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ContractorsRanked

Best Insulation Contractors in San Rafael, CA (2026)

59 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in San Rafael: Attic Cleaning Services LLC, CR Score 87/100; 4.9★ from 76 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Reactic Restoration, posts 24/7 hours; ranked #2 of 59.

  3. 6

    Most-reviewed: Service Champions, 5,220 Google reviews at 4.9★, the most of 59 ranked; ranked #6.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

59 San Rafael insulation contractors are ranked here by CR Score, from 8 published factors. 17 are open 24/7, 40 open Saturdays and 26 open Sundays, based on posted hours. The median Google rating is 4.9★ across 59 rated businesses.

Top 10 insulation contractors in San Rafael at a glance

Top 10 insulation contractors in San Rafael at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Attic Cleaning Services LLC874.9★ (76)Alameda, 9 mi away24/7Overall
2Reactic Restoration875.0★ (57)Richmond, 11 mi away24/7Emergencies
3SOS Restoration855.0★ (3)San Rafael24/7—
4Alley Cat - Rodent Exclusion Company854.9★ (413)San Francisco, 15 mi awaySat · Sun · Evenings—
5Reactic Restoration844.7★ (10)Novato, 9 mi away24/7—
6Service Champions834.9★ (5,220)Martinez, 24 mi away24/7Most reviews
7Tiburon Attic Insulation834.4★ (10)Mill Valley, 6 mi away24/7—
8Bears Restoration834.7★ (14)Berkeley, 16 mi away24/7—
9Reactic Restoration824.7★ (31)Oakland, 21 mi away24/7—
10Attic Cali - Rodent Proofing & Insulation Pros824.7★ (23)Fremont, 9 mi awaySat · Sun · Evenings—

The 59 best insulation contractors in San Rafael, ranked

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.

  3. #3 SOS Restoration

    Based in San Rafael

    85/100CR Score

    Ranked #3 because of its Google rating and availability: 5.0★ from 3 Google reviews, open 24/7.

    • 5.0★ from 3 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4040 Civic Center Dr Suite 200, San Rafael, CA 94903
    View profile for SOS Restoration(415) 569-7050

  6. #6 Service Champions

    Based in Martinez, 24 mi away

    83/100CR Score

    Ranked #6 because of its Google rating and review volume: 4.9★ from 5,220 Google reviews, the most Google reviews on this list (5,220).

    • 4.9★ from 5,220 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    261 Arthur Rd, Martinez, CA 94553
    View profile for Service Champions(925) 281-0532

  7. #7 Tiburon Attic Insulation

    Based in Mill Valley, 6 mi away

    83/100CR Score

    Ranked #7 because of its Google rating and availability: 4.4★ from 10 Google reviews, open 24/7.

    • 4.4★ from 10 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    655 Redwood Highway Frontage Rd, Mill Valley, CA 94941
    View profile for Tiburon Attic Insulation

  12. #12 911 Attic

    Based in Alameda, 9 mi away

    81/100CR Score

    Ranked #12 because of its Google rating and availability: 5.0★ from 3 Google reviews, open 24/7.

    • 5.0★ from 3 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for 911 Attic(888) 645-0282

  13. #13 Eco Attic Systems

    Based in Corte Madera, 3 mi away

    81/100CR Score

    Ranked #13 because of its Google rating and trade focus: 4.8★ from 49 Google reviews, listed on Google as “Insulation contractor”.

    • 4.8★ from 49 Google reviews
    Hours
    Mon–Fri 6 AM–7 PM · Sat 9 AM–4 PM · Sun closed
    Address
    400 Tamal Plaza suite 409, Corte Madera, CA 94925
    View profile for Eco Attic Systems(415) 720-2560

  16. #16 Noble Insulation Inc

    Based in Richmond, 10 mi away

    80/100CR Score

    Ranked #16 because of its Google rating and trade focus: 5.0★ from 44 Google reviews, listed on Google as “Insulation contractor”.

    • 5.0★ from 44 Google reviews
    Hours
    Mon–Fri 6:30 AM–6:30 PM · Sat 12 PM–5 PM · Sun closed
    Address
    1201 Pennsylvania Ave Unit D, Richmond, CA 94801
    View profile for Noble Insulation Inc(650) 686-2965

  19. #19 Alley Cat

    Based in Berkeley, 18 mi away

    79/100CR Score

    Ranked #19 because of its Google rating and trade focus: 4.9★ from 1,071 Google reviews, listed on Google as “Insulation contractor”.

    • 4.9★ from 1,071 Google reviews
    Hours
    Mon–Fri 8 AM–7 PM · Sat–Sun closed
    Address
    3030 Ashby Ave #103b, Berkeley, CA 94705
    View profile for Alley Cat(510) 277-3303

  22. #22 Juniper Insulation

    Based in San Francisco, 14 mi away

    78/100CR Score

    Ranked #22 because of its Google rating and trade focus: 5.0★ from 32 Google reviews, listed on Google as “Insulation contractor”.

    • 5.0★ from 32 Google reviews
    Hours
    Mon–Sat 7 AM–7 PM · Sun closed
    Address
    1240 Bush St, San Francisco, CA 94109
    View profile for Juniper Insulation(415) 634-6245

  23. #23 Mr Attic

    Based in Martinez, 22 mi away

    78/100CR Score

    Ranked #23 because of its Google rating and trade focus: 4.7★ from 23 Google reviews, listed on Google as “Insulation contractor”.

