20 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Spring Valley: Triple Service Inc., CR Score 91/100; 4.8★ from 699 Google reviews; open 24/7.
Best for emergencies (open 24/7): Town & Country Services, posts 24/7 hours; ranked #2 of 20.
Most-reviewed: Summit Heating & Air Conditioning LLC, 155 Google reviews at 4.8★, the most of 20 ranked after Triple Service Inc.; ranked #10.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
20 Spring Valley HVAC contractors are ranked here by CR Score, from 8 published factors. 10 are open 24/7, 10 open Saturdays and 10 open Sundays, based on posted hours. The median Google rating is 4.8★ across 20 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Triple Service Inc. | 91 | 4.8★ (699) | Mendota, 16 mi away | 24/7 | Overall |
| 2 | Town & Country Services | 88 | 4.7★ (153) | Princeton, 15 mi away | 24/7 | Emergencies |
| 3 | John's Service and Sales, Inc. | 87 | 4.5★ (82) | Peru, 8 mi away | 24/7 | — |
| 4 | Correa Heating & Air Conditioning | 86 | 5.0★ (20) | Mendota, 8 mi away | 24/7 | — |
| 5 | Lanphierd Heating and Cooling | 86 | 5.0★ (70) | Ottawa, 20 mi away | 24/7 | — |
| 6 | A&G Heating and Air Conditioning, LLC " Gas fireplace services" | 86 | 5.0★ (16) | Peru, 4 mi away | 24/7 | — |
| 7 | Hometown Heating & Cooling Co | 84 | 4.8★ (34) | Ottawa, 19 mi away | 24/7 | — |
| 8 | One Stop Heating & Cooling | 84 | 5.0★ (31) | Mendota, 22 mi away | 24/7 | — |
| 9 | Starved Rock Heating & Cooling | 81 | 4.5★ (15) | Ottawa, 21 mi away | 24/7 | — |
| 10 | Summit Heating & Air Conditioning LLC | 81 | 4.8★ (155) | Spring Valley | — | Most reviews |
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and review volume: 4.8★ from 699 Google reviews, the most Google reviews on this list (699).
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Princeton, 15 mi away
Ranked #2 because of its Google rating and availability: 4.7★ from 153 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Peru, 8 mi away
Ranked #3 because of its Google rating and availability: 4.5★ from 82 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Mendota, 8 mi away
Ranked #4 because of its Google rating and availability: 5.0★ from 20 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Ottawa, 20 mi away
Ranked #5 because of its Google rating and availability: 5.0★ from 70 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Peru, 4 mi away
Ranked #6 because of its Google rating and availability: 5.0★ from 16 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Ottawa, 19 mi away
Ranked #7 because of its Google rating and availability: 4.8★ from 34 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Mendota, 22 mi away
Ranked #8 because of its Google rating and availability: 5.0★ from 31 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Ottawa, 21 mi away
Ranked #9 because of its Google rating and availability: 4.5★ from 15 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Spring Valley
Ranked #10 because of its Google rating and trade focus: 4.8★ from 155 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Ottawa, 24 mi away
Ranked #11 because of its Google rating and availability: 5.0★ from 10 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Peru, 3 mi away
Ranked #12 because of its Google rating and trade focus: 4.8★ from 38 Google reviews, listed on Google as “HVAC contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Ottawa, 19 mi away
Ranked #13 because of its Google rating and trade focus: 3.3★ from 4 Google reviews, listed on Google as “Heating contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Princeton, 9 mi away
Ranked #14 because of its Google rating and trade focus: 4.7★ from 3 Google reviews, listed on Google as “HVAC contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Streator, 24 mi away
Ranked #15 because of its Google rating and trade focus: 4.6★ from 9 Google reviews, listed on Google as “HVAC contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Ottawa, 19 mi away
Ranked #16 because of its Google rating and trade focus: 3.2★ from 5 Google reviews, listed on Google as “Plumber”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Ottawa, 19 mi away
Ranked #17 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Plumber”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Streator, 23 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Streator, 24 mi away
Ranked #19 because of its Google rating and trade focus: 4.2★ from 26 Google reviews, listed on Google as “Plumber”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Ottawa, 19 mi away
Ranked #20 because of its Google rating and trade focus: 3.7★ from 12 Google reviews, listed on Google as “Plumber”.
Based on 6 of 8 factors; credentials and recency not yet collected.
National price ranges in USD, not adjusted for Spring Valley. 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 |
In Illinois, 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.
We scored 20 Spring Valley HVAC contractors on 8 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. Unknown factors are left out of the score, 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 Spring Valley data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |