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Insulation Suppliers in Illinois

12 local suppliers in Illinois, plus 13 national and regional distributors serving the state

Illinois construction cost snapshotBuild cost index +4% vs. U.S. averageConstruction wage $41.35/hr (#9 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 Illinois

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

Sealtite Insulation & Slabjacking

location_onFairbury, IL

star4.9 (737 reviews)

call(855) 692-3626 languageWebsite

Green Attic Insulation

location_onMt Prospect, IL

star4.8 (757 reviews)

call(847) 558-1216 languageWebsite

ARC Insulation

location_onRomeoville, IL

star4.9 (633 reviews)

call(815) 421-1551 languageWebsite

Koala Insulation of Chicago - Western Suburbs

location_onLombard, IL

star5 (516 reviews)

call(630) 634-5547 languageWebsite

Eco Tec Insulation | Certified Roofing & Insulation Contractors Chicago & Suburbs

location_onSkokie, IL

star4.8 (223 reviews)

call(847) 675-1400 languageWebsite

Koala Insulation of Northern Illinois

location_onWauconda, IL

star5 (171 reviews)

call(847) 563-7811 languageWebsite

Slagel Insulation, Inc.

location_onFairbury, IL

star4.9 (116 reviews)

call(309) 377-3111 languageWebsite

Koala Insulation of Northern Illinois East

location_onGlenview, IL

star5 (91 reviews)

call(847) 470-3177 languageWebsite

Innovative Insulation Solutions, Ltd

location_onElk Grove Village, IL

star4.9 (71 reviews)

call(847) 454-9081 languageWebsite

Accurate Insulation Solutions LLC

location_onFort Atkinson, IL

star4.9 (71 reviews)

call(262) 347-1010 languageWebsite

Thermo Insulation LLC

location_onWestmont, IL

star5 (58 reviews)

call(630) 881-4619 languageWebsite

Southern Illinois Insulation LLC

location_onXenia, IL

star4.9 (41 reviews)

call(618) 731-6594 languageWebsite

National & Regional Distributors Serving Illinois

13 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

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 Illinois

Buildermuse tracks 13 insulation suppliers serving Illinois. Every supplier here is a national chain with distribution reaching Illinois, so availability is rarely the constraint — pricing and lead time are. The listed suppliers are headquartered in Arlington, Carlisle, and Deerfield Beach.

Of the suppliers that report a business type, the list includes 13 manufacturers. 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.