Windows – Platinum Build

Certified Quality

Premium Windows & Doors – Exclusively from Pella & Platinum Build

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Expert Window & Door Replacement You Can Trust On

Certified Pella Window & Doors Installation for the Modern Home
At Platinum Build, we specialize in high-end window upgrades that blend elegance, performance, and precision. As Certified Pella Installers offering AAMA-certified workmanship, we bring luxury to every detail.

Serving Seattle, Bellevue, Kirkland, and beyond, our work is backed by premium products, smart financing, and one of the strongest warranties in the business.

Discover Your Perfect Window Style

ALL TYPES OF REPLACEMENT WINDOWS

Awning

Designed to open outward from the bottom, awning windows are perfect for allowing fresh air in, even during light rain. A great choice for basements or bathrooms.

Awning Windows

Casement

Hinged on the side and opening outward like a door, casement windows provide excellent ventilation and a clear, unobstructed view, ideal for hard-to-reach areas.

Casement Windows

Double-Hung

With two movable sashes that slide up and down, double-hung windows offer versatile ventilation and a timeless, classic look that suits any style of home.

Double-Hung Windows

Picture

Stationary and built for a clear, expansive view, picture windows flood your space with natural light and beautifully frame your outdoor scenery.

Picture Windows

Sliding

With panels that glide smoothly from side to side, sliding windows are easy to operate and perfect for wide spaces where you want maximum airflow.

Sliding Windows

Specialty Shape

Add unique charm and architectural interest to your home with specialty-shaped windows, custom-crafted to fit your style and enhance curb appeal.

Specialty Shape Windows

OUR WORK GALLERY

WORK DONE BY US

Every Window, Built for Energy Efficiency & Sound Control

At Platinum Build, we install premium wood windows and patio doors that blend beauty with performance. Our energy-efficient options meet or exceed ENERGY STAR® guidelines nationwide and are 83% more efficient than single-pane windows, reducing your utility bills year-round. With optional sound control glass that blocks 52% more outside noise, our windows provide both comfort and savings. Serving Seattle, Bellevue, Kirkland, and surrounding areas, Platinum Build delivers superior windows that enhance your home’s value and comfort.

OUR TESTIMONIALS

Hear from our happy customers

Window Installation

Window Installation

Sliding Door Installation

— Henry Borgs

I recently hired Platinum Build LLC to install new windows in my home and I have to say, I am thoroughly impressed with their work. The team was incredibly professional and efficient, making the entire process a breeze. They helped me choose the perfect windows for my home and provided valuable insights and advice throughout the entire process.

— Greg Gonzales

I recently had my windows replaced by Platinum Build LLC and couldn't be happier with the results. The installers were professional and efficient, and the windows themselves are high-quality and have made a noticeable difference in my home's energy efficiency.

— Carolyn Symons

Platinum Build LLC did a fantastic job with the sliding door installation in our home. The team was professional, efficient, and completed the job within the estimated time frame. We're impressed with the quality of their work and attention to detail. Our new sliding doors look great and function perfectly. We highly recommend Platinum Build LLC for anyone looking for reliable and top-notch sliding door installation services.

Have Peace of Mind You're Covered!

LIFETIME WARRANTY

Our windows & patio doors are backed by a lifetime limited warranty that includes accidental glass breakage coverage and transferability provisions! See the manufacturer’s warranty cards for a full description of coverage.