67/100CR Score
Ranked #1 because of its Google rating and review volume: 4.9★ from 15,569 Google reviews, the most in Blue Ash.
- 4.9★ from 15,569 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 4538 Camberwell Rd, Cincinnati, OH 45209
Best HVAC Contractors in Blue Ash, OH (2026)
407 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Blue Ash: Apollo Home, CR Score 67/100; 4.9★ from 15,569 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): HELP Plumbing, Heating, Cooling and Drains, posts 24/7 hours; ranked #2 of 407.
- 2
Most-reviewed: HELP Plumbing, Heating, Cooling and Drains, 8,804 Google reviews at 4.8★, the most of 407 ranked after Apollo Home; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
407 Blue Ash HVAC contractors are ranked here by CR Score, from ten published factors. 162 are open 24/7, 259 open Saturdays and 202 open Sundays, based on posted hours. The median Google rating is 4.8★ across 407 rated businesses.
Top 10 HVAC contractors in Blue Ash at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Apollo Home | 67 | 4.9★ (15,569) | Cincinnati, 5 mi away | 24/7 | Overall |
| 2 | HELP Plumbing, Heating, Cooling and Drains | 66 | 4.8★ (8,804) | Cincinnati, 4 mi away | 24/7 | Emergencies, Most reviews |
| 3 | Knochelmann Service Experts | 65 | 4.9★ (3,584) | Sharonville, 5 mi away | 24/7 | — |
| 4 | Eco Plumbers, Electricians, and HVAC Technicians | 65 | 4.9★ (3,250) | Beckett Ridge, 6 mi away | 24/7 | — |
| 5 | Arlinghaus Plumbing Heating & Air Conditioning | 64 | 4.9★ (1,601) | Cincinnati, 4 mi away | 24/7 | — |
| 6 | Hauser Heating & Air | 64 | 4.7★ (2,055) | Blue Ash | 24/7 | — |
| 7 | One Hour Heating & Air Conditioning | 64 | 4.9★ (5,920) | Cincinnati, 10 mi away | 24/7 | — |
| 8 | Bassett Services: Heating, Cooling, Plumbing, & Electrical | 64 | 4.8★ (1,740) | Loveland, 3 mi away | 24/7 | — |
| 9 | Thomas & Galbraith Heating, Cooling, Plumbing & Electrical | 64 | 4.7★ (6,967) | Fairfield, 8 mi away | 24/7 | — |
| 10 | Logan Services A/C, Heat & Plumbing | 64 | 4.8★ (2,753) | Cincinnati, 7 mi away | 24/7 | — |
The 407 best HVAC contractors in Blue Ash, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Based in Cincinnati, 4 mi away
66/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.8★ from 8,804 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 8,804 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 6 N Commerce Park Dr, Cincinnati, OH 45215
Based in Sharonville, 5 mi away
65/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 3,584 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 3,584 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 11935 Tramway Dr STE C, Sharonville, OH 45241
Based in Beckett Ridge, 6 mi away
65/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.9★ from 3,250 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 3,250 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 9114 Cincinnati Columbus Rd, West Chester Township, OH 45069
Based in Cincinnati, 4 mi away
64/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.9★ from 1,601 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 1,601 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 11575 Goldcoast Dr, Cincinnati, OH 45249
Based in Blue Ash
64/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.7★ from 2,055 Google reviews, listed on Google as “Heating contractor”.
- 4.7★ from 2,055 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 6661 Corporate Dr, Blue Ash, OH 45242
Based in Cincinnati, 10 mi away
64/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.9★ from 5,920 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 5,920 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 756 Old State Rte 74, Cincinnati, OH 45245
Based in Loveland, 3 mi away
64/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.8★ from 1,740 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 1,740 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 8950 Glendale Milford Rd, Loveland, OH 45140
Based in Fairfield, 8 mi away
64/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.7★ from 6,967 Google reviews, listed on Google as “HVAC contractor”.
