34 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Winthrop Harbor: Chicago Green Insulation, Inc., CR Score 59/100; 4.9★ from 189 Google reviews; open Saturdays until 12 PM.
Best for emergencies (open 24/7): Green Rodent Restoration, posts 24/7 hours; ranked #4 of 34.
Most-reviewed: Ace Handyman Services SE Wisconsin, 282 Google reviews at 4.8★, the most of 34 ranked; ranked #9.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
34 Winthrop Harbor insulation contractors are ranked here by CR Score, from ten published factors. 2 are open 24/7, 16 open Saturdays and 8 open Sundays, based on posted hours. The median Google rating is 4.9★ across 34 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Chicago Green Insulation, Inc. | 59 | 4.9★ (189) | Highland Park, 20 mi away | Sat | Overall |
| 2 | Racine Home Insulators, LLC | 59 | 4.7★ (57) | Racine, 15 mi away | Sat · Sun · Evenings | — |
| 3 | Always Nature's Way Wildlife Removal | 58 | 4.4★ (25) | Fox Lake, 5 mi away | — | — |
| 4 | Green Rodent Restoration | 57 | 5.0★ (9) | Lake Bluff, 13 mi away | 24/7 | Emergencies |
| 5 | ALL ABOUT INSULATION | 57 | 4.9★ (55) | Mount Pleasant, 18 mi away | Sat | — |
| 6 | Koala Insulation of Northern Illinois | 56 | 5.0★ (156) | Wauconda, 23 mi away | — | — |
| 7 | BMB Insulation, Inc | 55 | 4.8★ (43) | Fox Lake, 15 mi away | — | — |
| 8 | SMT Spray Foam | 55 | 5.0★ (17) | Libertyville, 15 mi away | Sat | — |
| 9 | Ace Handyman Services SE Wisconsin | 55 | 4.8★ (282) | Kenosha, 7 mi away | — | Most reviews |
| 10 | CNG INSULATION LLC | 54 | 5.0★ (3) | Zion, 3 mi away | Sat · Evenings | — |
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 189 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Racine, 15 mi away
Ranked #2 because of its Google rating and trade focus: 4.7★ from 57 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fox Lake, 5 mi away
Ranked #3 because of its Google rating and trade focus: 4.4★ from 25 Google reviews, listed on Google as “Insulation contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Lake Bluff, 13 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mount Pleasant, 18 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 55 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Wauconda, 23 mi away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 156 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fox Lake, 15 mi away
Ranked #7 because of its Google rating and trade focus: 4.8★ from 43 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Libertyville, 15 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kenosha, 7 mi away
Ranked #9 because of its Google rating and review volume: 4.8★ from 282 Google reviews, the most in Winthrop Harbor.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Zion, 3 mi away
Ranked #10 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 Northbrook, 23 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 53 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Waukegan, 10 mi away
Ranked #12 because of its Google rating and trade focus: 3.0★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lake Zurich, 24 mi away
Ranked #13 because of its Google rating and review volume: 4.9★ from 99 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fox Lake, 15 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Buffalo Grove, 22 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mundelein, 19 mi away
Ranked #16 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 Kenosha, 14 mi away
Ranked #17 because of its Google rating and trade focus: 4.4★ from 13 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lake Bluff, 15 mi away
Ranked #18 because of its Google rating and trade focus: 4.3★ from 15 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lake Villa, 14 mi away
Ranked #19 because of its Google rating and trade focus: 4.4★ from 10 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Spring Grove, 21 mi away
Ranked #20 because of its Google rating and trade focus: 4.8★ from 6 Google reviews, listed on Google as “Insulation contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Glencoe, 24 mi away
Ranked #21 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 McHenry, 25 mi away
Ranked #22 because of its Google rating and review volume: 4.9★ from 278 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mundelein, 19 mi away
Ranked #23 because of its Google rating and trade focus: 4.1★ from 14 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fox Lake, 18 mi away
Ranked #24 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 Fox Lake, 25 mi away
Ranked #25 because of its Google rating and trade focus: 4.4★ from 7 Google reviews, listed on Google as “Insulation contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
#1 to #25 are shown in full above. Here are #26 to #34, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Wisconsin Spray Foam Insulation | 50 | 5.0★ (3) | 14 mi |
| 27 | FOAMUS | 50 | 5.0★ (4) | 22 mi |
| 28 | Quality Home Restorations Inc. | 50 | 5.0★ (20) | 9 mi |
| 29 | Altmann Drywall & Painting Contractor | 49 | 3.7★ (3) | 21 mi |
| 30 | Advanced Energy Services | 49 | 4.2★ (5) | 17 mi |
| 31 | Nelson | 49 | 4.0★ (8) | 23 mi |
| 32 | Flow Attic Ventilation | 46 | 5.0★ (12) | 24 mi |
| 33 | Ideal Drywall Inc. | 44 | 4.3★ (27) | 24 mi |
| 34 | Eco Air Duct Cleaning | 44 | 4.3★ (6) | 24 mi |
20 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 to z insulation | 5.0★ (1) | 22 mi |
| Advanced Insulation, Inc | 5.0★ (2) | 16 mi |
| All Seasons Exteriors Inc | 5.0★ (2) | 24 mi |
| BIOFOAM Inc. | 5.0★ (1) | 20 mi |
| Conway Attic Insulation & Duct Cleaning | 20 mi | |
| Ems Insulation Co. | 1.0★ (1) | 20 mi |
| Foam Insulation Professionals | 4.5★ (2) | 8 mi |
| Insulation Plus | 4.0★ (1) | 5 mi |
| Kenosha Insulation LLC | 6 mi | |
| Local insulation 365 | 16 mi | |
| Midwest Insulation | 5.0★ (1) | 15 mi |
| miguel becerra | 14 mi | |
| Morrison Home Services | 18 mi | |
| Northern | 5.0★ (2) | 16 mi |
| Pro-Fusion Energy Solutions Inc. | 19 mi | |
| RJR Insulation | 16 mi | |
| Sanchez Insulation | 5.0★ (1) | 5 mi |
| Smart Innovative Group Inc. | 12 mi | |
| STF 4U & Chicagoland Energy Audits | 12 mi | |
| Thermo Help | 20 mi |
National price ranges in USD, not adjusted for Winthrop Harbor. 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 34 Winthrop Harbor 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 Winthrop Harbor 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 |