Manson Construction Co. was founded in 1905 as a small pile driving business supporting the early development of Seattle’s waterfront. Today, Manson’s legacy of quality marine services continues to grow at locations throughout North America. We bring innovative solutions and engineering expertise to high-profile infrastructure and energy projects. With every job, Manson rises to the occasion to meet the ever-evolving, complex marine infrastructure needs of North America and the global community.

Manson is committed to promoting and encouraging the utilization of small business concerns to the maximum practicable opportunity. As part of this commitment, we continually seek diverse suppliers and subcontractors who add value to our operations. We aim to increase our vendor base and small business participation on our contracts. Manson’s commitment extends to all small business concerns, including those qualified under the Smal Business Act and Disadvantaged Business Enterprise programs managed by State and DOT Agencies.

Manson Construction is a Heavy Civil Marine Contractor, our expertise is Pile Driving and Dredging performed mostly along US Coastlines. Approximately 70% of our contracts are with Federal Government Agency Clients, primarily with US Army Corps of Engineers and Navy Facilities Engineering Command. Manson also contracts with Local Government Agencies and Private Owners in support of Infrastructure and Waterfront Property improvements, and Fuel Distribution.