Welcome to Tiernan Custom Decks

Creating Outdoor Living spaces in the greater Seattle area

Welcome to Tiernan Custom Decks Website. Over the past 10 years we have been creating custom outdoor living spaces that are customized to any space and the people who enjoy them. Every job that we complete, our custom look, feel, craftmanship and quality will be apparent at first sight. No matter what the size, type of materials being used, rail style, lighting packages, benching, or custom touches, Tiernan Custom Decks strives to achieve 100% customer satisfaction each and every project. We appreciate your time and consideration for any of your outdoor living needs. Call anytime for free estimates and information on seasonal discounts available throughout the year.

Tiernan Custom Decks

Maple Valley, Washington
Phone: 253.951.1890

info@tiernancustomdecks.com