SECURITIES AND EXCHANGE COMMISSIONSEC FORM 17-C

CURRENT REPORT UNDER SECTION 17
OF THE SECURITIES REGULATION CODE
AND SRC RULE 17.2(c) THEREUNDER

1. Date of Report (Date of earliest event reported)

Oct 15, 2026

2. SEC Identification Number

30939

3. BIR Tax Identification No.

058-330-000

4. Exact name of issuer as specified in its charter

Philippine National Construction Corporation

5. Province, country or other jurisdiction of incorporation

Philippines

6. Industry Classification Code(SEC Use Only)

7. Address of principal office

PNCC Complex KM15 East Service Road Bicutan, Parañaque City Postal Code 1700

8. Issuer's telephone number, including area code

88460209

9. Former name or former address, if changed since last report

N/A

10. Securities registered pursuant to Sections 8 and 12 of the SRC or Sections 4 and 8 of the RSA

Title of Each Class	Number of Shares of Common Stock Outstanding and Amount of Debt Outstanding
Common	174,444,759

11. Indicate the item numbers reported herein

4-8

The Exchange does not warrant and holds no responsibility for the veracity of the facts and representations contained in all corporate disclosures, including financial reports. All data contained herein are prepared and submitted by the disclosing party to the Exchange, and are disseminated solely for purposes of information. Any questions on the data contained herein should be addressed directly to the Corporate Information Officer of the disclosing party.

Philippine National Construction CorporationPNC

PSE Disclosure Form 4-8 - Change in Directors and/or Officers
(Resignation/Removal or Appointment/Election)
References: SRC Rule 17 (SEC Form 17-C) and
Section 4.4 of the Revised Disclosure Rules

Subject of the Disclosure
Non-extension of Contract of Service of an Officer
Background/Description of the Disclosure
Ms. Yolanda C. Mortel, Head of MMD, retired on December 28, 2022. She continued to served the company through a contract of service. On October 15, 2026, her contract of service was not extended due to health reasons.

Resignation/Removal or Replacement

Name of Person	Position/Designation	Effective Date of Resignation/Cessation of term (mmm/dd/yyyy)	Reason(s) for Resignation/Cessation
Yolanda C. Mortel	Head of Materials Management Department	Oct/15/2026	Non-extension of contract of service due to health reasons

Election or Appointment

Name of Person	Position/Designation	Date of Appointment/Election (mmm/dd/yyyy)	Effective Date of Appointment Election (mmm/dd/yyyy)	Shareholdings in the Listed Company		Nature of Indirect Ownership
				Direct	Indirect
N/A	N/A	N/A	N/A	0	0	0

Promotion or Change in Designation

Name of Person	Position/Designation		Date of Approval (mmm/dd/yyyy)	Effective Date of Change (mmm/dd/yyyy)	Shareholdings in the Listed Company		Nature of Indirect Ownership
	From	To			Direct	Indirect
N/A	N/A	N/A	N/A	N/A	0	0	0

Other Relevant Information
N/A