15 89233126QNA000465 Amend 4.pdf

Department of Energy National Nuclear Security Administration

Partnership and Acquisition Services Post Office Box 5400 Albuquerque, NM 87185

June 3, May 26, April 22, 20, 15, 2026

TO: Prospective Offerors

FROM: Contracting Officer, NNSA Office Of Partnership and Acquisition Services

(NA-PAS)

SUBJECT: Amendment #4 Attachment L-3 Q&A; Updated RFQ Letter June 3, 2026 Amendment #3 Uploaded Attachment M-1 Rev 2; Removed Provision NNS-L-

1005 Minimal Other Than cost or Price Data & FAR 52.217-9; Option to Extend Terms of the Contract (MAR 2000); Attachment 1 SOW Rev 1; Attachment 2 Reporting Requirement Checklist; Attachment L-1 RFQ Instructions; Attachment L-2 Task Order Price Quote Spreadsheet, Changed Contracting Officer’s name/email; Changed the period of performance; Changed the Questions and Answers date and Changed due date for all revised quotes.

Amendment #2 Q&As; Amend 1 had an error stating Quotes were due April 22, 2026, an email was sent on April 21, 2026, to all NEPA vendors informing them the RFQ due date remains unchanged - Quotes are due on April 27, 2026.

Amendment #1 Uploaded Attachment M-1 Rev 1; Questions & Answers and updated the RFQ Letter.

Request for Quotation No. 89233126QNA000465 the United States (U.S.)

Department of Energy (DOE), National Nuclear Security Administration (NNSA) Contracting Operations Division is hereby issuing the attached Request for Quotation (RFQ) for National Environmental Policy Act (NEPA) Site Wide Environmental Assessment (SWEA) Continued Support at Sandia Field Office, California facilities for DOE/NNSA Sandia Field Office (NA-SN)

To assist in preparing your quotation, enclosed for your review are the following nine eleven

(119) essential documents attached to the subject RFQ:

1. Attachment 1 Statement of Work (SOW); Rev 1, May 21, 2026 Two Versions (Final 16pgs & Track Changes 17pgs)

2. Attachment 1-A SNL CA SWEA Boundary Map

3. Attachment 1-B SNL CA Final SWEA 2003

4. Attachment 1-C SNL CA Supplemental Analysis 2012

5. Attachment 2 Reporting Requirements Checklist (RRC); Rev 1, May 21, 2026

6. Attachment 3 Wage Determination (WD) – Vendor Shall Provide

7. Attachment L-1 RFQ Instructions; Rev 1, May 21, 2026

8. Attachment L-2 Task Order Price Quote Spreadsheet; Rev 1, May 21, 2026

9. Attachment M-1 Evaluation Factors Rev 1, April 20, 2026; Rev 2, May 21, 2026

10. Attachment L-3 Questions and Answers; April 22, 2026 Questions and Answers Amend 2, June 3, 2026 Questions and Answers Amend 4

-2-

11. Attachment L-4 Cover Letter & Amend 1; April 22, 2026 Revised Attach L-4 & Amend 2, May 21, 2026 Revised Attach L-4 & Amend 3, June 3, 2026 Revised Attach L-4 & Amend 4

We encourage you to direct any questions concerning this requirement to both Tamra Ortiz and Carla Armstrong via email at tamra.ortiz@nnsa.doe.gov and carla.armstrong@nnsa.doe.gov no later than 14:00 Mountain Time on June 2, 2026 April 22, 2026. Please see attachment L-1, section 2.0 for more information regarding questions.

TAMRA L. ORTIZ

Contracting Officer

(x)

89233126QNA000465

x x

1 copies of the amendment; (b) By acknowledging receipt of this amendment on each copy of the offer submitted ; or (c) By separate letter or electronic communication which includes a reference to the solicitation and amendment numbers. FAILURE OF YOUR ACKNOWLEDGEMENT TO BE

RECEIVED AT THE PLACE DESIGNATED FOR THE RECEIPT OF OFFERS PRIOR TO THE HOUR AND DATE SPECIFIED MAY RESULT IN REJECTION OF YOUR

OFFER. If by virtue of this amendment you desire to change an offer already submitted , such change may be made by letter or electronic communication, provided each letter or electronic communication makes reference to the solicitation and this amendment, and is received prior to the opening hour and date specified.

x

Albuquerque NM 87185-5400

05251

P.O. Box 5400 Albuquerque Complex

NA-PAS-313

NNSA Field Services Acq Branch

Albuquerque NM 87185-5400

05001

P.O. Box 5400 Albuquerque Complex

NA-PAS-31

NNSA Contracting Op Div

04/15/20260004

13. THIS ITEM ONLY APPLIES TO MODIFICATION OF CONTRACTS/ORDERS. IT MODIFIES THE CONTRACT/ORDER NO. AS DESCRIBED IN ITEM 14.

12. ACCOUNTING AND APPROPRIATION DATA (If required) is not extended.is extended, Items 8 and 15, and returning

Offers must acknowledge receipt of this amendment prior to the hour and date specified in the solicitation or as amended , by one of the following methods: (a) By completing

The above numbered solicitation is amended as set forth in Item 14. The hour and date specified for receipt of Offers

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

FACILITY CODE CODE

10B. DATED (SEE ITEM 13)

10A. MODIFICATION OF CONTRACT/ORDER NO.

9B. DATED (SEE ITEM 11)

9A. AMENDMENT OF SOLICITATION NO.

CODE

8. NAME AND ADDRESS OF CONTRACTOR (No., street, county, State and ZIP Code)

7. ADMINISTERED BY (If other than Item 6)CODE 6. ISSUED BY

PAGE OF PAGES

4. REQUISITION/PURCHASE REQ. NO.3. EFFECTIVE DATE2. AMENDMENT/MODIFICATION NO. 5. PROJECT NO. (If applicable)

1. CONTRACT ID CODE

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT

04/15/2026

CHECK ONE A. THIS CHANGE ORDER IS ISSUED PURSUANT TO: (Specify authority) THE CHANGES SET FORTH IN ITEM 14 ARE MADE IN THE CONTRACT

B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES (such as changes in paying office, C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO AUTHORITY OF:

D. OTHER (Specify type of modification and authority) appropriation data, etc.) SET FORTH IN ITEM 14, PURSUANT TO THE AUTHORITY OF FAR 43.103(b).

E. IMPORTANT: Contractor is not is required to sign this document and return __________________ copies to the issuing office.

ORDER NO. IN ITEM 10A.

14. DESCRIPTION OF AMENDMENT/MODIFICATION (Organized by UCF section headings, including solicitation/contract subject matter where feasible.)

Amendment #4 - Attachment L-3 Q&A.

Period of Performance: 06/29/2026 to 06/28/2027

16A. NAME AND TITLE OF CONTRACTING OFFICER (Type or print)15A. NAME AND TITLE OF SIGNER (Type or print)

15C. DATE SIGNED 16B. UNITED STATES OF AMERICA 15B. CONTRACTOR/OFFEROR 16C. DATE SIGNED

(Signature of person authorized to sign) (Signature of Contracting Officer)

Tamra L. Oritz

STANDARD FORM 30 (REV. 11/2016)

Prescribed by GSA FAR (48 CFR) 53.243

Previous edition unusable

Except as provided herein, all terms and conditions of the document referenced in Item 9 A or 10A, as heretofore changed, remains unchanged and in full force and effect .

04/15/2026