13 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Stewartville: Larson Home Services, CR Score 76/100; 5.0★ from 8 Google reviews; open 24/7.
Most-reviewed: American Waterworks, 1,295 Google reviews at 4.8★, the most of 13 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
13 Stewartville insulation contractors are ranked here by CR Score, from 8 published factors. 1 is open 24/7, 2 open Saturdays and 2 open Sundays, based on posted hours. The median Google rating is 4.8★ across 13 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Larson Home Services | 76 | 5.0★ (8) | Rochester, 14 mi away | 24/7 | Overall |
| 2 | Expert Insulation | 76 | 5.0★ (13) | Rochester, 5 mi away | — | — |
| 3 | American Waterworks | 75 | 4.8★ (1,295) | Rochester, 12 mi away | — | Most reviews |
| 4 | Above All Roofing of Rochester | 73 | 4.9★ (164) | Rochester, 5 mi away | — | — |
| 5 | TC Insulation Company | 73 | 5.0★ (10) | Rochester, 12 mi away | — | — |
| 6 | Priority Construction Services | 73 | 4.9★ (436) | Rochester, 14 mi away | — | — |
| 7 | Brauer Roofing Inc | 71 | 3.5★ (13) | Rochester, 13 mi away | Sat · Sun | — |
| 8 | Insul-Seal Home Insulation | 69 | 4.4★ (5) | Rochester, 17 mi away | — | — |
| 9 | Home Improvement Professionals | 69 | 4.8★ (56) | Byron, 15 mi away | — | — |
| 10 | Ryan Windows & Siding | 69 | 4.8★ (113) | Rochester, 19 mi away | — | — |
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 availability: 5.0★ from 8 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Rochester, 5 mi away
Ranked #2 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Rochester, 12 mi away
Ranked #3 because of its Google rating and review volume: 4.8★ from 1,295 Google reviews, the most Google reviews on this list (1,295).
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Rochester, 5 mi away
Ranked #4 because of its Google rating and review volume: 4.9★ from 164 Google reviews, 164 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Rochester, 12 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Rochester, 14 mi away
Ranked #6 because of its Google rating and review volume: 4.9★ from 436 Google reviews, 436 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Rochester, 13 mi away
Ranked #7 because of its Google rating and availability: 3.5★ from 13 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Rochester, 17 mi away
Ranked #8 because of its Google rating and trade focus: 4.4★ from 5 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Byron, 15 mi away
Ranked #9 because of its Google rating and review volume: 4.8★ from 56 Google reviews, 56 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Rochester, 19 mi away
Ranked #10 because of its Google rating and review volume: 4.8★ from 113 Google reviews, 113 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Rochester, 13 mi away
Ranked #11 because of its Google rating and review volume: 4.7★ from 43 Google reviews, 43 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Rochester, 14 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Window installation service”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Rochester, 12 mi away
Ranked #13 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “HVAC contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
National price ranges in USD, not adjusted for Stewartville. 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 13 Stewartville 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 Stewartville 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 |