The Best Insulation Contractors

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1Premier Roofing & Exteriors★ 4.98 on this job325 jobs reviewedusually $10,000–15,000iHow Job match is calculatedBuilt only from reviews Google tagged “Roof installation”:Stars on this job 55%4.98★Number of such jobs 25%325Overall Experts Score 20%89Job match= 96Stars are pulled toward the category average (4.89★) when a company has few tagged jobs, so 3 perfect reviews don’t beat 80 great ones. 4.3★ scores 0, 5.0★ scores full. Volume is compared with the busiest company for this job.96

2The Roof Dr.★ 4.92 on this job48 jobs reviewedusually $20,000–25,000iHow Job match is calculatedBuilt only from reviews Google tagged “Roof installation”:Stars on this job 55%4.92★Number of such jobs 25%48Overall Experts Score 20%85Job match= 82Stars are pulled toward the category average (4.89★) when a company has few tagged jobs, so 3 perfect reviews don’t beat 80 great ones. 4.3★ scores 0, 5.0★ scores full. Volume is compared with the busiest company for this job.82

3Melvin Belk Roofing★ 4.89 on this job61 jobs reviewedusually $15,000–20,000iHow Job match is calculatedBuilt only from reviews Google tagged “Roof installation”:Stars on this job 55%4.89★Number of such jobs 25%61Overall Experts Score 20%92Job match= 82Stars are pulled toward the category average (4.89★) when a company has few tagged jobs, so 3 perfect reviews don’t beat 80 great ones. 4.3★ scores 0, 5.0★ scores full. Volume is compared with the busiest company for this job.82

4Grandville Roofing and Siding★ 5.00 on this job5 jobs reviewedusually $15,000–20,000iHow Job match is calculatedBuilt only from reviews Google tagged “Roof installation”:Stars on this job 55%5.00★Number of such jobs 25%5Overall Experts Score 20%94Job match= 76Stars are pulled toward the category average (4.89★) when a company has few tagged jobs, so 3 perfect reviews don’t beat 80 great ones. 4.3★ scores 0, 5.0★ scores full. Volume is compared with the busiest company for this job.76

Job match = this company’s ★ on reviews Google tagged “Roof installation” (shrunk toward the category average when there are few), how many such jobs it has done, and its overall Experts Score.

What customers said about roof installation

SSarah4 reviewsiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · a day ago★★★★★

Melvin Belk Roofing

Amazingly knowledge, professional, and communicative. We will definitely be using again for our rental properties.

Roof installation

BBecca3 reviewsiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 3 days ago★★★★★

Premier Roofing & Exteriors

They did a great job! I was grateful that they were transparent with the quote, they wanted me to pick them but weren't too "salesman" if that makes sense. Austin broke it down and gave me best case and worst case. He answered all my questions. The crew came and did it in less than a work day and were really… Read full review

Reasonable priceRoof installation

DDonna7 reviewsiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · a month ago★★★★★

The Roof Dr.

We had great work done by The Roof Dr. at our residence. The first was a roof leak on the 3 season porch. It doesn't have a shingled roof but has panels across the top with seams. Workers came within a couple days of my calling and repaired it very efficiently and inexpensively. Six weeks later we had the shingled… Read full review

Paid $5,000–10,000Great priceRoof repair for storm & wind damageRoof inspectionRoof repair

Jjeff1 reviewiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 3 weeks ago★★★★★

Premier Roofing & Exteriors

Jared, Tim and the rest of the Premier team did a fantastic job on our roof and chimney projects. The level of service and communication was top notch along with very reasonable prices. I would highly recommend their company.

Paid $10,000–15,000Great priceRoof installation

LLaura7 reviewsiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 3 weeks ago★★★★★

Premier Roofing & Exteriors

Premier Roofing cares about providing both a quality product and quality service, even 10 years down the road. They installed my roof about 10 years ago and I was impressed then by the care they took during the installation process. Recently I had new gutters installed by a company I regret working with and I had to… Read full review

Reasonable priceRoof inspectionRoof installationService not listed

KKaren6 reviewsiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 4 weeks ago★★★★★

Premier Roofing & Exteriors

The estimator, Marcus was great to work with . Gabe was the project manager and was was good to work with too. The crew was amazing. I highly recommend Premier.

Paid $15,000–20,000Reasonable priceRoof installation

Overall ratings

Experts Score 0–100iExperts Score (0–100)Absolute quality first: recency-weighted star average (≈54%), share of 1–2★ reviews (≈24%), customers’ price verdicts (≈14%), owner replies to critical reviews (≈7%); minus up to 10 points each for complaints flagged in Google review highlights and for a real slide in recent ratings. Hover a company’s score on its page for the full breakdown. and a letter grade per factor (A = top 20% of insulation contractors).

