13 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Parkville: Advanced Spray Foam and Coatings LLC, CR Score 59/100; 5.0★ from 172 Google reviews; open Saturdays until 1 PM.
Best for emergencies (open 24/7): C.A.R.E. Property Services, posts 24/7 hours; ranked #5 of 13.
Most-reviewed: AROCON Roofing & Construction, 1,809 Google reviews at 4.8★, the most of 13 ranked; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
13 Parkville insulation contractors are ranked here by CR Score, from ten published factors. 1 is open 24/7, 8 open Saturdays and 4 open Sundays, based on posted hours. The median Google rating is 4.6★ across 13 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Advanced Spray Foam and Coatings LLC | 59 | 5.0★ (172) | Hampstead, 11 mi away | Sat | Overall |
| 2 | Bealing Roofing & Exteriors, Inc. | 58 | 4.9★ (433) | Hanover, 1 mi away | Sat · Sun · Evenings | — |
| 3 | Home Paramount Pest Control | 58 | 4.5★ (93) | Hanover, 3 mi away | Sat | — |
| 4 | AROCON Roofing & Construction | 56 | 4.8★ (1,809) | Westminster, 14 mi away | Sat · Sun · Evenings | Most reviews |
| 5 | C.A.R.E. Property Services | 54 | 4.6★ (59) | Hanover, 5 mi away | 24/7 | Emergencies |
| 6 | Keystone Spray Foam | 51 | 4.8★ (20) | Red Lion, 22 mi away | Sat | — |
| 7 | Brothers Services Company | 50 | 4.5★ (389) | Hampstead, 16 mi away | Sat · Evenings | — |
| 8 | S&K Roofing, Siding and Windows | 50 | 4.9★ (1,092) | Eldersburg, 25 mi away | — | — |
| 9 | Carroll Insulation | 49 | 4.6★ (24) | Eldersburg, 25 mi away | — | — |
| 10 | All Weather Shield Inc | 49 | 4.5★ (4) | Shiloh, 16 mi away | — | — |
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.
Ranked #1 because of its Google rating and trade focus: 5.0★ from 172 Google reviews, listed on Google as “Insulation contractor”.
Based in Hanover, 1 mi away
Ranked #2 because of its Google rating and review volume: 4.9★ from 433 Google reviews.
Based in Hanover, 3 mi away
Ranked #3 because of its Google rating and trade focus: 4.5★ from 93 Google reviews, listed on Google as “Insulation contractor”.
Based in Westminster, 14 mi away
Ranked #4 because of its Google rating and review volume: 4.8★ from 1,809 Google reviews, the most in Parkville.
Based in Hanover, 5 mi away
Ranked #5 because of its Google rating and review volume: 4.6★ from 59 Google reviews.
Based in Red Lion, 22 mi away
Ranked #6 because of its Google rating and trade focus: 4.8★ from 20 Google reviews, listed on Google as “Insulation contractor”.
Based in Hampstead, 16 mi away
Ranked #7 because of its Google rating and review volume: 4.5★ from 389 Google reviews.
Based in Eldersburg, 25 mi away
Ranked #8 because of its Google rating and review volume: 4.9★ from 1,092 Google reviews.
Based in Eldersburg, 25 mi away
Ranked #9 because of its Google rating and trade focus: 4.6★ from 24 Google reviews, listed on Google as “Insulation contractor”.
Based in Shiloh, 16 mi away
Ranked #10 because of its Google rating and trade focus: 4.5★ from 4 Google reviews, listed on Google as “Insulation contractor”.
Based in Frederick, 22 mi away
Ranked #11 because of its Google rating and trade focus: 4.4★ from 16 Google reviews, listed on Google as “Insulation contractor”.
Based in Gettysburg, 15 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 10 Google reviews, listed on Google as “Roofing contractor”.
Based in York, 21 mi away
Ranked #13 because of its Google rating and trade focus: 3.4★ from 21 Google reviews, listed on Google as “Insulation contractor”.
13 more insulation contractors within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| Affordable Insulation | 20 mi | |
| Allstate Insulation LLC | 4.0★ (1) | 16 mi |
| Atlantic Service Corporation | 5.0★ (1) | 25 mi |
| Ayrtyte Insulation | 5.0★ (1) | 19 mi |
| C and R Insulation,llc | 9 mi | |
| Colt Insulation, Inc. | 4.0★ (2) | 20 mi |
| Equity Restoration of Hanover | 6 mi | |
| Excel Insulation | 5.0★ (1) | 1 mi |
| First Capital Insulation Inc | 19 mi | |
| GC Construction LLC MHIC License #150915 | 14 mi | |
| Gualim | 18 mi | |
| Mid Atlantic Spray Foam LLC | 5.0★ (1) | 15 mi |
| Person & Reed Insulation LLC | 2 mi |
National price ranges in USD, not adjusted for Parkville. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Attic insulation | $1,700 | $2,100 | $2,500 | Per attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national range | October 2026 |
We scored 13 Parkville 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.
| Factor | Weight | Computed from | In Parkville data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |