Business Details
50+ Years
experience
Professional Plumbing Services in Woodinville
Tri-State Plumbing has been delivering professional plumbing solutions since 1955, specializing in design-build services for multi-unit, mixed-use, and residential projects. Our team combines over 160 years of collective experience to ensure every system we design and install meets exacting standards of efficiency, durability, and compliance with IAPMO regulations. We prioritize transparency in quoting, open communication throughout projects, and safety for all stakeholders while serving the Greater Seattle and Puget Sound regions.Our commitment extends to environmental stewardship through waste reduction and energy-efficient plumbing solutions. As members of Master Builders of King and Snohomish Counties and the National Association of Home Builders, we uphold industry-leading practices that reflect our core values of integrity, quality, and customer-centric service.
Services
Design Build Plumbing
Multi-Unit Buildings
Commercial Tenant Improvement
New Residential Construction
Details
- Year established: 1955
Highlights and features
- Our team has over 160 years of combined plumbing experience.
- We specialize in complex design-build plumbing systems.
- We maintain full compliance with IAPMO standards.
- We prioritize transparent quoting and project communication.
- We emphasize safety and environmental responsibility.
Services
Design Build Plumbing
We engineer tailored plumbing solutions for commercial and residential projects. Our integrated design-build approach ensures systems meet specific requirements while maintaining code compliance. Professional engineers collaborate with clients to select materials and fixtures that balance functionality with budgetary constraints.
Multi-Unit Buildings
Specializing in complex plumbing for apartment complexes, senior residences, and commercial-retail hybrids. Our systems accommodate diverse usage patterns across multiple units. We coordinate with architects to integrate plumbing seamlessly into large-scale developments while ensuring long-term reliability.
Commercial Tenant Improvement
Upgrading existing commercial spaces with modern plumbing infrastructure. We handle renovations requiring new bathroom blocks, spa facilities, or utility upgrades. Our team ensures minimal disruption to ongoing operations while meeting all current code requirements during retrofit projects.
New Residential Construction
Comprehensive plumbing solutions for single-family homes, townhouses, and apartment developments. We work directly with builders to create efficient systems that meet project timelines and budgets. Our installations prioritize water conservation and energy-efficient hot water delivery.
Questions
What types of plumbing projects do you specialize in?
We focus on design-build plumbing for multi-unit buildings, commercial tenant improvements, and new residential developments across the Puget Sound region.
How long has Tri-State Plumbing been in business?
We've served the Pacific Northwest since our founding in 1955, providing plumbing solutions for over 65 years.
Do you handle both commercial and residential projects?
Yes, we work on commercial tenant improvements, multi-unit developments, and new residential construction projects of all scales.
What areas do you serve?
Our primary service area includes the Greater Seattle metropolitan region and the entire Puget Sound area.
Are your plumbers licensed and experienced?
Our team maintains current licensing and brings decades of combined experience across diverse plumbing applications and building types.
How do you ensure project timelines are met?
Through meticulous planning and our integrated design-build approach, we coordinate all phases to deliver projects on schedule.
