110 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Decatur: ATLANTA DRYWALL 1 LLC, CR Score 61/100; 5.0★ from 143 Google reviews; open 24/7.
Best for emergencies (open 24/7): Attic Kings, Animal Removal & Exclusion, posts 24/7 hours; ranked #2 of 110.
Most-reviewed: EcoShield Pest Solutions, 7,169 Google reviews at 4.7★, the most of 110 ranked; ranked #28.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
110 Decatur insulation contractors are ranked here by CR Score, from ten published factors. 15 are open 24/7, 62 open Saturdays and 34 open Sundays, based on posted hours. The median Google rating is 4.9★ across 110 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | ATLANTA DRYWALL 1 LLC | 61 | 5.0★ (143) | Norcross, 10 mi away | 24/7 | Overall |
| 2 | Attic Kings, Animal Removal & Exclusion | 60 | 4.8★ (224) | Norcross, 12 mi away | 24/7 | Emergencies |
| 3 | Ventilator King & Insulation King | 58 | 5.0★ (15) | Cartersville, 4 mi away | 24/7 | — |
| 4 | GCS Spray Foam Insulation | 58 | 4.8★ (51) | Atlanta, 3 mi away | Sat · Sun · Evenings | — |
| 5 | Breda Pest Management | 58 | 4.8★ (234) | Roswell, 18 mi away | 24/7 | — |
| 6 | USA Insulation of Atlanta | 57 | 4.7★ (232) | College Park, 7 mi away | Sat | — |
| 7 | Insulation Commandos of North Atlanta | 56 | 5.0★ (110) | Roswell, 19 mi away | Sat · Sun · Evenings | — |
| 8 | Northwest Exterminating - East Cobb | 56 | 4.9★ (264) | Marietta, 16 mi away | Sat | — |
| 9 | Northwest Exterminating - Tucker | 56 | 4.7★ (244) | Tucker, 5 mi away | — | — |
| 10 | Winners Spray Foam Insulation | 56 | 4.9★ (47) | Atlanta, 7 mi away | Sat · Evenings | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Ranked #1 because of its Google rating and trade focus: 5.0★ from 143 Google reviews, listed on Google as “Insulation contractor”.
Based in Norcross, 12 mi away
Ranked #2 because of its Google rating and trade focus: 4.8★ from 224 Google reviews, listed on Google as “Insulation contractor”.
Based in Cartersville, 4 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Insulation contractor”.
Based in Atlanta, 3 mi away
Ranked #4 because of its Google rating and trade focus: 4.8★ from 51 Google reviews, listed on Google as “Insulation contractor”.
Based in Roswell, 18 mi away
Ranked #5 because of its Google rating and trade focus: 4.8★ from 234 Google reviews, listed on Google as “Insulation contractor”.
Based in College Park, 7 mi away
Ranked #6 because of its Google rating and trade focus: 4.7★ from 232 Google reviews, listed on Google as “Insulation contractor”.
Based in Roswell, 19 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 110 Google reviews, listed on Google as “Insulation contractor”.
Based in Marietta, 16 mi away
Ranked #8 because of its Google rating and trade focus: 4.9★ from 264 Google reviews, listed on Google as “Insulation contractor”.
Based in Tucker, 5 mi away
Ranked #9 because of its Google rating and trade focus: 4.7★ from 244 Google reviews, listed on Google as “Insulation contractor”.
Based in Atlanta, 7 mi away
Ranked #10 because of its Google rating and trade focus: 4.9★ from 47 Google reviews, listed on Google as “Insulation contractor”.
Based in Stonecrest, 9 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 in Roswell, 4 mi away
Ranked #12 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based in Atlanta, 11 mi away
Ranked #13 because of its Google rating and review volume: 4.9★ from 4,617 Google reviews.
Based in Chamblee, 12 mi away
Ranked #14 because of its Google rating and trade focus: 4.8★ from 37 Google reviews, listed on Google as “Insulation contractor”.
Based in Sandy Springs, 9 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 148 Google reviews, listed on Google as “Insulation contractor”.
Based in Dunwoody, 12 mi away
Ranked #16 because of its Google rating and trade focus: 4.9★ from 310 Google reviews, listed on Google as “Insulation contractor”.
Based in Atlanta, 5 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 61 Google reviews, listed on Google as “Insulation contractor”.
Based in Druid Hills, 9 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 33 Google reviews, listed on Google as “Insulation contractor”.
Based in Marietta, 21 mi away
Ranked #19 because of its Google rating and review volume: 4.9★ from 1,853 Google reviews.
Based in Dunwoody, 12 mi away
Ranked #20 because of its Google rating and trade focus: 4.9★ from 50 Google reviews, listed on Google as “Insulation contractor”.
Based in Smyrna, 14 mi away
Ranked #21 because of its Google rating and trade focus: 4.8★ from 345 Google reviews, listed on Google as “Insulation contractor”.
Based in Atlanta, 8 mi away
Ranked #22 because of its Google rating and trade focus: 4.9★ from 101 Google reviews, listed on Google as “Insulation contractor”.
Based in Marietta, 16 mi away
Ranked #23 because of its Google rating and review volume: 4.7★ from 1,556 Google reviews.
Based in Peachtree Corners, 5 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 43 Google reviews, listed on Google as “Insulation contractor”.
Based in Alpharetta, 21 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 49 Google reviews, listed on Google as “Insulation contractor”.
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 110 ranked insulation contractors here; the rest are on their profiles.
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 |
|---|---|---|
| Advanced Resources Inc | In Decatur | |
| AllStar Insulation Co. | 5.0★ (2) | 11 mi |
| Atlanta Insulation | 1.0★ (1) | 21 mi |
| Atlanta Insulation Spray Foam | 5.0★ (2) | 10 mi |
| Baly Insulation Services | 4.5★ (2) | 8 mi |
| Best Home Renewvations | 1.0★ (1) | 21 mi |
| Certified home inspections & insulation LLC | 5.0★ (2) | 11 mi |
| Controlled Environment Systems, LLC | 1.0★ (1) | 12 mi |
| Freeman Insulation Co Inc | 5.0★ (1) | 13 mi |
| Green Day Energy Co. | 1.0★ (1) | 7 mi |
| Insulation | 5.0★ (1) | In Decatur |
| LJ Spray Foam insulation of ga llc | 3.0★ (2) | 7 mi |
| Milani Homes | 5.0★ (1) | In Decatur |
| Mr Attic insulation Cleaning | 5.0★ (2) | 18 mi |
| Parting Spray Foam | 3.0★ (1) | 23 mi |
| Peachtree Spray Foam Insulation LLC. | 5.0★ (1) | 7 mi |
| Performance Contracting Inc | 5.0★ (2) | 20 mi |
| Progressive Construction | 4.8★ (4) | In Decatur |
| R & Son Construction LLC | 5.0★ (1) | 20 mi |
| Rivera Brothers Roofing & Construction | In Decatur |
National price ranges in USD, not adjusted for Decatur. 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 110 Decatur 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 Decatur 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 |