Conservation and Stabilization of the Plaster and Decorative Paint at the President’s Room Ceiling, United States Capitol Building AOCSSB26R0023

THIS IS A PRE-SOLICITATION NOTICE ONLY. THIS IS NOT A REQUEST FOR PROPOSAL. The Architect of the Capitol (AOC) is issuing this pre-solicitation notice to advise industry of the upcoming procurement of professional conservation services for the conservation and Stabilization of the Plaster and Decorative Paint Statement of Work for President's Room (S-216) Ceiling Restoration, in the United States Capitol (USC). The President s Room, constructed as part of the U.S. Capitol Senate Extension, began in 1851 and completed in 1860. The room serves as a location for Presidents to sign legislation into law and serves as an interview and press conference room. The decorative painting and frescos on the walls and ceiling were designed and painted by Constantino Brumidi in 1859 and completed in early 1860. SCOPE OF WORK The contractor shall provide professional expertise for design services for ceiling plaster restoration and repair treatment plan, and subsequent implementation of the treatment plan for Room S-216. The objectives for this project are to prevent the potential loss of valuable plaster, decorative painting, frescoes, and seccos due to plaster and paint deterioration, and to design a treatment plan to safely adhere the plaster to the masonry vault at locations where delamination has occurred. Previous studies have advised that a ceiling restoration is necessary to prevent any damage to the existing plaster and frescos and maintain safe use of the President s Room. The successful Architectural Conservator, (AC) shall review reference documents, survey the existing conditions, develop design solutions for the conservation and stabilization of the plaster ceiling and decorative finishes and provide a treatment plan, specifications, and a cost estimate for the implementation phase of the contract so that the unpriced implementation option can be exercised. Selection Process: The Architect of the Capitol (AOC) is a Legislative Branch agency and is not subject to the Federal Acquisition Regulation (FAR) or Executive Orders. Services will be procured in accordance with the AOC Contracting Manual section 9.1 Negotiated Acquisitions. The selection process will be a full and open, competitive source selection. The basis of the award is a tradeoff process decision in accordance with AOC Order 34-1, Section 9.1.2.(a), indicating the CO may award to other than the lowest priced offeror or the highest technically rated offeror. The AOC intends to award one(1) contract. The award will be made to the responsible offeror that is a registered firm in sam.gov whose proposal conforms to all required terms and conditions, includes all required representations and certifications, and meets all requirements set forth in the RFP. Notice of Request for Proposal Posting: The REQUEST FOR PROPOSAL is anticipated to be posted in late March or early April 2026. Please be advised the date for solicitation posting is estimated and the actual posting may be after the projected release date. Posted will be at the Government Point of Entry (GPE) located at System for Award Management (SAM) database (www.sam.gov). In accordance with AOC Order 34-1, Section 9.1.5- Exchanges with Industry before the receipt of proposals, information exchanges among interested parties are encouraged. All inquiries, however, shall be directed only to the Contracting Officer and Contract Specialist.

The Architect of the Capitol (AOC); Supplies, Services, and Material Management Division (SSMMD) is issuing Request for Proposal (RFP) # AOCSSB26R0023 for Conservation and Stabilization of the Plaster and Decorative Paint at the President s Room Ceiling, S-216, United States Capitol Building. This RFP will potentially result in the award of one (1) contract to the responsible Offeror that is actively registered in System for Award Management (SAM) and whose proposal provides the overall best value to the AOC in accordance with the requirements set forth by this solicitation and the Statement of Work (SOW). This solicitation will use the procedures in the AOC Contracting Manual, Chapter IX Acquisition Process, 9.1 Negotiated Acquisitions, 9.1.2 Source Selection Process, (a) Tradeoff Process. KEY DATES (see solicitation for further details): April 7- non-mandatory site-visit April 8- all questions due April 20- proposal submission deadline

The Architect of the Capitol (AOC); Supplies, Services, and Material Management Division (SSMMD) is issuing Request for Proposal (RFP) # AOCSSB26R0023 for Conservation and Stabilization of the Plaster and Decorative Paint at the President s Room Ceiling, S-216, United States Capitol Building. This RFP will potentially result in the award of one (1) contract to the responsible Offeror that is actively registered in System for Award Management (SAM) and whose proposal provides the overall best value to the AOC in accordance with the requirements set forth by this solicitation and the Statement of Work (SOW). This solicitation will use the procedures in the AOC Contracting Manual, Chapter IX Acquisition Process, 9.1 Negotiated Acquisitions, 9.1.2 Source Selection Process, (a) Tradeoff Process. KEY DATES (see solicitation for further details): April 7- non-mandatory site-visit April 8- all questions due April 20- proposal submission deadline ______________________________________________________ Amendment 01 is to: 1. Issue responses to RFIs received as Section J attachment J.15 2. Issue an updated Section J attachment J.1- Statement of Work that adds sections 4.2 and 4.13.5 All other requirements remain unchanged, and the proposal due date remains the same.