12 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Columbia: Red Beard Roofing, CR Score 86/100; 4.9★ from 166 Google reviews; open 24/7.
Best for emergencies (open 24/7): Aim High, posts 24/7 hours; ranked #2 of 12.
Most-reviewed: AmeriPro Roofing, 147 Google reviews at 4.6★, the most of 12 ranked after Red Beard Roofing; ranked #11.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
12 Columbia insulation contractors are ranked here by CR Score, from 8 published factors. 2 are open 24/7, 6 open Saturdays and 4 open Sundays, based on posted hours. The median Google rating is 4.8★ across 12 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Red Beard Roofing | 86 | 4.9★ (166) | Spring Hill, 14 mi away | 24/7 | Overall |
| 2 | Aim High | 84 | 4.7★ (3) | Columbia | 24/7 | Emergencies |
| 3 | Crawlspace Doctor - Nashville, TN | 83 | 5.0★ (47) | Columbia | Sat · Sun | — |
| 4 | Warren Insulation LLC | 81 | 4.2★ (5) | Columbia | — | — |
| 5 | J. Callahan Enterprises LLC | 79 | 5.0★ (20) | Columbia | Sat · Sun | — |
| 6 | Upgrade Spray Foam Insulation LLC | 79 | 4.8★ (17) | Columbia | — | — |
| 7 | Extreme Spray Foam of Columbia | 77 | 4.9★ (14) | Columbia | — | — |
| 8 | BlueBridge Improvements | 77 | 5.0★ (22) | Columbia | Sat | — |
| 9 | Columbia Crawl Space | 75 | 4.8★ (63) | Columbia | — | — |
| 10 | 31-W Insulation | 73 | 3.6★ (22) | Franklin, 24 mi away | Sat | — |
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: 4.9★ from 166 Google reviews, the most Google reviews on this list (166).
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Columbia
Ranked #2 because of its Google rating and availability: 4.7★ from 3 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Columbia
Ranked #3 because of its Google rating and review volume: 5.0★ from 47 Google reviews, 47 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Columbia
Ranked #4 because of its Google rating and trade focus: 4.2★ from 5 Google reviews, listed on Google as “Insulation contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Columbia
Ranked #5 because of its Google rating and availability: 5.0★ from 20 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Columbia
Ranked #6 because of its Google rating and trade focus: 4.8★ from 17 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Columbia
Ranked #7 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 Columbia
Ranked #8 because of its Google rating and review volume: 5.0★ from 22 Google reviews, 22 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Columbia
Ranked #9 because of its Google rating and review volume: 4.8★ from 63 Google reviews, 63 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Franklin, 24 mi away
Ranked #10 because of its Google rating and trade focus: 3.6★ from 22 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Franklin, 23 mi away
Ranked #11 because of its Google rating and review volume: 4.6★ from 147 Google reviews, 147 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Franklin, 21 mi away
Ranked #12 because of its Google rating and trade focus: 4.8★ from 10 Google reviews, listed on Google as “Painter”.
Based on 6 of 8 factors; credentials and recency not yet collected.
9 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 |
|---|---|---|
| Flores Painting & Drywall | 5.0★ (1) | In Columbia |
| Goose Discount Air Duct & Dryer Vent Cleaning Service | 1.0★ (1) | 7 mi |
| Hitchcock and Son's Insulation | 11 mi | |
| Industrial Products | 2.0★ (2) | In Columbia |
| J&R Insulation INC | In Columbia | |
| King Insulators | 5.0★ (1) | 18 mi |
| MidState Spray Foam & Insulation | 13 mi | |
| Roof Systems Inc | 4.9★ (92) | In Columbia |
| Williamson County Insulation | 5.0★ (1) | 23 mi |
National price ranges in USD, not adjusted for Columbia. 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 12 Columbia 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 Columbia 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 |