Insulationin Harrisburg, Pennsylvania
The Cozy Penguin Insulation Company has the most Google reviews of the nine insulation contractors based in Harrisburg, PA, with 203 as of Oct 2026. Pure Pest Services LLC and Keystone Premier Spray Foam Insulation post weekend hours. Five of the nine have a website on record. One has 50 or more Google reviews and three have fewer than ten, so the list mixes long-established shops with newer ones. Six have a storefront address; the rest are service-area businesses. Two open by 7 AM on weekdays. The closest ones from outside town are in Camp Hill, Mechanicsburg, Middletown, Hummelstown and 3 other towns, within 18 miles.
Also serving Harrisburg
The 7 closest, by distance from the center of Harrisburg's listings. Owners who told us they serve Harrisburg are listed first.
Compare insulation pros in Harrisburg
| Business | Based in | Phone | Google rating | Free estimates | After-hours | Serves |
|---|---|---|---|---|---|---|
| The Cozy Penguin Insulation Company | Harrisburg | (717) 212-9048 | 4.7 (203) | not reported | not reported | Harrisburg |
| Pure Pest Services LLC | Harrisburg | (717) 686-2095 | 4.8 (19) | not reported | not reported | Harrisburg |
| Keystone Premier Spray Foam Insulation | Harrisburg | (717) 923-8260 | 5.0 (16) | not reported | not reported | Harrisburg |
| Accurate Insulation | Harrisburg | (717) 561-0430 | 3.9 (15) | not reported | not reported | Harrisburg |
| All-In Insulation LLC | Harrisburg | (717) 798-5970 | 5.0 (10) | not reported | not reported | Harrisburg |
| Capitol Building Supply | Harrisburg | (717) 614-8954 | 4.9 (10) | not reported | not reported | Harrisburg |
| Jarhead Contracting LLC | Harrisburg | (717) 743-7090 | 5.0 (1) | not reported | not reported | Harrisburg |
| A & A Contracting Inc. | Harrisburg | (717) 365-3266 | none | not reported | not reported | Harrisburg |
| All Sealed Insulation | Harrisburg | (717) 592-1178 | none | not reported | not reported | Harrisburg |
| PA Building Supply | Camp Hill (formerly known as Myers Building Product Specialists) | Camp Hill | (717) 737-0471 | 4.0 (47) | not reported | not reported | Camp Hill |
| Home Paramount Pest Control | Mechanicsburg | (866) 918-1861 | 4.4 (123) | not reported | not reported | Mechanicsburg |
| Mechanical Insulation Services | Middletown | (570) 695-7584 | 1.0 (1) | not reported | open 24 hrs (Google) | Middletown |
| MT Insulation & Spouting | Hummelstown | (570) 707-5866 | 5.0 (4) | not reported | not reported | Hummelstown |
| Appalachian Insulation Supply, Inc. | Elizabethtown | (877) 944-7697 | 4.6 (25) | not reported | not reported | Elizabethtown |
| C&C Insulation, Inc. | Bainbridge | (717) 426-3009 | 4.7 (6) | not reported | not reported | Bainbridge |
| Energy Smart Home Improvements | Carlisle | (717) 258-6574 | 4.9 (148) | not reported | not reported | Carlisle |
Ratings and review counts from Google, as of Oct 19, 2026. "Not reported" means the owner has not told us yet; it does not mean no.
Before you call
Insulation contractors usually specialize in either spray foam or blown-in and batt work, and the right choice depends on the space. Read the insulation hiring guide, including what to ask and when to book.
Insulation in Harrisburg: questions answered from the listings
Which insulation contractors are actually located in Harrisburg?
Nine, as of Oct 19, 2026: The Cozy Penguin Insulation Company, Pure Pest Services LLC, Keystone Premier Spray Foam Insulation, Accurate Insulation, All-In Insulation LLC and Capitol Building Supply (plus 3 more). Another seven from nearby towns serve Harrisburg, listed under "Also serving Harrisburg."
Can I get insulation work done on a Saturday in Harrisburg?
Pure Pest Services LLC and Keystone Premier Spray Foam Insulation post Saturday or Sunday hours on Google as of Oct 19, 2026.
Where do the out-of-town insulation contractors serving Harrisburg come from?
Camp Hill, Mechanicsburg, Middletown, Hummelstown, Elizabethtown, Bainbridge and others. The closest is PA Building Supply | Camp Hill (formerly known as Myers Building Product Specialists) in Camp Hill, about 6 miles away.
Who is the most-reviewed insulation company in Harrisburg?
The Cozy Penguin Insulation Company, with 203 reviews at 4.7 stars as of Oct 19, 2026. Pure Pest Services LLC is next with 19. Review count is a sign of volume, not quality; read the recent ones.
Why do some Harrisburg listings have no website link?
No. All-In Insulation LLC, Jarhead Contracting LLC, A & A Contracting Inc. and All Sealed Insulation have no website on record, so the phone number on the listing is the way to reach them. Website links appear on the rest after the owner claims the listing.
Other trades in Harrisburg
Insulation in nearby towns
Ratings from Google, as of Oct 2026. Other fields are owner reported and dated on each listing. Order on this page: claimed listings first, then by Google review count. How this directory works.