The Best Insulation Contractors in Ontario, NY

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

#1

Brothers Insulation

4.8
(250 reviews)
Verified

A leading and highly reputable insulation contractor serving the Rochester and Western NY region, including Ontario. They are known for comprehensive service, from energy audits to full installation and air sealing. They are a certified Owens Corning dealer and emphasize solutions that maximize energy efficiency and customer rebates.

85 Airpark Drive, Rochester, NY 14624 (Serves Ontario, NY)

Specialties & Features

Spray foam insulation
Attic insulation upgrades
Energy efficiency audits

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#2

Lindus Construction / LeafGuard

4.7
(180 reviews)
Verified

A well-established company with a strong focus on whole-home energy efficiency. While they also offer roofing and gutter services, their insulation division is highly specialized. They provide expert consultations and are adept at handling complex projects involving insulation removal, air sealing, and new installation in attics, walls, and crawl spaces.

4495 Lake Avenue, Rochester, NY 14612 (Serves Ontario, NY)

Specialties & Features

Insulation removal and replacement
Air sealing services
Blown-in insulation installation

Business Information

Years in Business:45 years
Licensed:Yes
Insured:Yes
#3

RetroFoam of New York

4.9
(100 reviews)
Verified

This provider is a specialist in innovative blown-in foam insulation, particularly for existing walls without requiring major demolition. As a franchise of a larger national brand, they bring specific expertise and materials to the local market. They are an excellent choice for homeowners looking to significantly increase the R-value of their wall cavities and reduce air infiltration.

85 West Main Street, Scottsville, NY 14546 (Serves Ontario, NY)

Specialties & Features

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

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Ontario

** The insulation market serving Ontario, NY, is characterized by high-quality, regional contractors based primarily in the greater Rochester area. Due to New York's climate, with cold winters and warm summers, the demand for effective insulation is strong. The market is moderately competitive, with a handful of established leaders (like those listed above) who differentiate themselves through specialized services (e.g., spray foam, energy audits) and strong reputations, rather than on price alone. Typical pricing is influenced by high material costs and the skilled labor required. As a rough guide: * **Blown-in Cellulose/Fiberglass Attic Insulation:** $1,500 - $4,500 * **Spray Foam Insulation (Open Cell):** $2.50 - $4.00 per board foot * **Spray Foam Insulation (Closed Cell):** $4.00 - $7.50 per board foot * **Wall Insulation (Blown-in):** $3,000 - $7,000+ depending on home size A key factor in this market is expertise in New York State and utility-backed energy efficiency rebate programs (e.g., through NYSERDA and RG&E). The top providers are proficient in navigating these programs to reduce the net cost for homeowners, making them a preferred choice over smaller, less-certified operators.

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 Ontario regulations and climate

Frequently Asked Questions About Insulation in Ontario

Get answers to common questions about insulation services in Ontario, New York.

1What is the best type of insulation for homes in Ontario, NY, given our climate?

For our cold winters and humid summers, a combination of air sealing and high R-value insulation is key. In attics, blown-in cellulose or fiberglass (R-49 to R-60) is highly effective. For walls, dense-pack cellulose or spray foam provides excellent thermal performance and critical air sealing to combat drafts and moisture issues common in the Finger Lakes and Lake Ontario regions.

2How much does insulation installation typically cost for an average home in Ontario, NY?

Costs vary by project scope, but attic insulation for a 1,500 sq ft home typically ranges from $1,500 to $3,500. Wall insulation can range from $2,000 to $6,000. It's important to get multiple quotes, as regional pricing in Wayne County is influenced by material availability and local labor rates. Remember, New York State offers tax credits and incentives like EmPower New York, which can significantly offset costs for eligible homeowners.

3When is the best time of year to get insulation installed in this area?

While insulation can be installed year-round, the ideal times are late spring (May-June) and early fall (September-October). These periods typically offer mild, dry weather in Upstate New York, which is optimal for attic work and ensures your home is properly sealed before the harsh winter sets in. Scheduling during these shoulder seasons also avoids the peak summer demand for contractors.

4What should I look for when choosing an insulation contractor in Ontario, NY?

Always verify the contractor is licensed and insured in New York State. Look for local experience—a contractor familiar with Ontario's older housing stock and local building codes is crucial. Ask for references within Wayne County and ensure they provide a detailed written estimate that includes air sealing, material R-values, and a vapor barrier strategy suited for our humid climate.

5My energy bills are high, but I'm concerned about moisture and mold in my walls. Can new insulation help?

Absolutely, and this is a critical concern for Ontario homes. Properly installed modern insulation, combined with comprehensive air sealing, controls air movement—the primary cause of moisture condensation inside walls. Using vapor-permeable materials like cellulose or specific spray foam applications allows walls to dry, preventing mold. A reputable local contractor will perform an assessment to identify and rectify moisture sources before insulating.