- 4.7★ from 6,967 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 9520 Le St Dr, Fairfield, OH 45014
Based in Cincinnati, 7 mi away
64/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.8★ from 2,753 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 2,753 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 5179 Fishwick Dr, Cincinnati, OH 45216
Based in Cincinnati, 14 mi away
63/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.9★ from 4,953 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 4,953 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1079 Ohio Pike, Cincinnati, OH 45245
Based in Cincinnati, 3 mi away
63/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.9★ from 567 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 567 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 9675 Reading Rd, Cincinnati, OH 45215
Based in Cincinnati, 2 mi away
63/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.9★ from 1,619 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 1,619 Google reviews
- Hours
- Mon–Sun 8 AM–8 PM
- Address
- 7924 Blue Ash Rd, Cincinnati, OH 45236
Based in Cincinnati, 4 mi away
63/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.9★ from 653 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 653 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 7661 Fields Ertel Rd, Cincinnati, OH 45241
Based in Covington, 13 mi away
63/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.9★ from 3,415 Google reviews, listed on Google as “Heating contractor”.
- 4.9★ from 3,415 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 615 W 9th St, Covington, KY 41011
Based in Milford, 6 mi away
63/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.9★ from 716 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 716 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 28 Glendale Milford Rd, Milford, OH 45150
Based in Mason, 7 mi away
62/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.8★ from 972 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 972 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 8563 Mason Montgomery Rd Ste 30 C, Mason, OH 45040
Based in Loveland, 5 mi away
62/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 308 Google reviews, listed on Google as “Furnace repair service”.
- 5.0★ from 308 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 420 Wards Corner Rd # B, Loveland, OH 45140
Based in Blue Ash
62/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.7★ from 336 Google reviews, listed on Google as “HVAC contractor”.
- 4.7★ from 336 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 4300 Creek Rd, Blue Ash, OH 45241
Based in Cincinnati, 5 mi away
62/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.8★ from 512 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 512 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 7374 Reading Rd Suite 118, Cincinnati, OH 45237
Based in Fairfield, 7 mi away
62/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.9★ from 517 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 517 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 4930 Provident Dr, West Chester Township, OH 45246
Based in Mason, 11 mi away
62/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.9★ from 988 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 988 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 4457 Bethany Rd b100, Mason, OH 45040
Based in Mason, 9 mi away
62/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.9★ from 550 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 550 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 5633 Tylersville Rd, Mason, OH 45040
Based in Fairfield, 7 mi away
62/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.8★ from 1,999 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 1,999 Google reviews
- Hours
- Mon–Thu 9:30 AM–6:30 PM · Fri 9:30 AM–6 PM · Sat 9:30 AM–5 PM · Sun 11 AM–4 PM
- Address
- 10115 Transportation Way, West Chester Township, OH 45246
Based in Erlanger, 20 mi away
62/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.8★ from 6,650 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 6,650 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 40 Cave Run Dr, Erlanger, KY 41018
HVAC contractors ranked #26 to #50
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 407 ranked HVAC contractors here; the rest are on their profiles.
Also serving Blue Ash
20 more HVAC contractors within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| Airtech | 5.0★ (2) | 14 mi |
| Anytime Heating And Cooling | 3.0★ (2) | 11 mi |
| Baker Services Inc | 3.0★ (2) | 11 mi |
| Caribbean Breeze Heating and Air | 5.0★ (2) | 18 mi |
| Central Heating AC and Electric | 2.5★ (2) | 19 mi |
| Cincinnati Premier Heating & Cooling | 1.0★ (2) | 6 mi |
| Colerain Heating & Air Conditioning | 5.0★ (2) | 14 mi |
| Conly Cincy Cooling Cincinnati | 5.0★ (2) | 11 mi |
| Damm Utility Bros LLC | 5.0★ (2) | 9 mi |
| Eco Environments | 5.0★ (2) | 7 mi |
| Emcor Services Automated Controls | 5.0★ (2) | 6 mi |
| Environmental Air Products Inc | 5.0★ (2) | 6 mi |
| Gilliam Heating & Air | 5.0★ (2) | 18 mi |
| Greater Comfort | 4.6★ (215) | 12 mi |
| Jay Kent Construction | 5.0★ (2) | 18 mi |
| Madison Heating & Cooling Inc | 4.0★ (2) | 6 mi |
| Taylor Air Heating & Cooling | 4.5★ (2) | 14 mi |
| Thompson Heating & Cooling | 2.0★ (2) | 4 mi |
| Trane Commercial Sales Office | 3.0★ (2) | 5 mi |
| West Chester Heating & Air Conditioning LLC | 5.0★ (52) | 5 mi |
How much do HVAC contractors cost in Blue Ash?