    • 4.7★ from 23 Google reviews
    Hours
    Mon–Fri 7 AM–7 PM · Sat–Sun 7 AM–5 PM
    Address
    3816 Alhambra Way, Martinez, CA 94553
    View profile for Mr Attic(925) 400-8441

Insulation contractors ranked #26 to #50

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 59 ranked insulation contractors here; the rest are on their profiles.

insulation contractors in San Rafael, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Rodent Exclusion Pro Oakland, CA784.8★ (18)23 mi
27INSULATION ALLIANCE785.0★ (33)17 mi
28Eco Attic Systems775.0★ (5)16 mi
29Ez MoldRemoval774.8★ (19)15 mi
30Johnson's Insulation774.8★ (38)18 mi
31Attic Kings775.0★ (26)19 mi
32Trioteam774.8★ (24)17 mi
33Giants Restoration765.0★ (9)14 mi
34San Francisco Spray Foam Pros765.0★ (4)14 mi
35Bay Area Noise Control | Soundproofing San Francisco754.3★ (24)14 mi
36San Francisco Interiors Inc755.0★ (5)In San Rafael
37Rodent Control Inc.754.8★ (201)9 mi
38Atticare755.0★ (15)22 mi
3921ST CENTURY HOME IMPROVEMENT PAINTING & ROOFING755.0★ (3)17 mi
40Bay Area Spray Foam Insulation745.0★ (41)17 mi
41Oakland Spray Foam Insulation745.0★ (50)19 mi
42SDI Insulation, Inc.745.0★ (3)In San Rafael
43Exanders Insulation745.0★ (3)18 mi
44Robert Insulation & Drywall Inc.744.0★ (3)15 mi
45R&T Pro Remodeling735.0★ (4)9 mi
46Marin Pest Control714.0★ (4)13 mi
47Pacific States Insulation & Acoustical Contracting, Inc.713.2★ (5)24 mi
48Drywall & Painting SF714.8★ (49)17 mi
49Custom Wine Cellars San Francisco714.7★ (12)19 mi
50BPP694.6★ (10)23 mi

Also serving San Rafael

20 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.

Unranked insulation contractors serving San Rafael
BusinessGoogle ratingDistance
AG Painting5.0★ (1)21 mi
Airseal Inc3.0★ (2)22 mi
Barrios DrywallIn San Rafael
Brandon's Attic Control5.0★ (2)22 mi
Brick & Hammer5.0★ (2)25 mi
Emerald Insulation & Acoustical Inc.5.0★ (2)16 mi
Equinox Roofing Solutions5.0★ (1)In San Rafael
Fire Damage Patrol5.0★ (1)15 mi
Gold attic insulation san Francisco5.0★ (1)15 mi
Golden Restore inc Berkeley1.0★ (1)17 mi
O'Connor Insulation & Energy, Inc5.0★ (1)16 mi
Peak Core Insulation5.0★ (2)18 mi
Performance Contracting Inc1.0★ (1)9 mi
Petrochem Insulation Inc1.0★ (2)18 mi
Protek Cargo5.0★ (2)23 mi
Quality Pro Guard1.0★ (2)22 mi
Rising Design & Construction3.0★ (2)10 mi
Sears Heating and Air ConditioningIn San Rafael
Soundproofing Remodelers San Francisco Bay Area5.0★ (2)14 mi
West Coast Fire & Water5.0★ (52)In San Rafael

How much do insulation contractors cost in San Rafael?

National price ranges in USD, not adjusted for San Rafael. Each row names its basis and the month we checked it.

How much do insulation contractors cost in San Rafael?
JobLowTypicalHighBasisChecked
Attic insulation$1,700$2,100$2,500Per attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national rangeOctober 2026

How we ranked San Rafael insulation contractors

We scored 59 San Rafael 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn San Rafael data
Reputation35%Bayesian-adjusted Google star ratingMeasured
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2Not yet collected
Review volume10%log10(reviews + 1) against the list maximumMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability10%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5Measured
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radiusMeasured
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)Measured

Insulation contractors in San Rafael: frequently asked questions

Who is the best insulation contractor in San Rafael?

By CR Score, the highest-ranked insulation contractor in San Rafael, CA is Attic Cleaning Services LLC with a CR Score of 87/100. It has 4.9★ from 76 Google reviews. It is open 24/7. Reactic Restoration (#2) and SOS Restoration (#3) follow. We ranked 59 insulation contractors on 8 factors, last updated October 22, 2026.

How many insulation contractors are there in San Rafael?

ContractorsRanked ranks 59 insulation contractors serving San Rafael, CA. 3 of them are based in San Rafael; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which insulation contractors in San Rafael are open 24/7?

17 ranked insulation contractors in San Rafael post 24/7 hours. The highest-ranked are Attic Cleaning Services LLC (#1), Reactic Restoration (#2) and SOS Restoration (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which insulation contractors in San Rafael work on weekends?

40 of 59 ranked insulation contractors post Saturday hours and 26 post Sunday hours. The highest-ranked open Saturdays are Attic Cleaning Services LLC (#1), Reactic Restoration (#2) and SOS Restoration (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does attic insulation cost in San Rafael?

Attic insulation typically costs $1,700 to $2,500, with $2,100 typical (Per attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national range). This is a national range, not adjusted for San Rafael. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do San Rafael insulation contractors have?

The median Google rating among 59 rated insulation contractors in San Rafael is 4.9★, with a median of 14 reviews. Service Champions has the most, 5,220 reviews, and ranks #6. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ContractorsRanked rank insulation contractors?

Each insulation contractor gets a 0–100 CR Score from 8 published factors, led by reputation (35%), credentials (15%), review volume (10%) and recency (10%). Factors we cannot measure are left out, not scored as zero. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Do insulation contractors outside San Rafael count in this ranking?

Yes, if they are within 25 mi of the San Rafael city center, our service radius for insulation contractors. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.

Update log for San Rafael

  1. October 2026: CR Scores recalculated for 59 insulation contractors serving San Rafael.

More insulation contractors and San Rafael pages

Other trades in San Rafael