Insulationin Lancaster, Pennsylvania
King Conservation Group Insulation has the most Google reviews of the ten insulation contractors based in Lancaster, PA, with 153 as of Oct 2026. Nine of the ten have a website on record. One has 50 or more Google reviews and seven 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 East Petersburg, Lititz, Salunga, Leola and 4 other towns, within 10 miles.
Also serving Lancaster
The 10 closest, by distance from the center of Lancaster's listings, out of 17 within 20 miles. Owners who told us they serve Lancaster are listed first.
Compare insulation pros in Lancaster
| Business | Based in | Phone | Google rating | Free estimates | After-hours | Serves |
|---|---|---|---|---|---|---|
| King Conservation Group Insulation | Lancaster | (717) 205-3610 | 5.0 (153) | not reported | not reported | Lancaster |
| Keener Insulating & Supply Inc | Lancaster | (717) 573-6682 | 3.6 (18) | not reported | not reported | Lancaster |
| SPI - Specialty Products and Insulation | Lancaster | (717) 581-0650 | 4.7 (12) | not reported | not reported | Lancaster |
| Irex Services LLC | Lancaster | (717) 397-3633 | 4.5 (4) | not reported | not reported | Lancaster |
| Kuuma insulation LLC | Lancaster | (223) 271-6751 | 5.0 (4) | not reported | not reported | Lancaster |
| Lancaster Spray Foam Insulation | Lancaster | (717) 929-8723 | 4.8 (4) | not reported | not reported | Lancaster |
| Therm-All | Lancaster | (800) 836-0801 | 3.3 (3) | not reported | not reported | Lancaster |
| AGL Spray Foam - Central Pennsylvania | Lancaster | (800) 957-1229 | none | not reported | not reported | Lancaster |
| Burkholder Home Solutions LLC | Lancaster | (717) 799-0455 | none | not reported | not reported | Lancaster |
| Tri-Valley Spray Foam Insulation LLC | Lancaster | (717) 902-4243 | none | not reported | not reported | Lancaster |
| Irex Advanced Specialty | East Petersburg | (717) 399-5117 | 4.0 (1) | not reported | not reported | East Petersburg |
| Superior Insulation, Inc. | Lititz | (717) 626-7471 | none | not reported | not reported | Lititz |
| L C Insulation Inc | Lititz | (570) 695-7684 | 5.0 (2) | not reported | not reported | Lititz |
| PC Haines Inc. Wall & Ceiling Contractor | Salunga | (717) 898-1723 | 5.0 (3) | not reported | not reported | Salunga |
| Barrier Spray Foam, Llc | Lititz | (717) 725-8579 | 3.7 (3) | not reported | not reported | Lititz |
| Lantz Insulation | Leola | (717) 656-7373 | 4.8 (16) | not reported | not reported | Leola |
| Weaver Quality Insulation | Ephrata | (717) 488-8240 | none | not reported | not reported | Ephrata |
| P A Pride Insulation | Columbia | (717) 902-4328 | 5.0 (1) | not reported | not reported | Columbia |
| Schober Repair Services | Mount Joy | (717) 288-8764 | 4.8 (35) | not reported | open 24 hrs (Google) | Mount Joy |
| Sheaffer Spray Foam | Strasburg | (717) 687-8018 | 5.0 (1) | not reported | not reported | Strasburg |
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 Lancaster: questions answered from the listings
Which insulation contractors are actually located in Lancaster?
Ten, as of Oct 19, 2026: King Conservation Group Insulation, Keener Insulating & Supply Inc, SPI - Specialty Products and Insulation, Irex Services LLC, Kuuma insulation LLC and Lancaster Spray Foam Insulation (plus 4 more). Another ten from nearby towns serve Lancaster, listed under "Also serving Lancaster."
Where do the out-of-town insulation contractors serving Lancaster come from?
East Petersburg, Lititz, Salunga, Leola, Ephrata, Columbia and others. The closest is Irex Advanced Specialty in East Petersburg, about 2 miles away.
Who is the most-reviewed insulation company in Lancaster?
King Conservation Group Insulation, with 153 reviews at 5 stars as of Oct 19, 2026. Keener Insulating & Supply Inc is next with 18. Review count is a sign of volume, not quality; read the recent ones.
Why do some Lancaster listings have no website link?
No. Tri-Valley Spray Foam Insulation LLC has no website on record, so the phone number on the listing is the way to reach it. Website links appear on the rest after the owner claims the listing.
Other trades in Lancaster
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.