#	Company	ScoreiExperts Score (0–100)Absolute quality first: recency-weighted star average (≈54%), share of 1–2★ reviews (≈24%), customers’ price verdicts (≈14%), owner replies to critical reviews (≈7%); minus up to 10 points each for complaints flagged in Google review highlights and for a real slide in recent ratings. Hover a company’s score on its page for the full breakdown.	FactorsiFactor grades, in orderSatisfaction (54%): Recency-weighted star average (2-year half-life), shrunk toward the category mean by review volume; the company’s own lifetime average as the prior; absolute: 4.0★ = 0, 5★ = 100.Reliability (24%): How rarely jobs go badly: share of 1–2★ reviews — 60% the last 24 months (or the 20 newest if fewer), 40% all-time; 0% = 100, 15%+ = 0; the category percentile can only raise it.Craft & service (0%): Google review highlights: Quality, Professionalism, Responsiveness, Punctuality — how rarely reviewers flag them as a negative, per review since highlights began; 0% = 100, 5%+ = 0. Subtracted from the score (up to −10), never averaged in — clean highlights are the norm, not a bonus.Value (14%): Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.Momentum (0%): Penalises only a real slide: last-12-month average below lifetime (−0.5★ = 0). Still 4.8★+ over the last year, or steady/improving = 100. Subtracted from the score (up to −10), never averaged in.Replies to reviews (7%): How often the owner publicly replies to reviews under 5★ (1–4★). Needs 3+ such reviews, otherwise not counted; 65% absolute (80%+ replied = 100), the category percentile can only raise it.One letter per factor score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = below 20.	★iGoogle star rating as shown on Google Maps.	Typical billiMedian bill customers of this company reported in their reviews (needs 3+ priced reviews).
1	Pro Elite Insulation LLCSweetwater, FL	A 100iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%100+58.7Reliability 26%99+25.8Value 15%100+15.2Experts Score= 100Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	AA–AA–	5.00	—
2	Green Service Insulation LLCSweetwater, FL	A 99iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%99+58.1Reliability 26%99+25.8Value 15%100+15.2Experts Score= 99Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	AA–AA–	4.99	—
3	Attic Insulation PlusSweetwater, FL	A 98iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%98+57.5Reliability 26%96+25Value 15%100+15.2Experts Score= 98Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	AA–AA–	4.98	—
4	South Florida Insulation LLCSweetwater, FL	A 98iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%98+57.5Reliability 26%96+25Value 15%100+15.2Experts Score= 98Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	AA–AA–	5.00	—
5	Michigan Spray Foam InsulationGrandville, MI	A 95iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 69%94+65.1Reliability 31%96+29.5Experts Score= 95Not enough data for value, replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	AA––––	4.93	—
6	Grandville Roofing and SidingGrandville, MI	A 94iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%93+54.6Reliability 26%95+24.8Value 15%100+15.2Craft & service penalty97−0.3Experts Score= 94Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	AAAAA–	4.95	$17k
7	Melvin Belk RoofingGrandville, MI	A 92iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%91+49.6Reliability 24%88+21.3Value 14%100+14.1Replies to reviews 7%100+7.1Experts Score= 92Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	AAAAAA	4.89	$7.1k
8	Gutter Helmet Of Michigan and IllinoisGrandville, MI	A 92iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%96+52.4Reliability 24%91+22.1Value 14%100+14.1Replies to reviews 7%45+3.2Experts Score= 92Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	AA–AAC	4.90	—
9	Smart Home Insulation and Attic insulationSweetwater, FL	A 91iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%89+48.5Reliability 24%90+21.8Value 14%99+14Replies to reviews 7%100+7.1Experts Score= 91Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	AA–AAA	4.90	—
10	Precision Spray Foam Insulation MiamiSweetwater, FL	A 89iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%93+50.7Reliability 24%96+23.3Value 14%83+11.7Replies to reviews 7%46+3.3Craft & service penalty99−0.1Experts Score= 89Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	AAAAAC	4.94	—
11	Premier Roofing & ExteriorsGrandville, MI	A 89iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%92+50.2Reliability 24%87+21.1Value 14%100+14.1Replies to reviews 7%61+4.3Craft & service penalty95−0.5Experts Score= 89Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	AAAAAB	4.91	$16k
12	The Roof Dr.Grandville, MI	A 85iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%90+49.1Reliability 24%82+19.9Value 14%100+14.1Replies to reviews 7%54+3.8Craft & service penalty79−2.1Experts Score= 85Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	AABAAC	4.89	$4.1k

What jobs cost

What customers paid, from the price Google asks reviewers to report.

Insulation Contractors at a glance

How the 18 insulation contractors we rated compare, and what customers praise most.

How we grade

Satisfaction (54%) — Recency-weighted star average (2-year half-life), shrunk toward the category mean by review volume; the company’s own lifetime average as the prior; absolute: 4.0★ = 0, 5★ = 100.

Reliability (24%) — How rarely jobs go badly: share of 1–2★ reviews — 60% the last 24 months (or the 20 newest if fewer), 40% all-time; 0% = 100, 15%+ = 0; the category percentile can only raise it.

Craft & service (penalty, up to −10) — Google review highlights: Quality, Professionalism, Responsiveness, Punctuality — how rarely reviewers flag them as a negative, per review since highlights began; 0% = 100, 5%+ = 0. Subtracted from the score (up to −10), never averaged in — clean highlights are the norm, not a bonus.

Value (14%) — Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.

Momentum (penalty, up to −10) — Penalises only a real slide: last-12-month average below lifetime (−0.5★ = 0). Still 4.8★+ over the last year, or steady/improving = 100. Subtracted from the score (up to −10), never averaged in.

Replies to reviews (7%) — How often the owner publicly replies to reviews under 5★ (1–4★). Needs 3+ such reviews, otherwise not counted; 65% absolute (80%+ replied = 100), the category percentile can only raise it.