Sol_140P4226Q0043_Amd_0001.pdf

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 items 8 and 15, and returning or (c) By separate letter or electronic communication which includes a reference to the solicitation and amendment numbers. FAILURE OF YOUR ACKNOWLEDGMENT 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.

E. IMPORTANT: is not is required copies to the issuing office.

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT 1. CONTRACT ID CODE

2. AMENDMENT/MODIFICATION NUMBER 3. EFFECTIVE DATE 4. REQUISITION/PURCHASE REQUISITION NUMBER 5. PROJECT NUMBER (If applicable)

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

STANDARD FORM 30 (REV. 11/2016)

Prescribed by GSA FAR (48 CFR) 53.243

FACILITY CODE

9A. AMENDMENT OF SOLICITATION NUMBER

9B. DATED (SEE ITEM 11)

10A. MODIFICATION OF CONTRACT/ORDER NUMBER

10B. DATED (SEE ITEM 13)

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

The above numbered solicitation is amended as set forth in Item 14. is extended. is not extended.

12. ACCOUNTING AND APPROPRIATION DATA (If required) copies of the amendment; (b) By acknowledging receipt of this amendment on each copy of the offer submitted;

13. THIS ITEM APPLIES ONLY TO MODIFICATIONS OF CONTRACTS/ORDERS.

IT MODIFIES THE CONTRACT/ORDER NUMBER AS DESCRIBED IN ITEM 14.

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

NUMBER IN ITEM 10A.

B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES (such as changes in paying office, appropriation data, etc.) SET FORTH IN ITEM 14, PURSUANT TO THE AUTHORITY OF FAR 43.103(b).

C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO AUTHORITY OF:

D. OTHER (Specify type of modification and authority)

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

15C. DATE SIGNED

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

16C. DATE SIGNED

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

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

PAGE

6. ISSUED BY CODE

8. NAME AND ADDRESS OF CONTRACTOR (Number, street, county, State and ZIP Code) (X)

CODE

15B. CONTRACTOR/OFFEROR

(Signature of person authorized to sign)

16B. UNITED STATES OF AMERICA

(Signature of Contracting Officer)

Previous edition unusable

PAGESOF

Contractor

The hour and date specified for receipt of Offers to sign this document and return

Deborah Coles

See continuation page

DOI, NPS, NERO & NER SOUTH MABO

National Park Service Northeast Regional Contracting South/Philadelphia MABO 1234 Market Street, 20th Floor Philadelphia PA 19107

PNC

140P4226Q0043

08/03/2026

08/03/2026

1 2

CONTINUATION SHEET

REFERENCE NO. OF DOCUMENT BEING CONTINUED PAGES

NAME OF OFFEROR OR CONTRACTOR

SUPPLIES/SERVICES

(B)

UNIT

(D)

UNIT PRICE

(E)

AMOUNT

(F)

OPTIONAL FORM 336 (4-86)

Sponsored by GSA FAR (48 CFR) 53.110

ITEM NO.

(A)

QUANTITY

(C)

NSN 7540-01-152-8067

140P4226Q0043/0001

The purpose of amendment 0001 is to add a second site visit. A second site visit is planned for Friday, August 14, 2026, at 8:00AM

Eastern Time. Meet at the Fort McHenry Visitor

Center, 2400 East Fort Avenue, Baltimore, MD

21230. The site visit will continue at 10:00AM

Eastern Time at Hampton National Historic Site, 535 Hampton Lane, Towson, MD 21286. No reservation is required.

Request for firm fixed price quote for HVAC preventative maintenance service at Fort

McHenry National Monument and Historic Shrine in Baltimore, Maryland and Hampton National

Historic Site in Towson, Maryland in accordance with the attached Statement of Work.

Questions must be sent to the Contracting

Officer at Deborah_Coles@ios.doi.gov by 12:00PM

Eastern Time on August 19, 2026.

Quotes must be sent to the Contracting Officer at Deborah_Coles@ios.doi.gov by 12:00PM Eastern

Time on August 26, 2026 with "140P4226Q0043

FOMC/HAMP HVAC" in the subject line. FAXED

SUBMISSIONS WILL NOT BE ACCEPTED.

A site visit is planned for August 10, 2026, at

8:00AM Eastern Time. Meet at the Fort McHenry

Visitor Center located at 2400 East Fort

Avenue, Baltimore, MD 21230. The site visit will continue at 11:00AM Eastern Time at

Hampton HHS located at 535 Hampton Lane, Towson, MD 21286

Contractor must have an active SAM registration at the time of award.

Period of Performance: 09/01/2026 to

08/31/2029

Sponsored by GSA FAR (48 CFR) 53.110