Skip to content
ContractorsRanked

Emergency HVAC Contractors in Lima, OH (2026)

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

6 of the 33 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 Lima: Quality Mechanical Services, 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 Lima at a glance

Top emergency HVAC contractors in Lima at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Quality Mechanical Services664.1★ (168)Lima24/7
2American Heating & Air Conditioning644.4★ (73)Lima24/7
3Ada Services594.5★ (33)Ada, 15 mi away24/7
4Premier Mechanical Services Inc583.0★ (10)Lima24/7
5CREPS Plumbing Heating & Air Conditioning LLC583.2★ (6)Lima24/7
6Midwest Services525.0★ (3)Celina, 20 mi away24/7
7Reliable Plumbing & Heating473.4★ (32)Delphos, 14 mi away—
8Mr Comfort Water Heat Inc474.7★ (3)Lima—
9Doug's Plumbing & Heating454.5★ (66)Lima—
10Brown's Heating Cooling Plumbing & Electrical, LLC453.9★ (107)Lima—

Call an emergency HVAC contractor in Lima 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 33 emergency HVAC contractors in Lima, ranked

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

  3. #3 Ada Services

    Based in Ada, 15 mi away

    59/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.5★ from 33 Google reviews, listed on Google as “Heating contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.5★ from 33 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for Ada Services(419) 634-2856

  6. #6 Midwest Services

    Based in Celina, 20 mi away

    52/100CR Score

    Ranked #6 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 3 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    17125 Maier Barber Rd, St Marys, OH 45885
    View profile for Midwest Services(419) 953-5414

  9. #9 Doug's Plumbing & Heating

    Based in Lima

    45/100CR Score

    Ranked #9 because of its Google rating and trade focus: 4.5★ from 66 Google reviews, listed on Google as “Air conditioning contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.5★ from 66 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    2585 N Wapakoneta Rd, Elida, OH 45807
    View profile for Doug's Plumbing & Heating(419) 339-2880

  11. #11 Daves Handyman & HVAC services

    Based in Lima

    45/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.9★ from 42 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 42 Google reviews
    Hours
    Mon 8 AM–5 PM · Tue 12 AM–4:30 AM · Wed 8 AM–4:30 PM · Thu 7:30 AM–4 PM · Fri 7:30 AM–4:30 PM · Sat–Sun closed
    Address
    4400 Hook-Waltz Rd E, Columbus Grove, OH 45830
    View profile for Daves Handyman & HVAC services(419) 937-6964

  12. #12 R. A. Flynn & Son

    Based in Lima

    45/100CR Score

    Ranked #12 because of its Google rating and trade focus: 4.5★ from 50 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.5★ from 50 Google reviews
    Hours
    Mon–Fri 7 AM–4 PM · Sat–Sun closed
    Address
    2300 Central Parkway, Lima, OH 45801
    View profile for R. A. Flynn & Son(419) 225-4166

  13. #13 Thermo King Midwest

    Based in Delphos, 15 mi away

    43/100CR Score

    Ranked #13 because of its Google rating and trade focus: 4.9★ from 68 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 68 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat–Sun closed
    Address
    801 W 5th St, Delphos, OH 45833
    View profile for Thermo King Midwest(419) 695-6060

  15. #15 Dotson Plumbing, Heating & A/C

    Based in Lima

    42/100CR Score

    Ranked #15 because of its Google rating and trade focus: 3.9★ from 21 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 3.9★ from 21 Google reviews
    Hours
    Mon–Thu 7:30 AM–4:30 PM · Fri 7:30 AM–4 PM · Sat–Sun closed
    Address
    100 W Main St, Cridersville, OH 45806
    View profile for Dotson Plumbing, Heating & A/C(419) 645-4078

  18. #18 The HVAC Guy

    Based in Lima

    41/100CR Score

    Ranked #18 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 9 Google reviews
    Hours
    Mon–Wed 8 AM–5 PM · Thu 7:30 AM–4:30 PM · Fri 8 AM–12 AM · Sat–Sun closed
    Address
    4400 Hook-Waltz Rd E, Columbus Grove, OH 45830
    View profile for The HVAC Guy(419) 937-6964

  20. #20 Smith Boughan Inc

    Based in Lima

    40/100CR Score

    Ranked #20 because of its Google rating and trade focus: 4.4★ from 8 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.4★ from 8 Google reviews
    Hours
    Mon–Fri 7:30 AM–5 PM · Sat–Sun closed
    Address
    777 S Copus Rd, Lima, OH 45805
    View profile for Smith Boughan Inc(419) 991-8040

  21. #21 Kogge Inc Plumbing Heating

    Based in Saint Marys, 21 mi away

    40/100CR Score

    Ranked #21 because of its Google rating and trade focus: 4.1★ from 74 Google reviews, listed on Google as “Heating contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.1★ from 74 Google reviews
    Hours
    Mon–Fri 8 AM–4:30 PM · Sat–Sun closed
    Address
    811 Indiana Ave, St Marys, OH 45885
    View profile for Kogge Inc Plumbing Heating(419) 394-4694

  24. #24 Houston Electric Plumbing Heating & Air Conditioning

    Based in Wapakoneta, 13 mi away

    39/100CR Score

    Ranked #24 because of its Google rating and trade focus: 4.5★ from 16 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.5★ from 16 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat–Sun closed
    Address
    603 Dixie Hwy, Wapakoneta, OH 45895
    View profile for Houston Electric Plumbing Heating & Air Conditioning(419) 738-9800

All 33 HVAC contractors by emergency score

#1 to #25 are shown in full above. Here are #26 to #33, in CR Score order; each links to its profile.

HVAC contractors in Lima, ranks 26 to 33
RankBusinessCR ScoreGoogle ratingDistance
26Schnippel Electric Plumbing & Heating374.9★ (7)11 mi
27Quality Plumbing Heating & AC374.0★ (8)12 mi
28Peterson Mechanical Repair LLC365.0★ (11)19 mi
29Quality Plumbing & Heating364.2★ (16)21 mi
30Grothouse Plumbing and Heating364.0★ (43)14 mi
31Trents General Contracting and Hvac Services364.9★ (7)In Lima
32Wollenhaupt335.0★ (4)25 mi
33Fischer Plumbing & Heating322.5★ (12)15 mi

How we ranked emergency HVAC contractors in Lima

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 Lima: questions

Which HVAC contractors in Lima are open 24/7?

6 on this list post 24/7 hours, including Quality Mechanical Services, American Heating & Air Conditioning, Ada Services, Premier Mechanical Services Inc and CREPS Plumbing Heating & Air Conditioning LLC.

Who is ranked #1 for emergency heating and cooling in Lima, OH?

Quality Mechanical Services is #1, with a CR Score of 66 out of 100 on emergency weights.

How are emergency HVAC contractors in Lima 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 Lima

  1. October 2026: CR Scores recalculated for 33 hvac contractors serving Lima.

More emergency and heating and cooling pages