Skip to content
ContractorsRanked

Best Insulation Contractors in Columbia, SC (2026)

30 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Columbia: Vinx Pest Control, CR Score 94/100; 4.7★ from 418 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Crawl Space Brothers, posts 24/7 hours; ranked #2 of 30.

  3. 4

    Most-reviewed: Southern Industries Home Improvements, 562 Google reviews at 4.6★, the most of 30 ranked; ranked #4.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

30 Columbia insulation contractors are ranked here by CR Score, from 8 published factors. 5 are open 24/7, 16 open Saturdays and 9 open Sundays, based on posted hours. The median Google rating is 4.8★ across 30 rated businesses.

Top 10 insulation contractors in Columbia at a glance

Top 10 insulation contractors in Columbia at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Vinx Pest Control944.7★ (418)Columbia24/7Overall
2Crawl Space Brothers884.8★ (23)Columbia24/7Emergencies
3Chapin Insulation: Spray Foam & Fiberglass874.9★ (60)ColumbiaSat · Sun · Evenings—
4Southern Industries Home Improvements874.6★ (562)Columbia24/7Most reviews
5Dragon Insulation854.9★ (86)ColumbiaSat—
6Koala Insulation of the Midlands844.9★ (71)ColumbiaSat—
7SWAT Heating and Air845.0★ (236)Lexington, 16 mi away24/7—
8Vapor-X Crawlspaces835.0★ (76)Irmo, 7 mi away24/7—
9Synergy Spray Foam & Air Conditioning824.8★ (85)Woodfield, 7 mi awaySat—
10Lucas Insulation825.0★ (6)Columbia——

The 30 best insulation contractors in Columbia, ranked

Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.

  1. Ranked #1 in Columbia

    #1 Vinx Pest Control

    Based in Columbia

    94/100CR Score

    Ranked #1 because of its Google rating and availability: 4.7★ from 418 Google reviews, open 24/7.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 4.7★ from 418 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1410 St Andrews Rd Ste 230, Columbia, SC 29210
    View profile for Vinx Pest Control(803) 925-8600

  2. #2 Crawl Space Brothers

    Based in Columbia

    88/100CR Score

    Ranked #2 because of its Google rating and availability: 4.8★ from 23 Google reviews, open 24/7.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 4.8★ from 23 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1700 Alta Vista Dr #120, Columbia, SC 29223
    View profile for Crawl Space Brothers(803) 929-7156

  5. #5 Dragon Insulation

    Based in Columbia

    85/100CR Score

    Ranked #5 because of its Google rating and trade focus: 4.9★ from 86 Google reviews, listed on Google as “Insulation contractor”.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 4.9★ from 86 Google reviews
    Hours
    Mon–Fri 8 AM–6 PM · Sat 9 AM–4 PM · Sun closed
    View profile for Dragon Insulation(803) 991-7443

  7. #7 SWAT Heating and Air

    Based in Lexington, 16 mi away

    84/100CR Score

    Ranked #7 because of its Google rating and availability: 5.0★ from 236 Google reviews, open 24/7.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 5.0★ from 236 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    6578 Platt Springs Rd, Lexington, SC 29073
    View profile for SWAT Heating and Air(803) 606-5045

  10. #10 Lucas Insulation

    Based in Columbia

    82/100CR Score

    Ranked #10 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Insulation contractor”.

    Based on 5 of 8 factors; credentials, recency and availability not yet collected.

    • 5.0★ from 6 Google reviews
    Address
    Columbia, SC 29201
    View profile for Lucas Insulation(803) 951-2378

  11. #11 Unitherm Inc

    Based in Columbia

    80/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.3★ from 4 Google reviews, listed on Google as “Insulation contractor”.

    Based on 5 of 8 factors; credentials, recency and availability not yet collected.

    • 4.3★ from 4 Google reviews
    Address
    1256 1st St S, Columbia, SC 29209
    View profile for Unitherm Inc(803) 776-1352

  12. #12 31-W Insulation

    Based in Columbia

    79/100CR Score

    Ranked #12 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.

