Skip to content
ContractorsRanked

Best Insulation Contractors in Sunnyvale, TX (2026)

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

The short answer

  1. 1

    Best overall in Sunnyvale: Efficient Home Solutions of Plano, CR Score 87/100; 4.8★ from 342 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): On Time Experts, posts 24/7 hours; ranked #2 of 169.

  3. 2

    Most-reviewed: On Time Experts, 5,914 Google reviews at 4.8★, the most of 169 ranked; ranked #2.

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

169 Sunnyvale insulation contractors are ranked here by CR Score, from 8 published factors. 43 are open 24/7, 119 open Saturdays and 80 open Sundays, based on posted hours. The median Google rating is 4.9★ across 169 rated businesses.

Most of this list also appears on the Insulation contractors in Mesquite ranking. See Insulation contractors in Mesquite

Top 10 insulation contractors in Sunnyvale at a glance

Top 10 insulation contractors in Sunnyvale at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Efficient Home Solutions of Plano874.8★ (342)Plano, 17 mi away24/7Overall
2On Time Experts874.8★ (5,914)Garland, 9 mi away24/7Emergencies, Most reviews
3Attic Fanatics Garland855.0★ (15)Garland, 6 mi away24/7—
4United Home Services855.0★ (180)Dallas, 12 mi awaySat · Sun · Evenings—
5Infinity Texas Air854.9★ (1,325)Forney, 9 mi away24/7—
6Reactic Restoration854.9★ (53)Dallas, 14 mi away24/7—
7Dave’s Heat and Air854.9★ (287)Terrell, 14 mi awaySat · Sun · Evenings—
8AMR Spray Foam & Attic Insulation845.0★ (70)Dallas, 11 mi awaySat · Sun · Evenings—
9Prolific Aire835.0★ (32)Allen, 6 mi awaySat · Sun—
10Texas Spray Foam Insulation835.0★ (14)Royse City, 14 mi away24/7—

The 169 best insulation contractors in Sunnyvale, ranked

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.

  2. #2 On Time Experts

    Based in Garland, 9 mi away

    87/100CR Score

    Ranked #2 because of its Google rating and review volume: 4.8★ from 5,914 Google reviews, the most Google reviews on this list (5,914).

    • 4.8★ from 5,914 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2914 National Ct, Garland, TX 75041
    View profile for On Time Experts(469) 208-9725

  4. #4 United Home Services

    Based in Dallas, 12 mi away

    85/100CR Score

    Ranked #4 because of its Google rating and trade focus: 5.0★ from 180 Google reviews, listed on Google as “Insulation contractor”.

    • 5.0★ from 180 Google reviews
    Hours
    Mon–Sun 8 AM–8 PM
    Address
    11470 Audelia Rd #353, Dallas, TX 75243
    View profile for United Home Services(972) 210-0619

  7. #7 Dave’s Heat and Air

    Based in Terrell, 14 mi away

    85/100CR Score

    Ranked #7 because of its Google rating and trade focus: 4.9★ from 287 Google reviews, listed on Google as “Insulation contractor”.

    • 4.9★ from 287 Google reviews
    Hours
    Mon–Fri 7 AM–8 PM · Sat–Sun 9 AM–5 PM
    Address
    13216 Co Rd 237, Terrell, TX 75160
    View profile for Dave’s Heat and Air(972) 524-5996

  9. #9 Prolific Aire

    Based in Allen, 6 mi away

    83/100CR Score

    Ranked #9 because of its Google rating and trade focus: 5.0★ from 32 Google reviews, listed on Google as “Insulation contractor”.

    • 5.0★ from 32 Google reviews
    Hours
    Mon–Fri 7 AM–6 PM · Sat 8 AM–4 PM · Sun 8 AM–5 PM
    View profile for Prolific Aire(855) 605-2473

  13. #13 Precision Inc.

    Based in Garland, 10 mi away

    83/100CR Score

    Ranked #13 because of its Google rating and trade focus: 5.0★ from 43 Google reviews, listed on Google as “Insulation contractor”.

