- Seattle, Tacoma and Surrounding Cities
- office@biddlecontractingservices.com
At Biddle Contracting Services, we’ve been serving Seattle, Tacoma, and surrounding cities for 50 years. We provide top-rated residential plumbing and commercial plumbing for local homes and businesses. From leak detection and pipe repair to full system installation, we’re the plumber in Seattle that Washington trusts.
Since 1977, our family-owned company has taken pride in treating every project like it’s our own. When you call Biddle, you’re not just hiring another plumbing contractor; you’re partnering with a team that values integrity, precision, and people.
Clear quotes, no surprises. We pride ourselves on offering transparent, upfront pricing, every time.
Every technician is fully certified and trained in repairs, installations, maintenance, and more.
Friendly communication, clean job sites, and long-term solutions over quick fixes.
Our story started when Dean Biddle, then a young tradesman, began plumbing new homes during the Seattle housing boom of the 1970s. What began as “Dean the Plumber” has grown into Biddle Contracting Services — a multi-generation family business proudly serving both residential and commercial clients across the Puget Sound.
We specialize in water supply systems and plumbing upgrades, ensuring every pipe, joint, and fixture meets code and performs efficiently. Our licensed plumbing professionals are trained to detect faults, repair fixtures, and test systems for safety and durability.
From high-traffic facilities to family homes, we serve a wide range of property types with plumbing services designed to meet the unique demands of each space.
Apartments, condos, and HOAs rely on plumbing systems that stay consistent across multiple units. We provide dependable, responsive service that helps minimize disruptions, protect building infrastructure, and keep residents comfortable.
Downtime isn’t an option for commercial spaces. Whether you operate an office, retail space, or facility, we provide professional-grade plumbing that supports your operations, ensures compliance, and minimizes disruption.
Planning a home remodel? We provide expert residential plumbing that supports your renovation goals — from rerouting lines to installing new fixtures. Our residential plumbing services and code-compliant and widely trusted.
Our reputation is half-a-century-strong, and it’s built on happy customers who count on us for reliable plumbing services. Here’s what they have to say about Biddle Contracting Services.
