Advanced Light Source Upgrade (ALS-U) Storage Ring “Hard Bend” (HBEND) Magnets Mechanical System. MG-05132026

Dear Prospective Offeror: Please disregard the Technical Compliance Matrix, previously included with this RPP. The required information is outlined in the RFP document. Please do not include the previously attached Technical Compliance Matrix as part of your proposal package. Thank you. Request for Proposal LBNL - MG-05132026 Revision 1 Dear Prospective Offeror: See attached revised documents outlining the updated delivery due dates for the required ordered items. 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-05132026, Advanced Light Source Upgrade (ALS-U) Storage Ring Hard Bend (HBEND) Magnets Mechanical System. We request that all prospective suppliers acknowledge receipt of this notice and indicate whether they intend to submit a proposal by May 18, 2026. 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 12/12/25 General Provisions for Commercial Supplies and Services (Foreign), Dated 12/12/2025 Price Proposal Schedule Attachment A Past Performance Reference Information Form Attachment B Representations & Certification Technical Compliance Matrix Quality Evaluation Survey TIMELINE OF EVENTS Release RFP May 13, 2026 Offeror Questions Due - May 28, 2026, 3:00 PM Pacific Time - submit via email to mggrausz@lbl.gov Proposals Due - June 11 2026, 3:00 PM Pacific Time - submit via email to mggrausz@lbl.gov Thank you,

Dear Prospective Offeror: Please see attached Request for Proposal LBNL - MG-05132026 Revision 2, with the new proposal due date of 06/18/2026. Please note that the submission of the Technical Compliance matrix is no longer required. Also attached to this notice are answers to the 1st set of questions referring to this request for proposal. Thank you. Dear Prospective Offeror: Please disregard the Technical Compliance Matrix, previously included with this RPP. The required information is outlined in the RFP document. Please do not include the previously attached Technical Compliance Matrix as part of your proposal package. Thank you. Request for Proposal LBNL - MG-05132026 Revision 1 Dear Prospective Offeror: See attached revised documents outlining the updated delivery due dates for the required ordered items. 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-05132026, Advanced Light Source Upgrade (ALS-U) Storage Ring Hard Bend (HBEND) Magnets Mechanical System. We request that all prospective suppliers acknowledge receipt of this notice and indicate whether they intend to submit a proposal by May 18, 2026. 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 12/12/25 General Provisions for Commercial Supplies and Services (Foreign), Dated 12/12/2025 Price Proposal Schedule Attachment A Past Performance Reference Information Form Attachment B Representations & Certification Technical Compliance Matrix Quality Evaluation Survey TIMELINE OF EVENTS Release RFP May 13, 2026 Offeror Questions Due - May 28, 2026, 3:00 PM Pacific Time - submit via email to mggrausz@lbl.gov Proposals Due - June 11 2026, 3:00 PM Pacific Time - submit via email to mggrausz@lbl.gov Thank you,

Dear Prospective Offeror: See attached answers to the 3rd set of questions referring to this request for proposal. Thank you. Dear Prospective Offeror: See attached answers to the 2nd set of questions referring to this request for proposal. Thank you. Dear Prospective Offeror: Please see attached Request for Proposal LBNL - MG-05132026 Revision 2, with the new proposal due date of 06/18/2026. Please note that the submission of the Technical Compliance matrix is no longer required. Also attached to this notice are answers to the 1st set of questions referring to this request for proposal. Thank you. Dear Prospective Offeror: Please disregard the Technical Compliance Matrix, previously included with this RPP. The required information is outlined in the RFP document. Please do not include the previously attached Technical Compliance Matrix as part of your proposal package. Thank you. Request for Proposal LBNL - MG-05132026 Revision 1 Dear Prospective Offeror: See attached revised documents outlining the updated delivery due dates for the required ordered items. 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-05132026, Advanced Light Source Upgrade (ALS-U) Storage Ring Hard Bend (HBEND) Magnets Mechanical System. We request that all prospective suppliers acknowledge receipt of this notice and indicate whether they intend to submit a proposal by May 18, 2026. 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 12/12/25 General Provisions for Commercial Supplies and Services (Foreign), Dated 12/12/2025 Price Proposal Schedule Attachment A Past Performance Reference Information Form Attachment B Representations & Certification Technical Compliance Matrix Quality Evaluation Survey TIMELINE OF EVENTS Release RFP May 13, 2026 Offeror Questions Due - May 28, 2026, 3:00 PM Pacific Time - submit via email to mggrausz@lbl.gov Proposals Due - June 11 2026, 3:00 PM Pacific Time - submit via email to mggrausz@lbl.gov Thank you,