    • 5.0★ from 43 Google reviews
    Hours
    Mon–Sun 7 AM–8 PM
    Address
    409 Redell St, Garland, TX 75040
    View profile for Precision Inc.(469) 423-9384

  16. #16 United Home Services

    Based in Plano, 20 mi away

    82/100CR Score

    Ranked #16 because of its Google rating and trade focus: 4.9★ from 185 Google reviews, listed on Google as “Insulation contractor”.

    • 4.9★ from 185 Google reviews
    Hours
    Mon–Sun 8 AM–8 PM
    Address
    2115 Teakwood Ln #400, Plano, TX 75075
    View profile for United Home Services(469) 949-3710

  17. #17 Critter Stop

    Based in Richardson, 14 mi away

    82/100CR Score

    Ranked #17 because of its Google rating and trade focus: 5.0★ from 57 Google reviews, listed on Google as “Insulation contractor”.

    • 5.0★ from 57 Google reviews
    Hours
    Mon–Fri 7 AM–10 PM · Sat–Sun 8 AM–8 PM
    Address
    500 E Arapaho Rd Ste 602, Richardson, TX 75081
    View profile for Critter Stop(972) 544-5559

  19. #19 Elite Solutions

    Based in Dallas, 13 mi away

    82/100CR Score

    Ranked #19 because of its Google rating and trade focus: 5.0★ from 35 Google reviews, listed on Google as “Insulation contractor”.

    • 5.0★ from 35 Google reviews
    Hours
    Mon–Sun 7 AM–9:30 PM
    Address
    2550 Pacific Ave 916 Floor 9, Dallas, TX 75226
    View profile for Elite Solutions(214) 884-7061

  22. #22 Comfort Core

    Based in Dallas, 13 mi away

    81/100CR Score

    Ranked #22 because of its Google rating and availability: 5.0★ from 4 Google reviews, open 24/7.

    • 5.0★ from 4 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    8301 Lincoln Park Dr, Dallas, TX 75225
    View profile for Comfort Core(972) 634-8046

  24. #24 On The Spot HVAC

    Based in Allen, 21 mi away

    81/100CR Score

    Ranked #24 because of its Google rating and availability: 4.9★ from 1,027 Google reviews, open 24/7.

    • 4.9★ from 1,027 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    333 E Bethany Dr BLDG G, Allen, TX 75002
    View profile for On The Spot HVAC(972) 955-0786

How much do insulation contractors cost in Sunnyvale?

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

How much do insulation contractors cost in Sunnyvale?
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 Sunnyvale insulation contractors

We scored 169 Sunnyvale 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 Sunnyvale 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 Sunnyvale: frequently asked questions

Who is the best insulation contractor in Sunnyvale?

By CR Score, the highest-ranked insulation contractor in Sunnyvale, TX is Efficient Home Solutions of Plano with a CR Score of 87/100. It has 4.8★ from 342 Google reviews. It is open 24/7. On Time Experts (#2) and Attic Fanatics Garland (#3) follow. We ranked 169 insulation contractors on 8 factors, last updated October 22, 2026.

Which insulation contractors in Sunnyvale are open 24/7?

43 ranked insulation contractors in Sunnyvale post 24/7 hours. The highest-ranked are Efficient Home Solutions of Plano (#1), On Time Experts (#2) and Attic Fanatics Garland (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which insulation contractors in Sunnyvale work on weekends?

119 of 169 ranked insulation contractors post Saturday hours and 80 post Sunday hours. The highest-ranked open Saturdays are Efficient Home Solutions of Plano (#1), On Time Experts (#2) and Attic Fanatics Garland (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does attic insulation cost in Sunnyvale?

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 Sunnyvale. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Sunnyvale insulation contractors have?

The median Google rating among 169 rated insulation contractors in Sunnyvale is 4.9★, with a median of 24 reviews. On Time Experts has the most, 5,914 reviews, and ranks #2. 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 Sunnyvale count in this ranking?

Yes, if they are within 25 mi of the Sunnyvale 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.

Can insulation contractors pay to rank higher on ContractorsRanked?

No. The CR Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured businesses may appear above the list, labelled Featured and showing their honest rank.

Update log for Sunnyvale

  1. October 2026: CR Scores recalculated for 169 insulation contractors serving Sunnyvale.

More insulation contractors and Sunnyvale pages

Other trades in Sunnyvale