One Way Plumbing, LLC

We specialize in design build plumbing systems for multi-family and mixed-use buildings. Our work has primarily been in Multiple Unit Apartments, Condominiums, Retirement Centers and Light Industrial Centers. Our plumbing design and management team have been working together for over 20 years and know how to get the job done right. Our mission is to be recognized as a leader in providing quality plumbing services to the highest specifications for our clients by: Conducting our business with honesty, fairness and respect; Meeting and exceeding our business associates expectations with our skills and experience; Providing our employees with rewarding and challenging work opportunities; Continually pursuing ways to improve our quality and performance; Ensuring stability and growth; and being responsible citizens in communities where we do business. We are active members of IAPMO (International Association of Plumbing and Mechanical Officers). IAPMO protects the public's health and safety by working in concert with government and industry to implement comprehensive plumbing and mechanical systems. We are also current members of the Master Builders Association of King and Snohomish Counties.