19 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Sandwich: EcoShield Pest Solutions, CR Score 81/100; 4.7★ from 4,792 Google reviews; open Saturdays until 12 PM.
Best for emergencies (open 24/7): General Pro Painting & Drywall, posts 24/7 hours; ranked #9 of 19.
Most-reviewed: Stec Roofing, 61 Google reviews at 4.9★, the most of 19 ranked after EcoShield Pest Solutions; ranked #13.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
19 Sandwich insulation contractors are ranked here by CR Score, from 8 published factors. 1 is open 24/7, 10 open Saturdays and 2 open Sundays, based on posted hours. The median Google rating is 4.9★ across 19 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | EcoShield Pest Solutions | 81 | 4.7★ (4,792) | Geneva, 24 mi away | Sat | Overall |
| 2 | Weather Shield Insulators | 77 | 4.8★ (41) | Montgomery, 15 mi away | Sat · Evenings | — |
| 3 | Above Board Indoor Environmental | 76 | 4.7★ (28) | Oswego, 15 mi away | Sat · Evenings | — |
| 4 | Natural Polymers LLC | 74 | 4.4★ (21) | DeKalb, 19 mi away | — | — |
| 5 | Garland Insulation Contractors | 74 | 4.3★ (6) | Aurora, 21 mi away | Sat · Sun · Evenings | — |
| 6 | Extreme Spray Foam Waukegan | 73 | 5.0★ (31) | Fox Lake, 15 mi away | — | — |
| 7 | Peak Performance Insulation | 72 | 5.0★ (6) | DeKalb, 22 mi away | Sat · Evenings | — |
| 8 | North Shore Insulation Sycamore | 72 | 5.0★ (17) | Sycamore, 24 mi away | Sat | — |
| 9 | General Pro Painting & Drywall | 71 | 4.5★ (8) | Plainfield, 20 mi away | 24/7 | Emergencies |
| 10 | Schmidt Exteriors, Inc. | 69 | 4.9★ (42) | Aurora, 21 mi away | Sat · Evenings | — |
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: 4.7★ from 4,792 Google reviews, the most Google reviews on this list (4,792).
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Montgomery, 15 mi away
Ranked #2 because of its Google rating and trade focus: 4.8★ from 41 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Oswego, 15 mi away
Ranked #3 because of its Google rating and trade focus: 4.7★ from 28 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in DeKalb, 19 mi away
Ranked #4 because of its Google rating and trade focus: 4.4★ from 21 Google reviews, listed on Google as “Insulation contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Aurora, 21 mi away
Ranked #5 because of its Google rating and trade focus: 4.3★ from 6 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Fox Lake, 15 mi away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 31 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in DeKalb, 22 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Sycamore, 24 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 6 of 8 factors; credentials and recency not yet collected.
Based in Plainfield, 20 mi away
Ranked #9 because of its Google rating and availability: 4.5★ from 8 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Aurora, 21 mi away
Ranked #10 because of its Google rating and availability: 4.9★ from 42 Google reviews, open Saturdays until 7 PM.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Loves Park, 23 mi away
Ranked #11 because of its Google rating and trade focus: 4.9★ from 14 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Yorkville, 9 mi away
Ranked #12 because of its Google rating and trade focus: 2.9★ from 17 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Montgomery, 25 mi away
Ranked #13 because of its Google rating and trade focus: 4.9★ from 61 Google reviews, listed on Google as “Roofing contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Batavia, 22 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Batavia, 23 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 6 of 8 factors; credentials and recency not yet collected.
Based in Crest Hill, 25 mi away
Ranked #16 because of its Google rating and trade focus: 4.9★ from 7 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Geneva, 22 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Roofing contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Naperville, 23 mi away
Ranked #18 because of its Google rating and trade focus: 4.2★ from 25 Google reviews, listed on Google as “Dry wall contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Oswego, 19 mi away
Ranked #19 because of its Google rating and trade focus: 3.0★ from 4 Google reviews, listed on Google as “Painter”.
Based on 6 of 8 factors; credentials and recency not yet collected.
15 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 & B Exteriors LLC | In Sandwich | |
| ABC Insulation, Inc. | 22 mi | |
| Accurate Wire & Insulation | 5.0★ (2) | 21 mi |
| Alpha Storm Solutions | 4.3★ (82) | In Sandwich |
| Aurora Insulation Co | 18 mi | |
| BluChip Industrial Services, LLC | 15 mi | |
| CAP Construction Services | 5.0★ (1) | 24 mi |
| CB&I Insulation Betterment Center | 5.0★ (1) | 22 mi |
| D and G Landscaping and Snow Removal | 4.7★ (60) | In Sandwich |
| Home Insulators LLC | 21 mi | |
| Hudson Insulation Solutions | 5.0★ (2) | 21 mi |
| Insutech Construction | 1.0★ (1) | 23 mi |
| KM Concrete Raising & Insulation, LLC | 22 mi | |
| PEARSON FIX IT LLC | 1.0★ (1) | 10 mi |
| Prairie State Insulation | 5.0★ (2) | 23 mi |
National price ranges in USD, not adjusted for Sandwich. 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 19 Sandwich 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 Sandwich 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 |