Slayden is a leader in the construction industry, with a primary focus on water and wastewater infrastructure. Slayden is built on strong values, hard work and a commitment to getting the job done right. The success of our company is best expressed through our efforts to provide a safe work place with respected employees and a committed management team. Our approach has provided steady growth in work volume, successful career development for personnel, and an extensive list of satisfied clients for more than 30 years.
Strength through Experience and Knowledge
Through our unwavering dedication to customer service, we have become one of the most respected contractors in the Pacific Northwest and northern California, providing our clients with heavy civil and environmental construction services that include industry-leading preconstruction services and safety practices. Our projects include water and wastewater treatment facilities, dams, fisheries, renewable energy/hydro, river restoration and other heavy civil projects.
Recently with Slayden
Slayden has operated in the Pacific Northwest and northern California for more than 30 years as a leading project delivery contractor. With the ultimate goal of delivering maximum value to our clients and their local communities, we provide single-source, integrated, construction services and the full range of project delivery methods.
Slayden is a US regional division of MWH Constructors, who was recently acquired with funds managed by Oaktree Capital Management in partnership with MWHC’s management.
Same Company – Same People
We are the same company, with more resources, and the same dedicated team committed to providing you the highest level of service.
This is an exciting development for MWH Constructors and our very talented and dedicated employees around the globe,” said Blair Lavoie, Chief Executive Officer and President of MWH. “We have worked hard to grow a world-class portfolio of water and wastewater infrastructure projects, and our partnership with Oaktree will enable us to further improve and expand our services to our customers. With the additional resources of this new partnership, our future is bright.”
Planning and Coordination
Commissioning and Startup
Electronic O&M Manuals
Alternative Delivery Methods
Construction Manager At Risk (CMAR)
Flexible Pricing Approaches
Small Business Participation
To build great people, projects, and relationships.
People Matter: We look after people unconditionally with character, honesty, and integrity.
Team Unity: We work as a team to exceed expectations while displaying loyalty and commitment.
Solutions Driven: We adjust positively to challenges encountered.
Future Focused: We make decisions with the long term in mind.