Construction of New Concrete Sewage Holding Station for the US Embassy London, United Kingdom

The U.S. Department of State, through the Regional Procurement Support Office in Frankfurt, is seeking a contractor for a firm-fixed-price project to construct a new concrete sewage holding station for the U.S. Embassy in London. The work includes complete construction services, project coordination, supervision, installation of associated services, and disposal of the existing GRP tank after the new tank is commissioned. The project is to be performed in London and requires a specialist contractor that can demonstrate authorization to work in the United Kingdom, provide plans for any licensing or visa issues, and comply with a requirement for Irrevocable Letters of Credit totaling 40% of the purchase order value. Interested firms must submit a written expression of interest by April 24, 2026, to GalloneA@state.gov and include the requested firm and contact information; the solicitation package will not be posted on SAM.gov, and the estimated magnitude is between $500,000 and $1,000,000.