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  4. ›Winfield House Roof Replacement, London

U.S. Department Of State·District of Columbia

Winfield House Roof Replacement, London

Closes 9/10/2026$500k – $2MRequest for Quotation
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Description

The U.S. Department of State is seeking a contractor to replace the roof of the Winfield House in London, United Kingdom. The work includes removal and disposal of existing roof systems, temporary relocation of existing lead flashings, minor concrete-deck repairs, installation of insulation and cover board, and installation of a two-ply modified-bitumen roof system. The contractor will be required to provide all necessary labor, supervision, tools, equipment, transportation, services, testing, commissioning, documentation, management, and other costs necessary to complete the required work. • The contractor must have experience in similar construction services. • The contractor must have the necessary registrations, licenses, permits, professional certifications, work authorizations, and other approvals to perform the contract in the country of performance. • The contractor must provide a complete price quotation, including a breakdown of all costs. • The contractor must provide a technical quotation, including a description of the proposed approach, project schedule, and quality management program. • The contractor must have a satisfactory performance record and demonstrate integrity and business ethics.

Attached files

Contact

Patticha Gruenbeck(Contract Specialist)

[email protected]

Key dates

Opened
8/12/2026
Questions due
8/25/2026
Pre-bid meeting
8/20/2026
Site visit
8/20/2026
Closes
9/10/2026
Duration
150 days

Last updated

Details

Type
Request for Quotation
Industry
Construction
NAICS
238160
Solicitation №
19GE5026Q0121

Budget estimate

$500,000 – $2,000,000

Based on the scope of work, which includes the removal and disposal of existing roof systems, minor concrete-deck repairs, and the installation of a new roof system, the estimated budget for this contract could be in the range of $500,000 to $2,000,000. This estimate is based on industry standards for similar construction projects and takes into account the complexity of the work, the location, and the materials required. Factors that may influence the likely payment range include the experience and qualifications of the contractor, the availability of materials and labor, and any unforeseen site conditions that may affect the cost of the project.

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