December Special
Up to 20% OFF | Plus Ask About Our New Flex Pay Options
Promotion ends December 31st, 2019

Schedule your free in-home, no-obligation quote today!

Do You Have A Project We Can Help With?

Get a free quote

Our Services

window icon



Learn More
door icon


Inovo Exterior Deck Blinds Closed 2 1

Learn More

Why Signature Window & Door Replacement

why window and door replacement
  • Locally owned and operated
  • Angie’s List Super Service Award winner 12 consecutive years (2007-2018)

  • 2017 & 2018 GuildMaster Award for Service Excellence recipient

  • Marvin Infinity Fiberglass exclusive regional dealer

  • Premier Simonton Vinyl dealer
  • Installation Masters certified installers

  • Lifetime Installation Warranty

Residential Replacement Windows for the Puget Sound / Greater Seattle area


Signature Window & Door Replacement is locally-owned and operated by Grant Neiss and Randy Lucas. Based out of Kent, Washington, we’ve been serving the Puget Sound region since 1999.

Grant and Randy each have more than 30 years in the industry.  They are personally involved behind the scenes on every project, ensuring you receive the best service possible.


Our sales model is built on providing personalized service.  There are no high-pressure sales tactics. Our design consultants’ #1 goal is to help you select the best products for you and your home.

We’ve won the Angie’s List Super Service Award winner 12 consecutive years (2007-2018). And Signature was one of only two window replacement companies in Washington State to win the 2017 GuildMaster Award for Service Excellence. It’s because we are committed to meeting your needs and desires.

product choicesProduct Choices

We work with a variety of suppliers and materials to best meet your needs. While it’s true we have favorite products, it’s because they have repeatedly proven themselves.  We’ll explain the pros and cons of each product.  But our ultimate goal is to help you choose the energy-efficient and beautiful windows and doors that work best for you.

Learn more about Marvin Infinity Fiberglass windows. Learn more about Simonton Vinyl windows. Learn more about Marvin wood-clad windows.

Need new exterior doors? We do those, too!  We offer a variety of exterior doors, including entry doors, French doors, and sliding patio doors.

Learn more about our door options.


Signature has installation specialists who are recognized as the best in the industry by both our customers and suppliers.  They are factory trained and authorized AAMA Certified Installers, which means they are thoroughly trained on the latest technology and best practices. This ensures your installation is done right the first time. We’ve built our success by having professional craftsmen installing our products and by providing outstanding customer service throughout the process.

warrantyLifetime Warranty

For as long as you own the home, Signature’s Lifetime Installation Warranty protects you against installation issues and includes coverage of labor, materials, and glass breakage.  Our warranty is on top of our manufacturer’s outstanding product warranties! We’ve got you covered!

The best products. The best service. The best installers.  Experience the Signature difference.  Service Areas:

We proudly serve the Greater Puget Sound region, from Everett (north) to Olympia (south), including AuburnBellevueBothell, Covington, Edmonds, Enumclaw, Federal WayIssaquahKentKirklandMaple Valley, RedmondRentonSammamishSeattleTacoma, Woodinville and surrounding areas.  Don’t see your city? Contact us!

Schedule your free in-home window and door consultation today!  Call 253.887.7792.

infinity JDPower print banner v4 MME
see outside 1

Contractor Standards Guide

Learn More

Get Inspired

Load More Posts


Review Us

View customers we’ve helped in your neighborhood

View Map

Contact Us For A Free In-Home Estimate

Get Free In-Home Estimate

Our Credentials

Marvin Infinity Logo updated 2019
marvin logo
provia logo
blue seal 280 80 bbb 64001949a
AngiesList SSA 2018 530x438
Simonton Premier Dealer Badge Logo
PSE Recommended Energy Professional Logo New 2019
signature windows credentials new

Read About Us

Redfin Logo Large2x 1 256x68 95x25