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Best Insulation Contractors in De Witt, IA (2026)

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

The short answer

  1. 1

    Best overall in De Witt: Doug's Heating & Air Conditioning, CR Score 55/100; 4.8★ from 1,045 Google reviews; open 24/7.

  2. 6

    Most-reviewed: Dan Hanell Construction, Inc., 42 Google reviews at 4.0★, the most of 7 ranked after Doug's Heating & Air Conditioning; ranked #6.

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

7 De Witt insulation contractors are ranked here by CR Score, from ten published factors. 1 is open 24/7, 2 open Saturdays and 2 open Sundays, based on posted hours. The median Google rating is 4.8★ across 7 rated businesses.

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

Top 7 insulation contractors in De Witt at a glance

Top 7 insulation contractors in De Witt at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Doug's Heating & Air Conditioning554.8★ (1,045)Moline, 25 mi away24/7Overall
2Eco Insulation QC543.9★ (7)Eldridge, 11 mi awaySat · Sun · Evenings—
3Davenport Spray Foam Insulation504.8★ (18)Moline, 19 mi away——
4Home Comfort Keepers505.0★ (18)Moline, 22 mi away——
5R B Plastering473.7★ (3)Rock Island, 21 mi away——
6Dan Hanell Construction, Inc.424.0★ (42)Moline, 24 mi away—Most reviews
7Builders Sales & Services425.0★ (7)Moline, 22 mi away——

The 7 best insulation contractors in De Witt, ranked

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.

  2. #2 Eco Insulation QC

    Based in Eldridge, 11 mi away

    54/100CR Score

    Ranked #2 because of its Google rating and trade focus: 3.9★ from 7 Google reviews, listed on Google as “Insulation contractor”.

    • 3.9★ from 7 Google reviews
    Hours
    Mon–Fri 6 AM–7 PM · Sat–Sun 7 AM–6 PM
    Address
    308 N 12th Ave, Eldridge, IA 52748
    View profile for Eco Insulation QC(563) 484-4326

  4. #4 Home Comfort Keepers

    Based in Moline, 22 mi away

    50/100CR Score

    Ranked #4 because of its Google rating and trade focus: 5.0★ from 18 Google reviews, listed on Google as “Insulation contractor”.

    • 5.0★ from 18 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    1727 5th Ave, Moline, IL 61265
    View profile for Home Comfort Keepers(309) 798-8327

  5. #5 R B Plastering

    Based in Rock Island, 21 mi away

    47/100CR Score

    Ranked #5 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Insulation contractor”.

    • 3.7★ from 3 Google reviews
    Hours
    Mon–Fri 7 AM–4:30 PM · Sat–Sun closed
    View profile for R B Plastering(563) 508-0874

How much do insulation contractors cost in De Witt?

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

How much do insulation contractors cost in De Witt?
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 De Witt insulation contractors

We scored 7 De Witt 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn De Witt data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

Insulation contractors in De Witt: frequently asked questions

Who is the best insulation contractor in De Witt?

By CR Score, the highest-ranked insulation contractor in De Witt, IA is Doug's Heating & Air Conditioning with a CR Score of 55/100. It has 4.8★ from 1,045 Google reviews. It is open 24/7. Eco Insulation QC (#2) and Davenport Spray Foam Insulation (#3) follow. We ranked 7 insulation contractors on ten factors, last updated October 22, 2026.

How many insulation contractors are there in De Witt?

ContractorsRanked ranks 7 insulation contractors serving De Witt, IA. Counts are as of October 2026.

Which insulation contractors in De Witt are open 24/7?

1 ranked insulation contractor in De Witt posts 24/7 hours. The highest-ranked is Doug's Heating & Air Conditioning (#1). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which insulation contractors in De Witt work on weekends?

2 of 7 ranked insulation contractors post Saturday hours and 2 post Sunday hours. The highest-ranked open Saturdays are Doug's Heating & Air Conditioning (#1) and Eco Insulation QC (#2). Posted hours are office hours; crews may book weekend jobs separately.

How much does attic insulation cost in De Witt?

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

What Google rating do De Witt insulation contractors have?

The median Google rating among 7 rated insulation contractors in De Witt is 4.8★, with a median of 18 reviews. Doug's Heating & Air Conditioning has the most, 1,045 reviews, and ranks #1. 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 ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Do insulation contractors outside De Witt count in this ranking?

Yes, if they are within 25 mi of the De Witt 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 De Witt

  1. October 2026: CR Scores recalculated for 7 insulation contractors serving De Witt.

More insulation contractors and De Witt pages

Other trades in De Witt