82/100CR Score
Ranked #1 because of its Google rating and trade focus: 5.0★ from 19 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 19 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat 9 AM–4 PM · Sun closed
Best Insulation Contractors in Dover, OH (2026)
8 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Dover: Dover Spray Foam Insulation, CR Score 82/100; 5.0★ from 19 Google reviews; open Saturdays until 4 PM.
- 4
Most-reviewed: Accel Pest & Termite Control, 987 Google reviews at 4.9★, the most of 8 ranked; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
8 Dover insulation contractors are ranked here by CR Score, from 8 published factors. 2 open Saturdays and 1 open Sundays, based on posted hours. The median Google rating is 5.0★ across 8 rated businesses.
Top 8 insulation contractors in Dover at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Dover Spray Foam Insulation | 82 | 5.0★ (19) | Dover | Sat | Overall |
| 2 | Elite Insulation | 81 | 4.9★ (46) | Dover | Evenings | — |
| 3 | Canton Roofing Company | 80 | 5.0★ (568) | Canton, 23 mi away | Sat · Sun · Evenings | — |
| 4 | Accel Pest & Termite Control | 80 | 4.9★ (987) | Canton, 21 mi away | — | Most reviews |
| 5 | New Philadelphia Spray Foam Insulation | 79 | 5.0★ (23) | Dover | — | — |
| 6 | Complete Coatings Solutions LLC | 77 | 5.0★ (12) | New Philadelphia, 2 mi away | — | — |
| 7 | Spray Foam Solutions Inc. | 75 | 4.9★ (168) | Orrville, 25 mi away | — | — |
| 8 | Tinelli & Son Insulation | 68 | 5.0★ (5) | Girard, 24 mi away | — | — |
The 8 best insulation contractors in Dover, ranked
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Based in Dover
81/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 46 Google reviews, listed on Google as “Insulation contractor”.
- 4.9★ from 46 Google reviews
- Hours
- Mon–Fri 7 AM–8 PM · Sat–Sun closed
- Address
- 905 Boulevard St, Dover, OH 44622
Based in Canton, 23 mi away
80/100CR ScoreRanked #3 because of its Google rating and review volume: 5.0★ from 568 Google reviews, 568 Google reviews.
- 5.0★ from 568 Google reviews
- Hours
- Mon–Sun 7 AM–9 PM
- Address
- 5880 Fulton Rd NW, Canton, OH 44718
Based in Canton, 21 mi away
80/100CR ScoreRanked #4 because of its Google rating and review volume: 4.9★ from 987 Google reviews, the most Google reviews on this list (987).
- 4.9★ from 987 Google reviews
- Hours
- Mon–Thu 8 AM–5 PM · Fri 8 AM–4:30 PM · Sat–Sun closed
- Address
- 1866 Whipple Ave NW, Canton, OH 44708
Based in Dover
79/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 23 Google reviews
- Hours
- Mon–Fri 8 AM–6 PM · Sat–Sun closed
Based in New Philadelphia, 2 mi away
77/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 12 Google reviews
- Hours
- Mon–Thu 8 AM–6 PM · Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 224 7th St SW, New Philadelphia, OH 44663
Based in Orrville, 25 mi away
75/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.9★ from 168 Google reviews, listed on Google as “Insulation contractor”.
- 4.9★ from 168 Google reviews
- Hours
- Mon–Fri 8 AM–4 PM · Sat–Sun closed
- Address
- 106 N Kansas Rd, Orrville, OH 44667
Based in Girard, 24 mi away
68/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 5 Google reviews
- Hours
- Mon–Fri 9 AM–5 PM · Sat–Sun closed
How much do insulation contractors cost in Dover?
National price ranges in USD, not adjusted for Dover. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Attic insulation | $1,700 | $2,100 | $2,500 | Per attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national range | October 2026 |
How we ranked Dover insulation contractors
We scored 8 Dover insulation 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 Dover 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 |
Insulation contractors in Dover: frequently asked questions
Who is the best insulation contractor in Dover?
By CR Score, the highest-ranked insulation contractor in Dover, OH is Dover Spray Foam Insulation with a CR Score of 82/100. It has 5.0★ from 19 Google reviews. It is open Saturdays until 4 PM. Elite Insulation (#2) and Canton Roofing Company (#3) follow. We ranked 8 insulation contractors on 8 factors, last updated October 22, 2026.
How many insulation contractors are there in Dover?
ContractorsRanked ranks 8 insulation contractors serving Dover, OH. 3 of them are based in Dover; the rest serve it from nearby towns. Counts are as of October 2026.
Which insulation contractors in Dover work on weekends?
2 of 8 ranked insulation contractors post Saturday hours and 1 post Sunday hours. The highest-ranked open Saturdays are Dover Spray Foam Insulation (#1) and Canton Roofing Company (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does attic insulation cost in Dover?
Attic insulation typically costs $1,700 to $2,500, with $2,100 typical (Per attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national range). This is a national range, not adjusted for Dover. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Dover insulation contractors have?
The median Google rating among 8 rated insulation contractors in Dover is 5.0★, with a median of 35 reviews. Accel Pest & Termite Control has the most, 987 reviews, and ranks #4. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank insulation contractors?
Each insulation contractor gets a 0–100 CR Score from 8 published factors, led by reputation (35%), credentials (15%), review volume (10%) and recency (10%). Factors we cannot measure are left out, not scored as zero. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Do insulation contractors outside Dover count in this ranking?
Yes, if they are within 25 mi of the Dover city center, our service radius for insulation contractors. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.
Can insulation contractors pay to rank higher on ContractorsRanked?
No. The CR Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured businesses may appear above the list, labelled Featured and showing their honest rank.
Update log for Dover
- October 2026: CR Scores recalculated for 8 insulation contractors serving Dover.
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