Greenwich’s Trusted Window Installation Experts Since 1992

When homeowners in Greenwich want high-quality, energy-efficient window replacements installed with precision, they turn to Berkeley Exteriors — Fairfield County’s trusted exterior remodeling company for more than 30 years.

We provide top-tier window installation and replacement services designed for long-term durability, better energy efficiency, improved comfort, and a polished, elegant look that complements Greenwich’s wide range of architectural styles — from classic colonials and coastal homes to modern estates.

✅ Why Greenwich Homeowners Choose Berkeley Exteriors

✔ Premium Window Brands & Materials

We install the industry’s most reliable, energy-efficient windows, including:

Vinyl replacement windows (affordable + highly efficient)
Fiberglass windows (strong, durable, excellent insulation)
Wood-clad windows (for high-end architectural appeal)
Composite & hybrid options

Brands include Andersen®, Marvin®, Pella®, Harvey®, OKNA®, and more depending on your needs and budget.

✔ Built for Coastal Fairfield County

Greenwich homes face:

Salt air
Seasonal humidity
Cold winters
Intense summer heat

We recommend windows with high energy performance, durable frames, and long-lasting weather resistance — engineered to thrive in Connecticut’s climate.

✔ Tight, Clean, Professional Installations

Our experienced crews ensure:

Proper flashing & weatherproofing
Correct fit & seal to prevent drafts
Clean and precise interior/exterior finishing
No damage to trim, siding, or framing
Fast, reliable installation with minimal disruption

✔ Energy Savings You Can Feel

Upgrading your windows can reduce energy loss, improve HVAC efficiency, and help stabilize indoor temperatures. Many homeowners see noticeable improvements in comfort and monthly bills.

🔨 Our Greenwich Window Installation Services

➡ Full Window Replacement

We remove your old windows and install new, energy-efficient models designed to match your home’s style and construction.

➡ New Window Installation

Perfect for additions, remodels, or creating more natural light in your home.

➡ Specialty Window Types

We install:

Double-hung
Casement
Picture windows
Bay & bow
Sliding windows
Awning windows
Custom shapes & architectural windows

➡ Coastal & Storm-Resistant Options

For waterfront homes in Riverside, Cos Cob, Old Greenwich, and Belle Haven, we offer:

Impact-resistant glass
Enhanced weatherstripping
Corrosion-resistant hardware

➡ Window Frame Repair / Replacement

If frames are rotted or damaged, we can repair or replace them during installation.

🌤 Windows Designed for Greenwich Homes

Greenwich homes range from historic colonials to modern luxury estates — and each requires the right window type. We help homeowners choose the best combination of:

Style
Energy performance
Material durability
Noise reduction
Curb appeal

Our installations enhance the aesthetics of the home while improving comfort and long-term value.

✅ Our Seamless 5-Step Process

In-Home Consultation in Greenwich
We evaluate your current windows, discuss your goals, and provide material and style recommendations.
Precise Measurement & Estimate
You’ll receive a detailed proposal with transparent pricing — no surprises.
Custom Window Ordering
We order windows built specifically for your home’s openings and specifications.
Professional Installation
Our trained crews install your new windows safely, efficiently, and cleanly.
Final Inspection
We perform a complete walk-through with you to ensure every detail meets our quality standards.

⭐ Proudly Serving All of Greenwich

We install windows throughout:

Old Greenwich
Riverside
Cos Cob
Glenville
Back Country Greenwich
Belle Haven
Downtown Greenwich

No matter the neighborhood, we offer solutions that match the character and value of your home.

Get Your Free Window Installation Quote in Greenwich, CT

Berkeley Exteriors is ready to help you upgrade your home with premium, energy-efficient windows installed by trusted experts.

📞 (203) 877-4373
🌐 www.berkeleyexteriors.com
📍 Based in Milford — proudly serving Greenwich & all of Fairfield County

Window Installer Greenwich, CT

Greenwich, CT Window Replacement