Skip to content
ContractorsRanked

Best Insulation Contractors in Harrisonville, MO (2026)

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

The short answer

  1. 1

    Best overall in Harrisonville: Insulex Insulation, CR Score 56/100; 5.0★ from 35 Google reviews.

  2. 4

    Most-reviewed: Midtown Home Improvements, 928 Google reviews at 4.4★, the most of 8 ranked; ranked #4.

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

8 Harrisonville insulation contractors are ranked here by CR Score, from ten published factors. 4 open Saturdays and 1 open Sundays, based on posted hours. The median Google rating is 5.0★ across 8 rated businesses.

Top 8 insulation contractors in Harrisonville at a glance

Top 8 insulation contractors in Harrisonville at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Insulex Insulation565.0★ (35)Harrisonville—Overall
2Missouri Valley Spray Foam, LLC525.0★ (5)Harrisonville——
3Eric Kjelshus Energy Heating and Cooling514.6★ (99)Greenwood, 14 mi awaySat · Sun · Evenings—
4Midtown Home Improvements494.4★ (928)Grandview, 18 mi awayEveningsMost reviews
5Insulation Pros of Overland Park495.0★ (11)Overland Park, 25 mi awaySat—
6Mold474.9★ (56)Leawood, 24 mi awaySat · Evenings—
7Green Star Energy465.0★ (3)De Soto, 25 mi awaySat—
8Affordable Energy Solutions465.0★ (6)Lee's Summit, 24 mi away——

The 8 best insulation contractors in Harrisonville, 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.

  1. Ranked #1 in Harrisonville

    #1 Insulex Insulation

    Based in Harrisonville

    56/100CR Score

    Ranked #1 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–Fri 8:30 AM–5:30 PM · Sat–Sun closed
    View profile for Insulex Insulation

  6. #6 Mold

    Based in Leawood, 24 mi away

    47/100CR Score

    Ranked #6 because of its Google rating and review volume: 4.9★ from 56 Google reviews.

    • 4.9★ from 56 Google reviews
    Hours
    Mon–Fri 8 AM–7 PM · Sat 8 AM–5 PM · Sun closed
    View profile for Mold(816) 287-4107

  7. #7 Green Star Energy

    Based in De Soto, 25 mi away

    46/100CR Score

    Ranked #7 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Insulation contractor”.

    • 5.0★ from 3 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat 8 AM–12 PM · Sun closed
    View profile for Green Star Energy(913) 486-7629

How much do insulation contractors cost in Harrisonville?

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

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

We scored 8 Harrisonville 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 Harrisonville 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 Harrisonville: frequently asked questions

Who is the best insulation contractor in Harrisonville?

By CR Score, the highest-ranked insulation contractor in Harrisonville, MO is Insulex Insulation with a CR Score of 56/100. It has 5.0★ from 35 Google reviews. Missouri Valley Spray Foam, LLC (#2) and Eric Kjelshus Energy Heating and Cooling (#3) follow. We ranked 8 insulation contractors on ten factors, last updated October 22, 2026.

How many insulation contractors are there in Harrisonville?

ContractorsRanked ranks 8 insulation contractors serving Harrisonville, MO. 2 of them are based in Harrisonville; the rest serve it from nearby towns. Counts are as of October 2026.

Which insulation contractors in Harrisonville work on weekends?

4 of 8 ranked insulation contractors post Saturday hours and 1 post Sunday hours. The highest-ranked open Saturdays are Eric Kjelshus Energy Heating and Cooling (#3), Insulation Pros of Overland Park (#5) and Mold (#6). Posted hours are office hours; crews may book weekend jobs separately.

How much does attic insulation cost in Harrisonville?

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

What Google rating do Harrisonville insulation contractors have?

The median Google rating among 8 rated insulation contractors in Harrisonville is 5.0★, with a median of 23 reviews. Midtown Home Improvements has the most, 928 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 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 Harrisonville count in this ranking?

Yes, if they are within 25 mi of the Harrisonville 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 Harrisonville

  1. October 2026: CR Scores recalculated for 8 insulation contractors serving Harrisonville.

More insulation contractors and Harrisonville pages

Other trades in Harrisonville