M1/M3 Flexure Systems and Vacuum Chambers

Dear Prospective Offeror: Please see the attached answer to the 5th set of questions referring to this request for proposal and additional files. Thank you, Dear Prospective Offeror: Please see the attached answer to the 4th set of questions referring to this request for proposal and additional file. Thank you, Dear Prospective Offeror: See the attached Request for Proposal (RFP) No. MG-11032025 M1/M3 Flexure Systems and Vacuum Chambers, Rev. 1, with the new questions and proposal due dates.

Revised TIMELINE OF EVENTS Release RFP – November 3, 2025 Pre-Proposal Conference - November 21, 2025, 8:00 am Pacific Time via Zoom - Link to be provided upon request Offeror Questions Due - December 12, 2025, 3:00 PM Pacific Time - submit via email to mggrausz@lbl.gov Proposals Due - January 12, 2026, 3:00 PM Pacific Time - submit via email to mggrausz@lbl.gov Dear Prospective Offeror: Please see the attached answer to the 3rd set of questions referring to this request for proposal and additional files.

Also, please find attached the link for the video recording of the Pre-proposal conference held on 11/21. Thank you, Dear Prospective Offeror, Please see attached answers to the 2nd question referring to this request for proposal. Thank you, Dear Prospective Offeror, Please see attached answers to the 1st set of questions referring to this request for proposal.

Thank you, Dear Prospective Offeror: The University of California, on behalf of the Lawrence Berkeley National Laboratory (LBNL), would like to invite you to participate in the Request for Proposal (RFP) No. MG-11032025, M1/M3 Flexure Systems and Vacuum Chambers.

We request that all prospective suppliers acknowledge receipt of this notice and indicate whether they intend to submit a proposal by November 10, 2025. If your company does not intend to submit a proposal, please still acknowledge receipt of this notice and provide a brief explanation for the no-bid. The RFP and associated documents (listed below) are attached to this message. The documents are associated with the email address receiving this notification. If this is not the correct email address, please notify me. RFP documents include:

RFP and Proposal Instructions Sample Subcontract and its incorporated documents SOW General Provisions Commercial Supplies & Services, dated 01/31/25 General Provisions for Commercial Supplies & Services (Foreign), dated 01/31/25 Past Performance Reference Price Proposal Schedule Attachment B Representations & Certification Quality Evaluation Survey Compliance Matrix-M1-M3 Flexure Systems and Chambers TIMELINE OF EVENTS Release RFP – November 3, 2025 Pre-Proposal Conference - November 21, 2025, 8:00 am Pacific Time via Zoom - Link to be provided upon request Offeror Questions Due - December 2, 2025, 3:00 PM Pacific Time - submit via email to mggrausz@lbl.gov Proposals Due - December 16, 2025, 3:00 PM Pacific Time - submit via email to mggrausz@lbl.gov Thank you,