    • 4.9★ from 7 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat 7 AM–12 PM · Sun closed
    Address
    120 Sparkman Dr, Columbia, SC 29209
    View profile for 31-W Insulation(803) 776-3111

  13. #13 S&W

    Based in Columbia

    78/100CR Score

    Ranked #13 because of its Google rating and trade focus: 4.1★ from 15 Google reviews, listed on Google as “Insulation contractor”.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 4.1★ from 15 Google reviews
    Hours
    Mon–Sat 9 AM–5 PM · Sun closed
    Address
    7201 Holloway Rd, Columbia, SC 29209
    View profile for S&W(803) 866-7900

  14. #14 GTG, Inc.

    Based in Columbia

    76/100CR Score

    Ranked #14 because of its Google rating and trade focus: 4.3★ from 54 Google reviews, listed on Google as “Insulation contractor”.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 4.3★ from 54 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    112 Sunbelt Blvd, Columbia, SC 29203
    View profile for GTG, Inc.(803) 754-6992

  15. #15 Distribution International

    Based in Columbia

    75/100CR Score

    Ranked #15 because of its Google rating and trade focus: 4.6★ from 12 Google reviews, listed on Google as “Insulation contractor”.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 4.6★ from 12 Google reviews
    Hours
    Mon–Fri 6:30 AM–4 PM · Sat–Sun closed
    Address
    95 Sunbelt Blvd Suite C, Columbia, SC 29203
    View profile for Distribution International(803) 714-7151

  17. #17 A+insulation

    Based in Cayce, 22 mi away

    75/100CR Score

    Ranked #17 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Insulation contractor”.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 5.0★ from 15 Google reviews
    Hours
    Mon–Fri 7 AM–6 PM · Sat 7 PM–12 AM · Sun closed
    View profile for A+insulation(803) 269-5827

  18. #18 Foam Improvement

    Based in Cayce, 3 mi away

    75/100CR Score

    Ranked #18 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Insulation contractor”.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 5.0★ from 11 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    View profile for Foam Improvement(803) 600-4252

  20. #20 Paint Pros

    Based in Woodfield, 20 mi away

    74/100CR Score

    Ranked #20 because of its Google rating and review volume: 4.9★ from 119 Google reviews, 119 Google reviews.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 4.9★ from 119 Google reviews
    Hours
    Mon–Fri 7 AM–7 PM · Sat 7 AM–1 PM · Sun closed
    View profile for Paint Pros(803) 754-3353

  21. #21 American Insulation Co

    Based in Columbia

    74/100CR Score

    Ranked #21 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.

    • 4.3★ from 6 Google reviews
    Hours
    Mon–Fri 8 AM–6 PM · Sat–Sun closed
    Address
    10120 Two Notch Rd, Columbia, SC 29223
    View profile for American Insulation Co(803) 788-8349

  23. #23 Insulation by Cohen's

    Based in Columbia

    74/100CR Score

    Ranked #23 because of its Google rating and trade focus: 4.6★ from 5 Google reviews, listed on Google as “Insulation contractor”.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 4.6★ from 5 Google reviews
    Hours
    Mon–Fri 8:30 AM–4:30 PM · Sat–Sun closed
    Address
    1300 Basil Rd, Columbia, SC 29209
    View profile for Insulation by Cohen's(803) 730-5953

  24. #24 Sumter Home Insulators, Inc.

    Based in Columbia

    73/100CR Score

    Ranked #24 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Insulation contractor”.

    Based on 6 of 8 factors; credentials and recency not yet collected.

    • 5.0★ from 4 Google reviews
    Hours
    Mon–Thu 8 AM–5 PM · Fri 8 AM–12 PM · Sat–Sun closed
    Address
    4225 Thomas Sumter Hwy, Dalzell, SC 29040
    View profile for Sumter Home Insulators, Inc.(803) 469-7208

All 30 insulation contractors

#1 to #25 are shown in full above. Here are #26 to #30, in CR Score order; each links to its profile.

insulation contractors in Columbia, ranks 26 to 30
RankBusinessCR ScoreGoogle ratingDistance
26Poly Energy714.3★ (133)In Columbia
27American Air and Mold714.1★ (39)21 mi
28Spray Foam Genie Columbia703.7★ (3)9 mi
29Carolina Ceilings705.0★ (23)In Columbia
30Coleman Floor Company683.0★ (4)7 mi

Also serving Columbia

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.

