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ContractorsRanked

Best Insulation Contractors in Augusta, ME (2026)

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

The short answer

  1. 1

    Best overall in Augusta: Platinum Spray Foam and Insulation, CR Score 85/100; 5.0★ from 35 Google reviews; open 7 days a week.

  2. 2

    Most-reviewed: The Breathable Home, 67 Google reviews at 4.9★, the most of 9 ranked; ranked #2.

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

9 Augusta insulation contractors are ranked here by CR Score, from 8 published factors. 1 open Saturdays and 1 open Sundays, based on posted hours. The median Google rating is 5.0★ across 9 rated businesses.

Top 9 insulation contractors in Augusta at a glance

Top 9 insulation contractors in Augusta at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Platinum Spray Foam and Insulation855.0★ (35)Andover, 21 mi awaySat · Sun · EveningsOverall
2The Breathable Home854.9★ (67)Augusta—Most reviews
3All-Around Home Performance845.0★ (53)Gardiner, 5 mi away——
4Apollo Insulation LLC795.0★ (19)Auburn, 10 mi away——
5DH Insulation and Home Performance LLC785.0★ (19)Auburn, 13 mi away——
6Spray Foam Of Maine774.6★ (11)Auburn, 7 mi away——
7Weather Seal Spray Foam Solutions715.0★ (4)Gorham, 22 mi away——
8Advanced Spray Foam703.8★ (4)Waterville, 22 mi away——
9Aeroseal and Home Performance662.6★ (5)Gardiner, 4 mi away——

The 9 best insulation contractors in Augusta, 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 The Breathable Home

    Based in Augusta

    85/100CR Score

    Ranked #2 because of its Google rating and review volume: 4.9★ from 67 Google reviews, the most Google reviews on this list (67).

    • 4.9★ from 67 Google reviews
    Hours
    Mon–Fri 7 AM–4:30 PM · Sat–Sun closed
    Address
    106 Green St, Augusta, ME 04330
    View profile for The Breathable Home(207) 223-6550

  4. #4 Apollo Insulation LLC

    Based in Auburn, 10 mi away

    79/100CR Score

    Ranked #4 because of its Google rating and trade focus: 5.0★ from 19 Google reviews, listed on Google as “Insulation contractor”.

    • 5.0★ from 19 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    61 Main St Suite C, Winthrop, ME 04364
    View profile for Apollo Insulation LLC(207) 620-0853

  6. #6 Spray Foam Of Maine

    Based in Auburn, 7 mi away

    77/100CR Score

    Ranked #6 because of its Google rating and trade focus: 4.6★ from 11 Google reviews, listed on Google as “Insulation contractor”.

    • 4.6★ from 11 Google reviews
    Hours
    Mon–Fri 7:30 AM–5 PM · Sat–Sun closed
    Address
    557 Hallowell Litchfield Rd, West Gardiner, ME 04345
    View profile for Spray Foam Of Maine(207) 724-3746

  8. #8 Advanced Spray Foam

    Based in Waterville, 22 mi away

    70/100CR Score

    Ranked #8 because of its Google rating and trade focus: 3.8★ from 4 Google reviews, listed on Google as “Insulation contractor”.

    • 3.8★ from 4 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    227 Neck Rd, Benton, ME 04901
    View profile for Advanced Spray Foam

How much do insulation contractors cost in Augusta?

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

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

We scored 9 Augusta 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 Augusta 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 Augusta: frequently asked questions

Who is the best insulation contractor in Augusta?

By CR Score, the highest-ranked insulation contractor in Augusta, ME is Platinum Spray Foam and Insulation with a CR Score of 85/100. It has 5.0★ from 35 Google reviews. It is open 7 days a week. The Breathable Home (#2) and All-Around Home Performance (#3) follow. We ranked 9 insulation contractors on 8 factors, last updated October 22, 2026.

How many insulation contractors are there in Augusta?

ContractorsRanked ranks 9 insulation contractors serving Augusta, ME. 1 of them is based in Augusta; the rest serve it from nearby towns. Counts are as of October 2026.

Which insulation contractors in Augusta work on weekends?

1 of 9 ranked insulation contractors post Saturday hours and 1 post Sunday hours. The highest-ranked open Saturdays is Platinum Spray Foam and Insulation (#1). Posted hours are office hours; crews may book weekend jobs separately.

How much does attic insulation cost in Augusta?

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

What Google rating do Augusta insulation contractors have?

The median Google rating among 9 rated insulation contractors in Augusta is 5.0★, with a median of 19 reviews. The Breathable Home has the most, 67 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 Augusta count in this ranking?

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

  1. October 2026: CR Scores recalculated for 9 insulation contractors serving Augusta.

More insulation contractors and Augusta pages

Other trades in Augusta