27 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Allouez: Spraytech Insulators of Green Bay, CR Score 59/100; 4.9★ from 38 Google reviews.
Best for emergencies (open 24/7): Hurckman Mechanical Industries, Inc. - Production Office, posts 24/7 hours; ranked #15 of 27.
Most-reviewed: Ewert Pest and Wildlife, 182 Google reviews at 5.0★, the most of 27 ranked; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
27 Allouez insulation contractors are ranked here by CR Score, from ten published factors. 3 are open 24/7, 7 open Saturdays and 3 open Sundays, based on posted hours. The median Google rating is 4.9★ across 27 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Spraytech Insulators of Green Bay | 59 | 4.9★ (38) | Allouez | — | Overall |
| 2 | Lakeshore Insulators | 58 | 5.0★ (41) | Green Bay, 19 mi away | Sat · Sun · Evenings | — |
| 3 | Green Bay Spray Foam Insulation | 58 | 4.9★ (27) | Bellevue, 1 mi away | — | — |
| 4 | Ewert Pest and Wildlife | 58 | 5.0★ (182) | Bellevue, 5 mi away | Sat · Evenings | Most reviews |
| 5 | Green Bay Spray Foam Insulation Pros | 57 | 4.9★ (10) | Allouez | Sat | — |
| 6 | Foam Square Insulation L.L.C. | 57 | 4.8★ (17) | Allouez | — | — |
| 7 | Comfort Pro Insulators Inc | 56 | 4.9★ (62) | Green Bay, 16 mi away | — | — |
| 8 | Bay Therm Insulation | 56 | 4.5★ (10) | Hobart, 8 mi away | — | — |
| 9 | Appleton Spray Foam Insulation Pros | 55 | 5.0★ (29) | Appleton, 20 mi away | Sat | — |
| 10 | Spraytech Insulators of Appleton | 55 | 5.0★ (66) | Appleton, 23 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 trade focus: 4.9★ from 38 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Green Bay, 19 mi away
Ranked #2 because of its Google rating and trade focus: 5.0★ from 41 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bellevue, 1 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 27 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bellevue, 5 mi away
Ranked #4 because of its Google rating and review volume: 5.0★ from 182 Google reviews, the most in Allouez.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Allouez
Ranked #5 because of its Google rating and trade focus: 4.9★ from 10 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Allouez
Ranked #6 because of its Google rating and trade focus: 4.8★ from 17 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Green Bay, 16 mi away
Ranked #7 because of its Google rating and trade focus: 4.9★ from 62 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hobart, 8 mi away
Ranked #8 because of its Google rating and trade focus: 4.5★ from 10 Google reviews, listed on Google as “Insulation contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Appleton, 20 mi away
Ranked #9 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, 23 mi away
Ranked #10 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 Green Bay, 4 mi away
Ranked #11 because of its Google rating and trade focus: 4.0★ from 25 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Green Bay, 3 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ 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 Green Bay, 2 mi away
Ranked #13 because of its Google rating and trade focus: 4.0★ from 14 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Suamico, 14 mi away
Ranked #14 because of its Google rating and trade focus: 4.8★ from 24 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Green Bay, 5 mi away
Ranked #15 because of its Google rating and review volume: 4.9★ from 14 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in De Pere, 4 mi away
Ranked #16 because of its Google rating and trade focus: 3.2★ from 32 Google reviews, listed on Google as “Insulation 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 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 Allouez
Ranked #18 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Roofing contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Green Bay, 4 mi away
Ranked #19 because of its Google rating and trade focus: 3.7★ from 6 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Little Chute, 19 mi away
Ranked #20 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 De Pere, 7 mi away
Ranked #21 because of its Google rating and trade focus: 3.7★ from 9 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Appleton, 23 mi away
Ranked #22 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 Green Bay, 6 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Green Bay, 3 mi away
Ranked #24 because of its Google rating and availability: 3.7★ from 3 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Green Bay, 13 mi away
Ranked #25 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.
National price ranges in USD, not adjusted for Allouez. 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 27 Allouez 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 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 Allouez 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 |