The Best Insulation Contractors in Pomona, CA

Compare the highest-rated insulation professionals in Pomona, California. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Attic Guys

4.8
(280 reviews)
Verified

A highly-rated, specialized contractor focusing primarily on attic services, including insulation, ventilation, and air sealing. They are recognized for their expertise in energy efficiency and their knowledge of local utility rebates, particularly those from SoCalGas and Southern California Edison.

120 S Glendora Ave, West Covina, CA 91790 (Serves Pomona)

Specialties & Features

Attic insulation installation and upgrade
Air sealing services
Energy efficiency audits

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#2

All City Insulation

4.7
(190 reviews)
Verified

A full-service insulation contractor serving the greater Los Angeles area with a strong presence in the Pomona Valley. They offer a wide range of insulation types and are known for professional project management and clean installations. Their expertise extends to both residential and commercial properties.

9445 Foothill Blvd, Rancho Cucamonga, CA 91730 (Serves Pomona)

Specialties & Features

Spray foam insulation
Blown-in insulation installation
Insulation removal and replacement

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

USA Insulation

4.6
(150 reviews)
Verified

A franchise-based insulation company with a local office that has built a strong reputation. They are particularly known for their wall insulation services using their proprietary foam injection system, but also provide comprehensive attic and crawl space solutions.

9552 Central Ave, Montclair, CA 91763 (Serves Pomona)

Specialties & Features

Wall insulation services
Basement and crawl space insulation
Blown-in insulation installation

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Pomona

** The insulation market in Pomona is competitive and driven by the region's climate, which features hot summers and mild but sometimes chilly winters, creating a year-round need for effective temperature control. The quality of providers is generally high, with several established regional players competing with smaller local contractors. Homeowners are increasingly aware of energy efficiency, leading to high demand for services like attic insulation upgrades and air sealing to reduce cooling costs. **Competition Level:** High. Numerous contractors operate in the area, but the top-tier companies distinguish themselves through specialized expertise, certifications (like from BPI - Building Performance Institute), and a focus on whole-home performance rather than just material installation. **Typical Pricing:** Pricing is moderately high, reflecting California's cost of living and material expenses. However, the potential for significant utility rebates can substantially offset the initial investment. * **Blown-In Attic Insulation:** $1,500 - $4,500 * **Spray Foam Insulation (Attic):** $3,500 - $7,500+ * **Wall Insulation (Foam Injection):** $2,000 - $5,000 * **Air Sealing Service:** $500 - $1,500 (often bundled with insulation) It is highly recommended that Pomona homeowners obtain at least two quotes and inquire directly about current rebates from Southern California Edison and SoCalGas, as the top providers are well-versed in these programs.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Pomona regulations and climate

Frequently Asked Questions About Insulation in Pomona

Get answers to common questions about insulation services in Pomona, California.

1What is the typical cost to insulate an attic in a Pomona home, and are there any local rebates?

For a standard 1,500 sq ft attic in Pomona, adding or upgrading insulation typically costs between $1,800 and $4,500, depending on material (like blown-in cellulose or fiberglass batts) and the R-Value needed. Homeowners should check for rebates from the statewide TECH Clean California program and specific offers from the Pomona Water Department, which often include incentives for attic insulation that improves energy efficiency and reduces cooling demand in our hot inland climate.

2When is the best time of year to install insulation in Pomona?

The ideal time is during our mild fall (October-November) or spring (March-April) to avoid the intense summer heat in the attic and the occasional winter chill. Scheduling during these shoulder seasons also ensures contractors are more readily available compared to peak summer when demand for energy-saving upgrades is highest due to high air conditioning costs.

3Are there specific insulation materials or R-Values recommended for Pomona's climate?

Yes, due to Pomona's hot, dry summers and mild winters (Climate Zone 10), the California Title 24 energy code recommends attic insulation at R-38 to R-60. Blown-in cellulose is an excellent, fire-retardant choice that performs well in the heat, while spray foam is highly effective for sealing air leaks in older homes, which is critical for keeping cool air in during summer.

4How do I choose a reliable insulation contractor in Pomona?

Always verify the contractor is licensed (C-2 Insulation and Acoustical or B-General Building) with the CSLB and insured. Choose a local Pomona or Inland Empire company with strong reviews that understands Title 24 compliance and can perform a blower door test to identify air leaks, which are a major source of energy loss in our region's older housing stock.

5My house gets very hot upstairs in summer. Will adding insulation alone solve this?

While upgrading attic insulation to R-38+ is the most critical step, it should be part of a comprehensive approach. In Pomona, you must also ensure your attic is properly ventilated to expel extreme heat and that all air ducts running through the attic are sealed and insulated. Many older homes here also benefit from radiant barrier installation under the roof decking to reflect solar heat.