56 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Union City: Estes Services, CR Score 56/100; 4.9★ from 4,617 Google reviews; open Saturdays until 4 PM.
Best for emergencies (open 24/7): Ventilator King & Insulation King, posts 24/7 hours; ranked #2 of 56.
Most-reviewed: Progressive Heating, Air and Plumbing, 1,952 Google reviews at 4.9★, the most of 56 ranked after Estes Services; ranked #7.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
56 Union City insulation contractors are ranked here by CR Score, from ten published factors. 4 are open 24/7, 28 open Saturdays and 14 open Sundays, based on posted hours. The median Google rating is 4.9★ across 56 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Estes Services | 56 | 4.9★ (4,617) | Atlanta, 9 mi away | Sat · Evenings | Overall |
| 2 | Ventilator King & Insulation King | 56 | 5.0★ (15) | Cartersville, 16 mi away | 24/7 | Emergencies |
| 3 | Green South LLC | 55 | 5.0★ (71) | Newnan, 18 mi away | — | — |
| 4 | Winners Spray Foam Insulation | 55 | 4.9★ (47) | Atlanta, 13 mi away | Sat · Evenings | — |
| 5 | Northwest Exterminating - East Cobb | 54 | 4.9★ (264) | Marietta, 24 mi away | Sat | — |
| 6 | GCS Spray Foam Insulation | 54 | 4.8★ (51) | Atlanta, 21 mi away | Sat · Sun · Evenings | — |
| 7 | Progressive Heating, Air and Plumbing | 54 | 4.9★ (1,952) | Newnan, 20 mi away | Sat · Sun | Most reviews |
| 8 | Northwest Exterminating - Smyrna | 54 | 4.8★ (345) | Smyrna, 20 mi away | — | — |
| 9 | Quality insulation inc | 53 | 5.0★ (53) | Stonecrest, 20 mi away | Sat · Evenings | — |
| 10 | Georgia Insulation Atlanta | 53 | 5.0★ (61) | Atlanta, 15 mi away | — | — |
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 review volume: 4.9★ from 4,617 Google reviews, the most in Union City.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cartersville, 16 mi away
Ranked #2 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Newnan, 18 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 71 Google reviews, listed on Google as “Insulation contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Atlanta, 13 mi away
Ranked #4 because of its Google rating and trade focus: 4.9★ from 47 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Marietta, 24 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 264 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Atlanta, 21 mi away
Ranked #6 because of its Google rating and trade focus: 4.8★ from 51 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Newnan, 20 mi away
Ranked #7 because of its Google rating and review volume: 4.9★ from 1,952 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Smyrna, 20 mi away
Ranked #8 because of its Google rating and trade focus: 4.8★ from 345 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Stonecrest, 20 mi away
Ranked #9 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 Atlanta, 15 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 61 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Marietta, 23 mi away
Ranked #11 because of its Google rating and review volume: 4.7★ from 1,556 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Newnan, 19 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 139 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Villa Rica, 13 mi away
Ranked #13 because of its Google rating and trade focus: 4.8★ from 75 Google reviews, listed on Google as “Waterproofing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Druid Hills, 19 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 33 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in College Park, 24 mi away
Ranked #15 because of its Google rating and trade focus: 4.7★ from 232 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Roswell, 16 mi away
Ranked #16 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Peachtree Corners, 14 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 43 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Peachtree City, 17 mi away
Ranked #18 because of its Google rating and trade focus: 4.8★ from 112 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sandy Springs, 22 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 148 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fayetteville, 8 mi away
Ranked #20 because of its Google rating and trade focus: 4.5★ from 4 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Smyrna, 17 mi away
Ranked #21 because of its Google rating and review volume: 4.6★ from 330 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chamblee, 19 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 47 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Tucker, 24 mi away
Ranked #23 because of its Google rating and trade focus: 4.7★ from 244 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in McDonough, 24 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 26 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sandy Springs, 24 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#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 56 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 |
|---|---|---|
| 1 Stop Renovations Ga Inc | 5.0★ (62) | In Union City |
| 229 MR Attic insulation Atlanta | 14 mi | |
| Atlanta Insulation | 1.0★ (1) | 12 mi |
| Atlanta Insulation Spray Foam | 5.0★ (2) | 11 mi |
| BMC INSULATION | 5.0★ (1) | 24 mi |
| Builders' Insulation | 9 mi | |
| Certified home inspections & insulation LLC | 5.0★ (2) | 13 mi |
| Chavez Brothers Roof Repair | 4.6★ (41) | In Union City |
| Crama Insulation | 14 mi | |
| FoamX Spray Insulation LLC | 14 mi | |
| Freeman Insulation Co Inc | 5.0★ (1) | 20 mi |
| Green Day Energy Co. | 1.0★ (1) | 14 mi |
| Harvest Insulation | 5.0★ (1) | 23 mi |
| Insulation | 5.0★ (1) | 21 mi |
| LJ Spray Foam insulation of ga llc | 3.0★ (2) | 14 mi |
| Mr Attic insulation Cleaning | 5.0★ (2) | 24 mi |
| Peachtree Spray Foam Insulation LLC. | 5.0★ (1) | 14 mi |
| Performance Contracting Inc | 5.0★ (2) | 9 mi |
| Royalty Insulation inc | 10 mi | |
| WP Homes LLC | 3.0★ (2) | 11 mi |
National price ranges in USD, not adjusted for Union City. 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 56 Union City 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 Union City 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 |