October 2026: CR Scores recalculated for 181 hvac contractors serving Middleburg.
  2. October 2026: 3 duplicate listings merged.

More emergency and heating and cooling pages