National price ranges in USD, not adjusted for Blue Ash. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| AC replacement | $3,887 | $5,978 | $8,073 | Per system, installed (unit plus labor); typical range of customer-reported jobs. US national range | October 2026 |
| Furnace replacement | $2,823 | $4,814 | $6,896 | Per system, installed; typical range of customer-reported jobs. US national range | October 2026 |
How to check an HVAC contractor's license in Ohio
In Ohio, Ohio Construction Industry Licensing Board licenses Commercial HVAC and refrigeration contractor licenses.
- Search the business name or license number on the Ohio Construction Industry Licensing Board license lookup.
- Check that the status is active and the name matches the contract or truck.
- Ask for proof of insurance before work starts.
No chip usually means we have not matched a state record yet. Check the lookup yourself before you hire.
Guide checked October 2026. How we verify licenses
When to hire an HVAC contractor in Ohio
In Ohio, furnace and heat pump calls peak in the coldest winter weeks and AC calls in summer heat waves. Spring and fall are the easiest times to book maintenance or a replacement.
How we ranked Blue Ash HVAC contractors
We scored 407 Blue Ash HVAC contractors on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed October 22, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Blue Ash data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |
HVAC contractors in Blue Ash: frequently asked questions
Who is the best HVAC contractor in Blue Ash?
By CR Score, the highest-ranked HVAC contractor in Blue Ash, OH is Apollo Home with a CR Score of 67/100. It has 4.9★ from 15,569 Google reviews. It is open 24/7. HELP Plumbing, Heating, Cooling and Drains (#2) and Knochelmann Service Experts (#3) follow. We ranked 407 HVAC contractors on ten factors, last updated October 22, 2026.
How many HVAC contractors are there in Blue Ash?
ContractorsRanked ranks 407 HVAC contractors serving Blue Ash, OH. 3 of them are based in Blue Ash; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.
Which HVAC contractors in Blue Ash are open 24/7?
162 ranked HVAC contractors in Blue Ash post 24/7 hours. The highest-ranked are Apollo Home (#1), HELP Plumbing, Heating, Cooling and Drains (#2) and Knochelmann Service Experts (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which HVAC contractors in Blue Ash work on weekends?
259 of 407 ranked HVAC contractors post Saturday hours and 202 post Sunday hours. The highest-ranked open Saturdays are Apollo Home (#1), HELP Plumbing, Heating, Cooling and Drains (#2) and Knochelmann Service Experts (#3). Posted hours are office hours; crews may book weekend jobs separately.
How do I check an HVAC contractor's license in Ohio?
In Ohio, Ohio Construction Industry Licensing Board handles licensing and covers Commercial HVAC and refrigeration contractor licenses. Search the business or license number at https://elicense.ohio.gov/oh_verifylicense.
How much does ac replacement cost in Blue Ash?
AC replacement typically costs $3,887 to $8,073, with $5,978 typical (Per system, installed (unit plus labor); typical range of customer-reported jobs. US national range). This is a national range, not adjusted for Blue Ash. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Blue Ash HVAC contractors have?
The median Google rating among 407 rated HVAC contractors in Blue Ash is 4.8★, with a median of 23 reviews. Apollo Home has the most, 15,569 reviews, and ranks #1. We adjust ratings for review count, so a few five-star reviews cannot top the list.
When is the best time to hire an HVAC contractor in Blue Ash?
In Ohio, furnace and heat pump calls peak in the coldest winter weeks and AC calls in summer heat waves. Spring and fall are the easiest times to book maintenance or a replacement.
Update log for Blue Ash
- October 2026: CR Scores recalculated for 407 hvac contractors serving Blue Ash.
More HVAC contractors and Blue Ash pages
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- Electricians in Blue Ash292 ranked
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- Kitchen remodelers in Blue Ash280 ranked
- Bathroom remodelers in Blue Ash290 ranked
- Flooring contractors in Blue Ash268 ranked
- Tile installers in Blue Ash69 ranked
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- Fence contractors in Blue Ash96 ranked
- Deck builders in Blue Ash174 ranked
- Siding contractors in Blue Ash313 ranked
- Window installers in Blue Ash224 ranked
- Gutter installers in Blue Ash206 ranked
- Insulation contractors in Blue Ash55 ranked
- Solar installers in Blue Ash49 ranked
- Garage door repair companies in Blue Ash65 ranked
- Foundation repair companies in Blue Ash75 ranked
- Tree services in Blue Ash246 ranked
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- Water damage restoration companies in Blue Ash286 ranked
- Home builders in Blue Ash309 ranked
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