The Best Insulation Contractors in Oyster Bay, NY

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

#1

Long Island Home Solutions

4.8
(200 reviews)
Verified

A highly-rated, full-service energy efficiency contractor specializing in comprehensive home performance upgrades. They are known for their thorough energy audits and expert installation of both spray foam and blown-in insulation systems. Their strong focus on air sealing alongside insulation makes them a top choice for holistic energy savings.

55 Bryant Ave, Roslyn, NY 11576 (Serves Oyster Bay extensively)

Specialties & Features

Energy Efficiency Audits
Spray Foam Insulation
Air Sealing

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

LI Foam Insulation

4.7
(150 reviews)
Verified

This company is a specialist in spray foam applications, serving both residential and commercial clients across Long Island. They are recognized for their technical expertise in high-performance insulation for all areas of the home, including complex wall assemblies, crawl spaces, and cathedral ceilings. They stay current with the latest materials and building science practices.

225 Sweet Hollow Rd, Old Bethpage, NY 11804 (Serves the Oyster Bay area)

Specialties & Features

Spray Foam Insulation
Crawl Space Insulation
Wall Insulation Services

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes
#3

All Island Group

4.6
(180 reviews)
Verified

A well-established and versatile contractor offering a wide range of exterior and insulation services. They have a strong reputation for reliability and quality workmanship in attic insulation upgrades and basement insulation. Their longevity in the market indicates a trusted business model and familiarity with local building codes and styles common in Nassau County.

70 Maple Ave, Rockville Centre, NY 11570 (Services the entire North Shore, including Oyster Bay)

Specialties & Features

Attic Insulation Installation
Blown-In Insulation
Basement Insulation

Business Information

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

Why These Are the Top Insulation Contractors in Oyster Bay

The insulation market in Oyster Bay, NY, is characterized by high demand driven by the prevalence of historic and older homes with poor original insulation. The market is competitive, with a mix of large, well-marketed companies and smaller specialized crews. The average quality is high, as homeowners in this affluent area expect professional service and lasting results. Typical pricing is above the national average, reflecting the high cost of living and business operations on Long Island. For a standard attic blow-in insulation job, homeowners can expect to pay between $1,500 and $4,000, while full-home spray foam installations can range from $8,000 to $20,000+, heavily dependent on the home's size and existing conditions. A key factor in this market is the expertise in navigating local building codes and available rebates from NYSERDA (New York State Energy Research and Development Authority), which all top-tier providers are proficient in.

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 Oyster Bay regulations and climate

Frequently Asked Questions About Insulation in Oyster Bay

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

1What are the most important types of insulation for my Oyster Bay home, given our local climate?

For our humid summers and cold, damp winters, a focus on air sealing and moisture-resistant insulation is key. We recommend spray foam for its superior air barrier and closed-cell foam's moisture resistance, especially in basements and crawl spaces prone to dampness. For attics, a combination of air sealing and high R-value blown-in cellulose or fiberglass is highly effective for year-round temperature and humidity control.

2How much does insulation installation typically cost for a home in Oyster Bay?

Costs vary significantly based on home size, insulation type, and accessibility, but Oyster Bay homeowners can expect a typical attic insulation project to range from $1,500 to $4,500. Regional material and labor costs are above the national average. It's crucial to get a detailed, in-person estimate that includes air sealing, as the high cost of energy on Long Island makes the return on investment for proper insulation very compelling.

3Are there any local permits or regulations in the Town of Oyster Bay I need to be aware of for insulation work?

Yes, the Town of Oyster Bay Building Department typically requires a building permit for major insulation projects, especially those involving structural components, spray foam, or alterations to ventilation. A licensed contractor familiar with local codes will handle this. Importantly, work must comply with New York State’s strict energy conservation code (NYSECC), which mandates specific R-values for our climate zone.

4What is the best time of year to install insulation in Oyster Bay, and how long does it take?

Fall and spring are ideal, allowing you to prepare for winter heating or summer cooling. However, most insulation can be installed year-round. A standard attic project for an average home often takes just 1-2 days. Scheduling in advance is wise, as contractors on Long Island can book up quickly before peak heating and cooling seasons.

5How do I choose a reliable insulation contractor in the Oyster Bay area?

Always verify they are licensed and insured to work in the Town of Oyster Bay. Look for contractors with specific experience in our older housing stock, which may have knob-and-tube wiring or plaster walls requiring special care. Ask for local references, check reviews, and ensure they provide a detailed written estimate that includes air sealing and compliance with NYSECC for maximum energy savings.