11 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Anamosa: Thermal Shop, CR Score 78/100; 5.0★ from 92 Google reviews.
Most-reviewed: Energy Nerds, 41 Google reviews at 4.2★, the most of 11 ranked after Thermal Shop; ranked #10.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
11 Anamosa insulation contractors are ranked here by CR Score, from 8 published factors. 1 open Saturdays and 1 open Sundays, based on posted hours. The median Google rating is 4.0★ across 11 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Thermal Shop | 78 | 5.0★ (92) | Cedar Rapids, 24 mi away | — | Overall |
| 2 | Classic Spray Foam Insulation | 75 | 4.8★ (16) | Cedar Rapids, 21 mi away | Sat · Evenings | — |
| 3 | Cal-Co Spray Coatings & Floor Coatings | 73 | 3.9★ (18) | Asbury, 9 mi away | — | — |
| 4 | Bauer Spray Foam Insulation Inc. | 71 | 3.7★ (3) | Cedar Rapids, 22 mi away | — | — |
| 5 | Eastern Iowa Spray Foam & Waterproofing LLC | 71 | 3.8★ (17) | Cedar Rapids, 21 mi away | — | — |
| 6 | Menefee Drywall Co, Inc. | 70 | 4.0★ (29) | Cedar Rapids, 23 mi away | — | — |
| 7 | Active Thermal Concepts Inc | 67 | 2.6★ (5) | Hiawatha, 20 mi away | Sun · Evenings | — |
| 8 | Contractor Services of Iowa | 67 | 3.0★ (12) | Cedar Rapids, 20 mi away | — | — |
| 9 | C.R. Patch & Repair | 66 | 5.0★ (3) | Cedar Rapids, 19 mi away | — | — |
| 10 | Energy Nerds | 65 | 4.2★ (41) | Cedar Rapids, 23 mi away | — | 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: 5.0★ from 92 Google reviews, the most Google reviews on this list (92).
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Cedar Rapids, 21 mi away
Ranked #2 because of its Google rating and trade focus: 4.8★ from 16 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Asbury, 9 mi away
Ranked #3 because of its Google rating and trade focus: 3.9★ from 18 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Cedar Rapids, 22 mi away
Ranked #4 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Cedar Rapids, 21 mi away
Ranked #5 because of its Google rating and trade focus: 3.8★ from 17 Google reviews, listed on Google as “Waterproofing service”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Cedar Rapids, 23 mi away
Ranked #6 because of its Google rating and trade focus: 4.0★ from 29 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Hiawatha, 20 mi away
Ranked #7 because of its Google rating and trade focus: 2.6★ from 5 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Cedar Rapids, 20 mi away
Ranked #8 because of its Google rating and trade focus: 3.0★ from 12 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Cedar Rapids, 19 mi away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Cedar Rapids, 23 mi away
Ranked #10 because of its Google rating and review volume: 4.2★ from 41 Google reviews, 41 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Cedar Rapids, 20 mi away
Ranked #11 because of its Google rating and review volume: 4.3★ from 16 Google reviews, 16 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
16 more insulation contractors within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| A-1 Insulation LLC | 5.0★ (2) | 17 mi |
| Adam Stradt - REALTOR® / Builder and Construction Specialist | 3.0★ (2) | 18 mi |
| C V Insulation LLC | 14 mi | |
| Enviro Foam Pro | 25 mi | |
| Extreme Spray Foam of Cedar Rapids | 5.0★ (1) | 17 mi |
| Foam Guys of Iowa LLC | 17 mi | |
| Gagnon Inc | 24 mi | |
| Hawkeye Insulation | 5.0★ (1) | 24 mi |
| Iowa-Illinois Taylor Insulation | 3.0★ (2) | 21 mi |
| Jenatae Foam Insulation Co | 5.0★ (2) | 21 mi |
| JR's Home Repair | 5.0★ (1) | 23 mi |
| L & E Basement Waterproofing & Concrete Raising | 4.6★ (9) | In Anamosa |
| Mascho's Insulation Services | 21 mi | |
| Steger Drywall Inc | 15 mi | |
| Thermal Shop | 23 mi | |
| Wildside Spray Foam | 5.0★ (2) | 22 mi |
National price ranges in USD, not adjusted for Anamosa. 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 11 Anamosa 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 Anamosa 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 |