7 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Joshua Tree: NexGen HVAC & Plumbing, CR Score 81/100; 4.6★ from 2,011 Google reviews; open 24/7.
Best for emergencies (open 24/7): JM Drywall Pro, Inc., posts 24/7 hours; ranked #3 of 7.
Most-reviewed: Desert Roof Concepts Inc., 81 Google reviews at 4.9★, the most of 7 ranked after NexGen HVAC & Plumbing; ranked #5.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
7 Joshua Tree insulation contractors are ranked here by CR Score, from 8 published factors. 3 are open 24/7, 5 open Saturdays and 4 open Sundays, based on posted hours. The median Google rating is 4.9★ across 7 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | NexGen HVAC & Plumbing | 81 | 4.6★ (2,011) | Palm Desert, 24 mi away | 24/7 | Overall |
| 2 | Next Level Specialty Contracting | 80 | 5.0★ (38) | Chino, 6 mi away | Sat | — |
| 3 | JM Drywall Pro, Inc. | 78 | 5.0★ (4) | Altadena, 16 mi away | 24/7 | Emergencies |
| 4 | Eliminix | 77 | 5.0★ (8) | Claremont, 16 mi away | Sat · Sun · Evenings | — |
| 5 | Desert Roof Concepts Inc. | 77 | 4.9★ (81) | Palm Springs, 23 mi away | 24/7 | Most reviews |
| 6 | All Seasons Insulation Inc. | 73 | 4.5★ (24) | Bloomington, 6 mi away | — | — |
| 7 | Desert Insulation | 71 | 4.3★ (6) | Yucca Valley, 9 mi away | — | — |
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.
Ranked #1 because of its Google rating and review volume: 4.6★ from 2,011 Google reviews, the most Google reviews on this list (2,011).
Based in Chino, 6 mi away
Ranked #2 because of its Google rating and trade focus: 5.0★ from 38 Google reviews, listed on Google as “Insulation contractor”.
Based in Altadena, 16 mi away
Ranked #3 because of its Google rating and availability: 5.0★ from 4 Google reviews, open 24/7.
Based in Claremont, 16 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Insulation contractor”.
Based in Palm Springs, 23 mi away
Ranked #5 because of its Google rating and availability: 4.9★ from 81 Google reviews, open 24/7.
Based in Bloomington, 6 mi away
Ranked #6 because of its Google rating and trade focus: 4.5★ from 24 Google reviews, listed on Google as “Insulation contractor”.
Based in Yucca Valley, 9 mi away
Ranked #7 because of its Google rating and trade focus: 4.3★ from 6 Google reviews, listed on Google as “Insulation contractor”.
National price ranges in USD, not adjusted for Joshua Tree. 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 7 Joshua Tree 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.
| Factor | Weight | Computed from | In Joshua Tree data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |