WSM Pacific Siop, A Joint Venture

WSM Pacific Siop, A Joint Venture is a foreign-owned architectural and engineering firm registered in Honolulu, Hawaii, that specializes in complex naval infrastructure design, planning, and modernization services. The joint venture holds a strategic position as a key contractor for the U.S. Navy's Naval Facilities Engineering Command, delivering comprehensive technical solutions for shipyard infrastructure optimization and recapitalization initiatives across the Pacific region and globally. Operating under a partnership structure and registered in SAM.gov since May 31, 2020, WSM Pacific Siop provides federal agencies with specialized expertise in preliminary design authorizations, advanced planning studies, seismic vulnerability assessments, facility design services, utility investigations, hazardous materials management, and infrastructure recapitalization planning for critical naval assets and facilities.

Through its federal contract awards, WSM Pacific Siop has delivered a diverse portfolio of architectural and engineering services funded exclusively by the Naval Facilities Engineering Command. Specific project deliverables include seismic assessments and technical clarifications for dry docks at Portsmouth Naval Shipyard, Norfolk Naval Shipyard, and Yokosuka Ship Repair Facility in Japan; design services for specialized manufacturing facilities such as a Forge and Heat Treat Shop and a Shipfitter-Welder Facility; design work for a Submarine Intermediate-level Maintenance Facility Radiological Maintenance Facility at Naval Base Guam; advanced planning studies for dry dock recapitalization; preliminary design authorization services for electrical upgrades to the USS Gerald R. Ford-class aircraft carrier; waterfront production support facility design; building demolition services; and flood protection and crane rail repair work. The firm executes these projects with an extensive subcontractor network including WSP USA Solutions Inc., Moffatt & Nichol, Stantec Consulting Services Inc., Power Engineers Inc., Alliance Consulting Group, HDR Engineering, Wood Harbinger Inc., and numerous specialized firms providing geotechnical, environmental, fire protection, and cost estimation support. All awarded delivery orders are firm fixed-price contracts with no set-aside designations, allowing WSM Pacific Siop to apply its full organizational capabilities to meet NAVFAC requirements.

WSM Pacific Siop holds a single-award Indefinite Delivery Indefinite Quantity contract with Naval Facilities Engineering Command valued at $500 million, awarded on September 7, 2021, with a performance period extending through September 6, 2026. This IDIQ vehicle provides comprehensive architectural and engineering services supporting the Navy's Shipyard Infrastructure Optimization Program and related capital infrastructure projects at naval facilities under NAVFAC's Pacific cognizance. The contract scope encompasses preliminary design authorizations, advanced planning studies, final design packages, seismic vulnerability assessments, utility investigations, facility design studies, topographic surveys, hazardous materials assessments, cost estimating, program management, and infrastructure recapitalization planning. As of September 2025, NAVFAC has exercised multiple firm-fixed-price delivery orders totaling approximately $301.7 million against this IDIQ vehicle, supporting critical infrastructure projects at locations including Naval Base Guam, Portsmouth Naval Shipyard, Norfolk Naval Shipyard, Puget Sound Naval Shipyard, Yokosuka Ship Repair Facility, and other facilities under NAVFAC Pacific's cognizance. The delivery orders address diverse requirements ranging from structural stabilization and manufacturing facility design to submarine maintenance infrastructure development and aircraft carrier electrical system modernization, demonstrating the broad utility of this foundational contract vehicle for supporting the Navy's multi-year infrastructure modernization objectives across its geographically dispersed operational footprint.