Licensed insulation contractors in San Diego, CA

Q: How many licensed insulation contractors are in San Diego?

31 insulation contractors hold an active Contractors State License Board (CSLB) licence with a mailing address in San Diego, checked on 4 November 2026. 19 of them have been licensed for 10 years or more.

Q: Does a insulation contractor need a licence in California?

Yes, when the whole job, labour and materials, costs $1,000 or more or needs a permit. Below that, California's minor-work exemption (B&P Code 7048) applies, but only if they work alone. Look for an active C-2 licence.

Q: How do I check a insulation contractor's licence in San Diego?

Ask for the licence number and look it up on the CSLB website, or search this page. Every insulation contractor listed here was matched to an active licence on the CSLB register.

Q: Which insulation contractors rank highest in San Diego?

By our published formula (years licensed, complaint record, bond and insurance, and Google reviews), the top three are Great Western Drywall (90), Pdc Management Inc (88), B S D Builders Inc (88). Paying or claiming a listing never changes the order.

Q: Do I need a lead-safe certified insulation contractor in San Diego?

If your home was built before 1978 and the work disturbs paint, yes: the law requires a firm certified lead-safe by the US Environmental Protection Agency. 50% of homes here were built before 1980 (US Census, ACS 2024 1-year), and 1 of the 31 licensed insulation contractors listed are certified.

31 insulation contractors hold an active licence on the Contractors State License Board (CSLB) register in San Diego, checked 4 Nov 2026: 19 licensed 10 years or more, 100% bonded and 1 with a complaint or board disclosure on record. Ranked by a published formula; nobody pays to move up.

Active licences: 31
Median time licensed: 14.4 yrs
Bonded: 100%
Lead-Safe certified: 1
Google reviews: 1,446

Filled tags sit at the business's Google location; hollow tags show its mailing ZIP code only. Each tag is the theoPros score.

1
Great Western Drywall
San Diego, CA · CSLB C-2, C-9 #569654 · licensed 37 yrs
- Licence active
- Bonded
- Workers' comp
905.0(7)Full report
2
Pdc Management Inc
La Jolla, CA · CSLB A, B, C-2 #863638 · licensed 21 yrs
- Licence active
- Bonded
- Works alone
885.0(5)Full report
3
B S D Builders Inc
San Diego, CA · CSLB A, B, C-2, C-4, C16, C20, C36, C43 #879719 · licensed 20 yrs
- Licence active
- Bonded
- Workers' comp
885.0(4)Full report
4
Finest City Acoustics Inc
San Diego, CA · CSLB C-2, D12 #882817 · licensed 20 yrs
- Licence active
- Bonded
- Workers' comp
885.0(4)Full report
5
Pacific Building Group
San Diego, CA · CSLB B, C-2, C-9 #502376 · licensed 40 yrs
- Licence active
- Bonded
- Workers' comp
874.4(16)Full report
6
Daryl Griffis Acoustics Inc
San Diego, CA · CSLB C-2, D34 #402601 · licensed 46 yrs
- Licence active
- Bonded
- Workers' comp
865.0(3)Full report
7
C M S Interiors Inc
San Diego, CA · CSLB C-2, D24, D28, D34 #871262 · licensed 21 yrs
- Licence active
- Bonded
- Workers' comp
855.0(2)Full report
8
Pacific Rim Mechanical Contractors Inc
San Diego, CA · CSLB B, C-2, C-4, C20, C36 #814462 · licensed 24 yrs
- Licence active
- Bonded
- Workers' comp
844.1(30)Full report
9
American Acoustics
San Diego, CA · CSLB C-2 #974392 · licensed 14 yrs
- Licence active
- Bonded
- Works alone
815.0(6)Full report
10
Advanced Acoustic Contractors Inc
San Diego, CA · CSLB B, C-2, C-9 #797369 · licensed 25 yrs
- Licence active
- Bonded
- Workers' comp
803.0(2)Full report
11
Soundproof San Diego Inc
San Diego, CA · CSLB B, C-2 #1028422 · licensed 9 yrs
- Licence active
- Bonded
- Workers' comp
785.0(21)Full report
12
C M Firestop Inc
San Diego, CA · CSLB C-2 #775289 · licensed 27 yrs
- Licence active
- Bonded
- Workers' comp
781.0(1)Full report
13
Empire Insulation Inc
San Diego, CA · CSLB B, C-2, D24, D28, D34, D65 #860072 · licensed 21 yrs
- Licence active
- Bonded
- Workers' comp
753.0(8)Full report
14
Dudley Insulation Inc
San Diego, CA · CSLB C-2 #992550 · licensed 13 yrs
- Licence active
- Bonded
- Workers' comp
744.4(7)Full report
15
California Attic & Build Inc
San Diego, CA · CSLB B, C-2 #1102807 · licensed 4 yrs
- Licence active
- Bonded
- Workers' comp
734.9(166)Full report
16
Cr Specialty Insulation Inc
San Diego, CA · CSLB C-2, D12 #1005200 · licensed 11 yrs
- Licence active
- Bonded
- Workers' comp
714.3(3)Full report
17
Smart Roofing and Restoration
San Diego, CA · CSLB B, C-2, C39 #1117548 · licensed 3 yrs
- Licence active
- Bonded
- Workers' comp
694.8(106)Full report
18
Moxie Insulation Services LLC
San Diego, CA · CSLB C-2 #1148964 · licensed <1 yr
- Licence active
- Bonded
- Workers' comp
675.0(31)Full report
19
Safeguard Mechanical Insulation
San Diego, CA · CSLB C-2, D64 #1105448 · licensed 3 yrs
- Licence active
- Bonded
- Workers' comp
675.0(11)Full report
20
Attic Projects LLC
San Diego, CA · CSLB B, C-2, C10 #1035247 · licensed 9 yrs
- Licence active
- Bonded
- Workers' comp
1 CSLB disclosure in the last 10 years
664.9(1,008)Full report
21
Eco Services
San Diego, CA · CSLB B, C-2, C10, C20, C36, D24, D28, D35, D65 #290497 · licensed 53 yrs
- Licence active
- Bonded
- Workers' comp
- EPA Lead-Safe
65No Google reviews yetFull report
22
D I A S Construction
San Diego, CA · CSLB A, B, C-2, C-7, C10, C33, C36, C51, C54 #682098 · licensed 33 yrs
- Licence active
- Bonded
- Works alone
65No Google reviews yetFull report
23
Alexander Acoustics
San Diego, CA · CSLB C-2 #883917 · licensed 20 yrs
- Licence active
- Bonded
- Works alone
65No Google reviews yetFull report
24
Abs Acoustics
San Diego, CA · CSLB C-2 #931587 · licensed 18 yrs
- Licence active
- Bonded
- Workers' comp
61No Google reviews yetFull report
25
R J I Acoustics
San Diego, CA · CSLB C-2 #1108320 · licensed 3 yrs
- Licence active
- Bonded
- Workers' comp
584.2(5)Full report
26
Empire Specialties
San Diego, CA · CSLB B, C-2, C-9, C20, C36, D35, D65 #991212 · licensed 13 yrs
- Licence active
- Bonded
- Workers' comp
54No Google reviews yetFull report
27
Bloc Construction Inc
San Diego, CA · CSLB B, C-2, D50 #1059540 · licensed 7 yrs
- Licence active
- Bonded
- Workers' comp
46No Google reviews yetFull report
28
Specialty Acoustics Inc
San Diego, CA · CSLB C-2 #1059778 · licensed 7 yrs
- Licence active
- Bonded
- Workers' comp
46No Google reviews yetFull report
29
Microgrid Builders LLC
San Diego, CA · CSLB B, C-2 #1076848 · licensed 5 yrs
- Licence active
- Bonded
- Works alone
43No Google reviews yetFull report
30
Jerico Firestopping
San Diego, CA · CSLB C-2, D12 #1089078 · licensed 5 yrs
- Licence active
- Bonded
- Workers' comp
42No Google reviews yetFull report
31
Advacned Insulation System
San Diego, CA · CSLB B, C-2 #1123381 · licensed 2 yrs
- Licence active
- Bonded
- Workers' comp
38No Google reviews yetFull report

