thermostat

Insulation Suppliers in California

12 local suppliers in California, plus 14 national and regional distributors serving the state

California construction cost snapshotBuild cost index +5% vs. U.S. averageConstruction wage $42.58/hr (#5 of 51)

Regional labor cost adjusts what you pay to install insulation even when material is priced nationally. Source: BLS QCEW construction wages (NAICS 23).

Local Insulation Suppliers in California

In-state locations with published contact details, ranked by customer rating.

Eagle Building Materials

location_onFresno, CA

star4.7 (47 reviews)

call(559) 485-4100 languageWebsite

IDI: Insulation Distributors Inc.

location_onUnion City, CA

star4.4 (48 reviews)

call(415) 432-3999 languageWebsite

Prosource Insulation

location_onChatsworth, CA

star4.6 (38 reviews)

call(800) 387-7698 languageWebsite

Pacific Supply

location_onFresno, CA

star4.1 (58 reviews)

call(559) 264-2566 languageWebsite

Pacific Supply

location_onVisalia, CA

star4.7 (32 reviews)

call(559) 651-2185 languageWebsite

L&W Supply - San Francisco, CA

location_onSan Francisco, CA

star4.4 (41 reviews)

call(415) 282-0711 languageWebsite

L&W Supply - San Jose, CA

location_onSan Jose, CA

star4.5 (33 reviews)

call(408) 993-9710 languageWebsite

L&W Supply - Hayward, CA

location_onHayward, CA

star4.3 (35 reviews)

call(510) 429-8877 languageWebsite

Service Partners

location_onNewark, CA

star4.6 (21 reviews)

call(510) 797-6700 languageWebsite

IDI: Insulation Distributors Inc.

location_onWest Sacramento, CA

star4.7 (18 reviews)

call(916) 371-8446 languageWebsite

Service Partners

location_onFresno, CA

star4.6 (19 reviews)

call(559) 264-2618 languageWebsite

ABC Insulation & Supply Co.

location_onGold River, CA

star5 (14 reviews)

call(916) 635-7171 languageWebsite

National & Regional Distributors Serving California

14 suppliers found

BASF Performance Materials

Florham Park, NJ

National

Manufacturer$3B+Est. 1865

Chemical giant producing spray foam insulation and building performance materials

languageWebsite infoDetails

Benjamin Obdyke

Horsham, PA

National

Manufacturer$200M+Est. 1868

Manufacturer of housewrap, rainscreen, and roof ventilation products

languageWebsite infoDetails

Carlisle Spray Foam

Carlisle, PA

National

Manufacturer$500M+Est. 2018

Carlisle Companies subsidiary producing spray foam insulation systems

languageWebsite infoDetails

Ceilume Ceiling Tiles

Distributor

infoDetails

CertainTeed

Malvern, PA

National

Manufacturer$5B+Est. 1904

Saint-Gobain subsidiary producing roofing, siding, insulation, and gypsum products

languageWebsite infoDetails

Demilec

Arlington, TX

National

Manufacturer$500M+Est. 1983

Huntsman brand producing spray foam insulation for residential and commercial

languageWebsite infoDetails

Dow Building Solutions

Midland, MI

National

Manufacturer$5B+Est. 1897

Dow division producing Styrofoam brand XPS insulation and building envelope solutions

languageWebsite infoDetails

DuPont Tyvek

Wilmington, DE

National

Manufacturer$1B+Est. 1967

DuPont brand producing weather-resistant housewrap and building envelope barriers

languageWebsite infoDetails

Icynene

Houston, TX

National

Manufacturer$500M+Est. 1986

Huntsman subsidiary producing spray polyurethane foam insulation systems

languageWebsite infoDetails

Johns Manville

Denver, CO

National

Manufacturer$3B+Est. 1858

Berkshire Hathaway subsidiary producing fiberglass and polyiso insulation

languageWebsite infoDetails

Kingspan

Deerfield Beach, FL

National

Manufacturer$7B+Est. 1965

Irish-based global leader in insulated panels and high-performance insulation

languageWebsite infoDetails

Knauf Insulation

Shelbyville, IN

National

Manufacturer$2B+Est. 1978

Global insulation manufacturer with fiberglass and mineral wool product lines

languageWebsite infoDetails

Owens Corning

Toledo, OH

National

Manufacturer$10B+Est. 1938

Global leader in roofing shingles, fiberglass insulation, and composite materials

languageWebsite infoDetails

Rockwool

Ranson, WV

National

Manufacturer$3B+Est. 1937

World leader in stone wool insulation for thermal, fire, and acoustic applications

languageWebsite infoDetails

Buying Insulation in California

Buildermuse tracks 14 insulation suppliers serving California. 13 are national chains that ship into the state, while the other 1 is a regional or independent supplier. National chains carry most of the list, which usually means steady pricing and stock, though a regional yard can still win on freight for local deliveries. The listed suppliers are headquartered in Arlington, Carlisle, and Deerfield Beach.

Of the suppliers that report a business type, the list includes 13 manufacturers and 1 distributor. Buying direct from a manufacturer can cut unit cost on large or repeat orders, while distributors and wholesalers tend to carry mixed inventory and offer shorter lead times that suit smaller or last-minute jobs.