Unranked insulation contractors serving Columbia
BusinessGoogle ratingDistance
ARS / Rescue Rooter4.4★ (3,522)In Columbia
Bros. Roofing & Repairs LLC4.9★ (55)In Columbia
Cola City Roofing5.0★ (53)In Columbia
Cool Care Heating, Air, Plumbing & Refrigeration4.7★ (691)In Columbia
Cransten Handyman and Remodeling4.9★ (169)In Columbia
Crawlspace Medic of Columbia5.0★ (367)In Columbia
DryGuys Restoration4.7★ (90)In Columbia
E.F. Martin Mechanical Contractors, Inc.4.8★ (268)In Columbia
Fogel Services, Inc.4.8★ (86)In Columbia
Mid-State Heating and Air, LLC4.8★ (259)In Columbia
Mount Valley Foundation Services4.7★ (509)In Columbia
Necessities4.7★ (138)In Columbia
Northpoint Heating & Air Inc4.3★ (156)In Columbia
Overhead Door Company of Columbia4.9★ (663)In Columbia
Punch List Pros4.8★ (384)In Columbia
Rumsey Construction & Restoration4.7★ (276)In Columbia
SERVPRO of Richland County4.8★ (281)In Columbia
SERVPRO of The Dutch Fork4.8★ (49)In Columbia
Stoudenmire Heating & Air Conditioning4.9★ (815)In Columbia
Wilson's Refrigeration & Air4.9★ (519)In Columbia

How much do insulation contractors cost in Columbia?

National price ranges in USD, not adjusted for Columbia. Each row names its basis and the month we checked it.

How much do insulation contractors cost in Columbia?
JobLowTypicalHighBasisChecked
Attic insulation$1,700$2,100$2,500Per attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national rangeOctober 2026

How we ranked Columbia insulation contractors

We scored 30 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Columbia data
Reputation35%Bayesian-adjusted Google star ratingMeasured
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2Not yet collected
Review volume10%log10(reviews + 1) against the list maximumMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability10%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5Measured
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radiusMeasured
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)Measured

Insulation contractors in Columbia: frequently asked questions

Who is the best insulation contractor in Columbia?

By CR Score, the highest-ranked insulation contractor in Columbia, SC is Vinx Pest Control with a CR Score of 94/100. It has 4.7★ from 418 Google reviews. It is open 24/7. Crawl Space Brothers (#2) and Chapin Insulation: Spray Foam & Fiberglass (#3) follow. We ranked 30 insulation contractors on 8 factors, last updated October 22, 2026.

How many insulation contractors are there in Columbia?

ContractorsRanked ranks 30 insulation contractors serving Columbia, SC. 19 of them are based in Columbia; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which insulation contractors in Columbia are open 24/7?

5 ranked insulation contractors in Columbia post 24/7 hours. The highest-ranked are Vinx Pest Control (#1), Crawl Space Brothers (#2) and Southern Industries Home Improvements (#4). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which insulation contractors in Columbia work on weekends?

16 of 30 ranked insulation contractors post Saturday hours and 9 post Sunday hours. The highest-ranked open Saturdays are Vinx Pest Control (#1), Crawl Space Brothers (#2) and Chapin Insulation: Spray Foam & Fiberglass (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does attic insulation cost in Columbia?

Attic insulation typically costs $1,700 to $2,500, with $2,100 typical (Per attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national range). This is a national range, not adjusted for Columbia. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Columbia insulation contractors have?

The median Google rating among 30 rated insulation contractors in Columbia is 4.8★, with a median of 15 reviews. Southern Industries Home Improvements has the most, 562 reviews, and ranks #4. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ContractorsRanked rank insulation contractors?

Each insulation contractor gets a 0–100 CR Score from 8 published factors, led by reputation (35%), credentials (15%), review volume (10%) and recency (10%). Factors we cannot measure are left out, not scored as zero. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Do insulation contractors outside Columbia count in this ranking?

Yes, if they are within 25 mi of the Columbia city center, our service radius for insulation contractors. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.

Update log for Columbia

  1. October 2026: CR Scores recalculated for 30 insulation contractors serving Columbia.

More insulation contractors and Columbia pages

Other trades in Columbia