San Diego at a glance

Active insulation licences with a mailing address here: 31.
Median time licensed: 14.4 years. Licensed in the last two years: 1 of 31.
Contractor's bond on the CSLB record: 31 of 31.
EPA Lead-Safe certified, which the law requires for work that disturbs paint in homes built before 1978: 1 of 31.
Carry workers' compensation insurance: 26 of 31. Declare no employees (exempt), so must work alone on your job: 5 of 31.
With a citation, complaint or other disclosure on the CSLB licence page: 2 of 31.
Named as the contractor on a city building permit since 2020: 4 of 31.

Homes here

50%

of 588,866 homes were built before 1980 (median year built 1980). Paint in homes built before 1978 may contain lead, and work that disturbs it must be done by a Lead-Safe (RRP) certified firm; 1 of the 31 insulation contractors here are.

Median home value $980,700 · 47% owner-occupied. San Diego, Census ACS 2024 1-year.

Does my job need a licensed insulation contractor?

Total price, labour and materials The job needs a permit They will bring helpers or employees

Yes: the total is $1,000 or more, so they need an active CSLB licence for this trade.

Neighbourhoods

La Jolla 1

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Questions people ask about insulation contractors in San Diego

How many licensed insulation contractors are in San Diego?

31 insulation contractors hold an active Contractors State License Board (CSLB) licence with a mailing address in San Diego, checked on 4 November 2026. 19 of them have been licensed for 10 years or more.

Does a insulation contractor need a licence in California?

Yes, when the whole job, labour and materials, costs $1,000 or more or needs a permit. Below that, California's minor-work exemption (B&P Code 7048) applies, but only if they work alone. Look for an active C-2 licence.

How do I check a insulation contractor's licence in San Diego?

Ask for the licence number and look it up on the CSLB website, or search this page. Every insulation contractor listed here was matched to an active licence on the CSLB register.

Which insulation contractors rank highest in San Diego?

By our published formula (years licensed, complaint record, bond and insurance, and Google reviews), the top three are Great Western Drywall (90), Pdc Management Inc (88), B S D Builders Inc (88). Paying or claiming a listing never changes the order.

Do I need a lead-safe certified insulation contractor in San Diego?

If your home was built before 1978 and the work disturbs paint, yes: the law requires a firm certified lead-safe by the US Environmental Protection Agency. 50% of homes here were built before 1980 (US Census, ACS 2024 1-year), and 1 of the 31 licensed insulation contractors listed are certified.

Licensed insulation contractors in San Diego, CA

Ranked list

Questions people ask about insulation contractors in San Diego