The Best Window Installers in Mastic, NY

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

#1

Renewal by Andersen of Long Island

4.8
(350 reviews)
Verified

A highly specialized branch of the national Renewal by Andersen brand, focusing exclusively on premium, custom-made, energy-efficient replacement windows and patio doors. They are known for their full-service, professional installation and high-quality Fibrex® composite material.

255 Executive Dr, Suite 105, Plainview, NY 11803 (Corporate office serving all of Long Island, including Mastic)

Specialties & Features

Energy-efficient windows
Custom window solutions
Full-frame window replacement

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#2

All Island Exteriors

4.7
(180 reviews)
Verified

A well-regarded local contractor specializing in exterior home improvements, including a significant focus on window and door installation and replacement. They are praised for their craftsmanship, communication, and expertise with various window brands and styles suitable for the Long Island climate.

22 Canary Rd, Suite 2, Mastic Beach, NY 11951 (Directly adjacent to Mastic)

Specialties & Features

Residential window replacement
New window installation
Storm and security windows

Business Information

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

The Window & Door Store

4.6
(120 reviews)
Verified

A family-owned and operated business based in Patchogue that has served Suffolk County for decades. They offer a wide selection of windows from leading manufacturers and are known for their personalized service, from consultation to installation. They handle both standard replacements and more complex custom projects.

195 Waverly Ave, Patchogue, NY 11772 (Serves the entire South Shore, including Mastic)

Specialties & Features

Window repair services
Custom window solutions
Energy-efficient windows

Business Information

Years in Business:30 years
Licensed:Yes
Insured:Yes

Why These Are the Top Windows Contractors in Mastic

** The window market in Mastic, NY, is characteristic of a established Long Island residential community. The quality of service providers ranges from large, premium national brands to reputable local and regional contractors. Competition is strong, which benefits homeowners by ensuring competitive pricing and a focus on customer service. **Average Quality:** High. Due to Long Island's strict building codes and exposure to coastal weather, providers are generally experienced with installing durable, energy-efficient, and impact-resistant products. **Competition Level:** Moderate to High. Homeowners have a solid selection of 5-10 highly-rated contractors within a 20-mile radius, forcing companies to maintain high standards. **Typical Pricing:** Pricing is on the higher end of the national average, reflecting the region's cost of living. A full home window replacement can range from **$10,000 to $25,000+**, heavily dependent on the window brand (e.g., Andersen, Pella, Marvin), quality (standard vinyl vs. composite/fiberglass), and the complexity of the installation. Individual window replacements typically start at **$600-$1,200 per window**.

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 Mastic regulations and climate

Frequently Asked Questions About Windows in Mastic

Get answers to common questions about windows services in Mastic, New York.

1What is the typical cost range for a full home window replacement in Mastic, and what factors influence the price?

For a standard single-family home in Mastic, a full window replacement typically ranges from $8,000 to $20,000, depending on the number and size of windows. Key cost factors include the window material (vinyl is most common for our coastal climate), energy efficiency ratings (like Low-E coatings for Suffolk County's cold winters and humid summers), and the complexity of the installation in your specific home. Custom shapes, historic considerations, or upgrades like impact-resistant glass for storm protection will increase the price.

2How does the local Mastic and Long Island climate affect the type of windows I should choose?

Mastic's proximity to the Great South Bay means dealing with salt air, high humidity, and nor'easters. We strongly recommend windows with corrosion-resistant materials (like vinyl or clad-wood) and robust weatherstripping to combat moisture and coastal winds. Choosing windows with a high Energy Star rating for the Northeast climate zone is crucial for managing both heating costs in winter and cooling costs in our humid summers, ultimately improving home comfort and efficiency.

3Do I need a permit for window replacement in Mastic, and how long does the installation usually take?

Yes, a building permit from the Town of Brookhaven is generally required for window replacements that alter the rough opening size or involve structural changes. A reputable local installer will typically handle this process for you. For a standard whole-home installation, the physical work usually takes 1-3 days, but the total project timeline from measurement to completion can be 4-8 weeks due to manufacturing lead times and permit processing.

4What should I look for when choosing a window installation company in the Mastic area?

Prioritize local, licensed, and insured contractors with extensive experience in Suffolk County. Verify they hold the proper Home Improvement license (NYS) and check for positive reviews from Mastic or nearby Shirley/Moriches neighbors. A trustworthy provider will offer a detailed, in-home estimate (not just a phone quote), explain how they will manage local permit requirements, and provide clear warranties covering both the product and their labor against Long Island's weather extremes.

5What is the best time of year to schedule a window installation in Mastic, NY?

While installations can be performed year-round, the ideal seasons are late spring (May-June) and early fall (September-October). These periods typically offer milder, drier weather in Suffolk County, which is better for the installation process and sealing. Scheduling during these off-peak times can also provide more flexibility with installer availability and potentially faster project completion compared to the busy summer months or the dead of winter when weather delays are more likely.