18 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in New London: Keeney Home Services, CR Score 55/100; 4.8★ from 596 Google reviews; open 24/7.
Best for emergencies (open 24/7): Roof Enforcements, LLC, posts 24/7 hours; ranked #12 of 18.
Most-reviewed: Sure-Dry, LLC, 1,496 Google reviews at 4.8★, the most of 18 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
18 New London insulation contractors are ranked here by CR Score, from ten published factors. 2 are open 24/7, 5 open Saturdays and 2 open Sundays, based on posted hours. The median Google rating is 5.0★ across 18 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Keeney Home Services | 55 | 4.8★ (596) | Neenah, 18 mi away | 24/7 | Overall |
| 2 | Sure-Dry, LLC | 55 | 4.8★ (1,496) | Menasha, 19 mi away | Sat · Sun | Most reviews |
| 3 | Spraytech Insulators of Appleton | 55 | 5.0★ (66) | Appleton, 14 mi away | — | — |
| 4 | Rock Road Company | 53 | 5.0★ (26) | Waupaca, 11 mi away | — | — |
| 5 | Proseal Spray Foam of Waupaca | 53 | 5.0★ (29) | Waupaca, 16 mi away | — | — |
| 6 | Appleton Spray Foam Insulation Pros | 53 | 5.0★ (29) | Appleton, 22 mi away | Sat | — |
| 7 | Appleton Spray Foam Insulation | 52 | 5.0★ (22) | Appleton, 14 mi away | — | — |
| 8 | Extreme Spray Foam of Appleton | 52 | 5.0★ (33) | Appleton, 19 mi away | — | — |
| 9 | Save on Energy 123 | 51 | 5.0★ (20) | Appleton, 20 mi away | — | — |
| 10 | Fox Valley Insulation | 50 | 3.7★ (3) | Appleton, 15 mi away | — | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and review volume: 4.8★ from 596 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Menasha, 19 mi away
Ranked #2 because of its Google rating and review volume: 4.8★ from 1,496 Google reviews, the most in New London.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Appleton, 14 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 66 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Waupaca, 11 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 26 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Waupaca, 16 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 29 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Appleton, 22 mi away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 29 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Appleton, 14 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 22 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Appleton, 19 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 33 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Appleton, 20 mi away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 20 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Appleton, 15 mi away
Ranked #10 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Waupaca, 16 mi away
Ranked #11 because of its Google rating and trade focus: 4.6★ from 11 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Little Chute, 22 mi away
Ranked #12 because of its Google rating and review volume: 4.9★ from 59 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Appleton, 17 mi away
Ranked #13 because of its Google rating and review volume: 4.8★ from 220 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Appleton, 17 mi away
Ranked #14 because of its Google rating and trade focus: 3.2★ from 20 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Appleton, 24 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Appleton, 18 mi away
Ranked #16 because of its Google rating and trade focus: 4.5★ from 22 Google reviews, listed on Google as “Flooring contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Appleton, 23 mi away
Ranked #17 because of its Google rating and review volume: 4.8★ from 43 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Neenah, 21 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
National price ranges in USD, not adjusted for New London. 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 |
We scored 18 New London insulation 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 23, 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 New London 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 |