19 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Wilmington: ARC Insulation, CR Score 83/100; 4.9★ from 609 Google reviews; open Saturdays until 2 PM.
Best for emergencies (open 24/7): General Pro Painting & Drywall, posts 24/7 hours; ranked #10 of 19.
Most-reviewed: Ace Handyman Services of Lincoln Way, 343 Google reviews at 4.9★, the most of 19 ranked after ARC Insulation; ranked #11.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
19 Wilmington insulation contractors are ranked here by CR Score, from 8 published factors. 1 is open 24/7, 9 open Saturdays and 5 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 | ARC Insulation | 83 | 4.9★ (609) | Romeoville, 24 mi away | Sat | Overall |
| 2 | South Chicago Insulation, LLC | 79 | 4.8★ (41) | New Lenox, 17 mi away | Sat | — |
| 3 | Air Defense Foam llc | 77 | 5.0★ (12) | Lockport, 23 mi away | Sat · Sun | — |
| 4 | Extreme Spray Foam of Glenview | 77 | 5.0★ (34) | Des Plaines, 13 mi away | — | — |
| 5 | Assured Energy Solutions | 76 | 4.9★ (301) | Frankfort, 20 mi away | Sat | — |
| 6 | Add More Insulation Chicagoland, LLC | 75 | 5.0★ (9) | Homer Glen, 21 mi away | Sat | — |
| 7 | Complete Comfort Insulation | 75 | 5.0★ (3) | Bourbonnais, 16 mi away | Sat | — |
| 8 | Case Insulation Inc | 74 | 5.0★ (3) | Monee, 25 mi away | Sat · Sun · Evenings | — |
| 9 | Awmco | 74 | 4.3★ (7) | Orland Park, 21 mi away | Sun · Evenings | — |
| 10 | General Pro Painting & Drywall | 74 | 4.5★ (8) | Plainfield, 18 mi away | 24/7 | Emergencies |
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Ranked #1 because of its Google rating and review volume: 4.9★ from 609 Google reviews, the most Google reviews on this list (609).
Based in New Lenox, 17 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 in Lockport, 23 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “Insulation contractor”.
Based in Des Plaines, 13 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 34 Google reviews, listed on Google as “Insulation contractor”.
Based in Frankfort, 20 mi away
Ranked #5 because of its Google rating and review volume: 4.9★ from 301 Google reviews, 301 Google reviews.
Based in Homer Glen, 21 mi away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Insulation contractor”.
Based in Bourbonnais, 16 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based in Monee, 25 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based in Orland Park, 21 mi away
Ranked #9 because of its Google rating and trade focus: 4.3★ from 7 Google reviews, listed on Google as “Insulation contractor”.
Based in Plainfield, 18 mi away
Ranked #10 because of its Google rating and availability: 4.5★ from 8 Google reviews, open 24/7.
Based in New Lenox, 18 mi away
Ranked #11 because of its Google rating and review volume: 4.9★ from 343 Google reviews, 343 Google reviews.
Based in Mokena, 22 mi away
Ranked #12 because of its Google rating and review volume: 4.5★ from 138 Google reviews, 138 Google reviews.
Based in Crest Hill, 14 mi away
Ranked #13 because of its Google rating and trade focus: 4.9★ from 7 Google reviews, listed on Google as “Insulation contractor”.
Based in Joliet, 14 mi away
Ranked #14 because of its Google rating and trade focus: 3.7★ from 10 Google reviews, listed on Google as “Insulation contractor”.
Based in Joliet, 14 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Insulation contractor”.
Based in Kankakee, 20 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “HVAC contractor”.
Based in Mokena, 23 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Insulation contractor”.
Based in Coal City, 8 mi away
Ranked #18 because of its Google rating and trade focus: 4.7★ from 7 Google reviews, listed on Google as “Roofing contractor”.
Based in Mokena, 22 mi away
Ranked #19 because of its Google rating and review volume: 4.3★ from 43 Google reviews, 43 Google reviews.
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 |
|---|---|---|
| All Green Contractors | 14 mi | |
| Attic Pro | 5.0★ (1) | 22 mi |
| C&C's Kanga Roof | 4.0★ (2) | 20 mi |
| CB&I Insulation Betterment Center | 5.0★ (1) | 22 mi |
| Complete Comfort Insulation | 14 mi | |
| CPR Drywall Specialists | 21 mi | |
| HEC Insulation and Roofing | 5.0★ (2) | 16 mi |
| Hudson Insulation Solutions | 5.0★ (2) | 22 mi |
| Innovative Insulation Inc | 1.0★ (1) | 7 mi |
| Insulation Concepts Inc | 7 mi | |
| Insutech Construction | 1.0★ (1) | 19 mi |
| Jfoam Insulation | 17 mi | |
| KP Quality Construction | 5.0★ (1) | 22 mi |
| Kros Attic Insulation Solution | 15 mi | |
| Lifted Foam Concrete Raising | 4.9★ (44) | In Wilmington |
| M & O Environmental Company | 5.0★ (1) | 23 mi |
| M H Detrick Co | 22 mi | |
| Mid America Property Services | 5.0★ (1) | 16 mi |
| Parkside Insulation | 17 mi | |
| T&J Attic Insulation Solution | 5.0★ (1) | 20 mi |
National price ranges in USD, not adjusted for Wilmington. 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 Wilmington 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 Wilmington 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 |