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Best Insulation
Contractors in
St. Louis

Why These Insulation Contractors?

Our goal is to connect people with the best local experts. We scored insulation contractors on more than 25 variables across five categories, and analyzed the results to give you a hand-picked list of the best insulation contractors in St. Louis, MO.

Reviewed Curated Top Picks 95 63 16

Our Selection Criteria:

  • 1. Reputation

    A history of delighted customers and outstanding service.

  • 2. Credibility

    Building customer confidence with licensing, accreditations, and awards.

  • 3. Experience

    Masters of their craft, based on years of practical experience and education.

  • 4. Availability

    Consistently approachable and responsive, so customers never feel ignored.

  • 5. Professionalism

    Providing service with honesty, reliability, and respect.

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Addict Insulation

Addict Insulation is a family-owned St. Charles insulation company with 15 years of industry experience. The business is dedicated to its community and to helping customers save money by reducing energy costs. Free on-site estimates are available and can be scheduled by contacting the licensed and insured company directly. Services include blown, Batting, commercial, and soundproof insulation.

St. Charles, MO 63301


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Affordable Comfort of Missouri and Illinois

Affordable Comfort of Missouri and Illinois started participating in the Weatherization Program for the Urban League of St. Louis in 1993, offering energy efficient services to low-income families. In 2003, the St. Charles company began providing weatherization and insulation services to the general public. The company has since helped over 5,000 homes become more energy efficient and has received a rating of A+ from the BBB. Insulation services are available for attics, walls, basements, crawl spaces, floors, and new construction. Old insulation removal and replacement are also offered. The company works with AFC First Financial Corporation and Laclede Gas to help customers finance insulation and energy-saving services.

St. Charles, MO 63304


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Classic Aire Care

Classic Aire Care is a family-owned furnace, air conditioning, and plumbing business in St. Louis. The company first opened its doors in 1926 and only employs the "most highly skilled technicians and journeyman plumbers." Services include full home energy audits, air sealing, duct replacement and cleaning, and insulation. The company also sells and installs humidifiers, air cleaners, and programmable thermostats.

St. Louis, MO 63132


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Energy View

Energy View is a Hazelwood remodeling and restoration company founded in 2003. Services include concrete, decks, doors, gutters, roofing, shutters, siding, and windows. The company is certified as lead-safe by the EPA and screened and approved by HomeAdvisor. Attic insulation services and home inspections are also available. Free home consultations can be scheduled directly on the company's website.

Hazelwood, MO 63042


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Faszold Heating and Cooling

Faszold Heating and Cooling is a family-owned St. Peters company featuring a team of service technicians, energy consultants, installers, and salesmen. The business was founded in 1980 and offers services such as home energy audits, air conditioning and heating repair and installation, and geothermal systems. The company also installs cellulose insulation, which reduces radiant heat flow, lowers energy costs, resists mold and mildew, and stops the spread of fire.

St Peters, MO 63376


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Foam Engineers

Foam Engineers is a St. Louis company owned and operated by a mechanical engineer with extensive knowledge of building science principles. The company is certified by the Missouri Department of Natural Resources as a Missouri home energy auditor and features a team of professionally trained and certified installers. Services include spray foam, cellulose, fiberglass, and hybrid insulation.

St. Louis, MO 63127


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Goley Insulation

Goley Insulation first opened its doors in 1973 in Dupo to serve the central Midwest and St. Louis metro. The company specializes in spray foam, fiberglass, and cellulose insulation and provides a range of energy-saving services and products for new construction and pre-existing homes. In client testimonials, the business is highly recommended and described as professional, courteous, and "top notch." Free estimates can be requested by submitting an online form.

Dupo, IL 62239


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Green Space Construction

Green Space Construction is a locally based and family owned company in Valley Park serving the St. Louis area and surrounding communities. The business focuses primarily on green building and energy efficiency upgrades. The company was founded in 2009 as an attic insulation contractor to install blown-in fiberglass and cellulose insulation, but has since grown into a "complete team of energy efficiency experts, technicians, estimators, and applicators." The company is BBB accredited with a rating of A+.

Valley Park, MO 63088


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Henges Insulation

Henges Insulation is a division of Jay Henges Enterprises, an Earth City company that employs over 100 certified union installers. The company has over 70 years of experience in commercial, retail, and residential interior finishes and construction projects. The company's team takes job-site safety seriously and participates in routine safety meetings and trainings. Insulation types available for installation include cellulose, fiberglass, blown, Batt, and spray foam. Additional services include home energy audits and consultations.

Earth City, MO 63045


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J.Anderson Insulation

J.Anderson Insulation is a Belleville company with over 30 years of industry experience. The business has insulated thousands of homes and typically saves clients an average of 20 to 50% in cooling and heating costs. The company is accredited by the BBB and affiliated with the Building Performance Institute and Illinois Home Performance. Services include spray-on foam and cellulose insulation, blown-in attic insulation, infrared inspections, and removal of old insulation materials.

Belleville, IL 62223


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Massey Tuckpointing & Masonry

Massey Tuckpointing & Masonry is a certified women's business enterprise and a family-owned company in St. Louis. The BBB has awarded the company a rating of A+. Employees are licensed, bonded, insured, and drug tested to ensure the safety and satisfaction of customers. The company does not require any deposit or down payment before work begins. The menu of services includes brick and chimney repairs, flue liners, caulking, and insulation.

St. Louis, MO 63119


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McQuerry's 24 Hour Heating and Air

McQuerry's 24 Hour Heating and Air is a locally owned business in Wildwood, specializing in indoor air quality and home comfort. The company has over 25 years of industry experience and is built on the philosophy of "treating clients with courtesy and always putting their needs first." Services include heating and air conditioning installation, repair, and maintenance, air duct cleaning, humidification, and blown-in insulation. The company installs environmentally-friendly insulation to act as a fire retardant and insect repellent and to reduce outside noise inside clients' homes.

Wildwood, MO 63038


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Midwest Insulation

Midwest Insulation is a Maryland Heights company providing insulation services for new construction, commercial, and residential applications. The company is a certified energy expert through Owens Corning and BBB accredited with a rating of A+. Residential services include Batt, blown-in-blanket, cellulose, and spray foam insulation, as well as air sealing and old insulation removal.

Maryland Heights, MO 63043


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Rebel, Inc.

Rebel, Inc. has been providing Belleville and surrounding areas with professional insulation services and gutter and downspout installations since 1993. Insulation services are available for both residential and commercial applications. The business also offers REScheck inspections to determine whether new construction projects adhere to the International Energy Conservation Code. Customers can request free estimates by contacting the company directly.

Belleville, IL 62226


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SmartHouse Heating and Cooling

SmartHouse Heating and Cooling is a St. Louis company featuring a "multidisciplinary team" of licensed heating and cooling technicians, certified building analysts, envelope and shell experts, builders, architects, and nationally certified energy raters. The menu of services includes air conditioning and heating repairs and service, energy audits, furnace tune-ups, geothermal systems, and insulation and air sealing. The company is BBB accredited with a rating of A+ and affiliated with the US Green Building Council and Energy Star. Insulation and air sealing services are currently eligible for a 10% discount covering up to $200.

St. Louis, MO 63130


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St. Louis Insulation

St. Louis Insulation is a family owned and operated weatherization and insulation contractor in Glen Carbon serving the St. Louis metro and surrounding communities. The company is a certified insulation contractor and specializes in installing and upgrading insulation in existing homes. All services are 100% guaranteed and free in-home estimates are available.

Glen Carbon, IL 62034


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