Changes in Sub. S — hldr's Int (Section 138 of CA 2016) — TAN SRI IR. KUNASINGAM A/L V.SITTAMPALAM

Changes in Sub. S-hldr's Int (Section 138 of CA 2016) HSS ENGINEERS BERHAD Particulars of substantial Securities Holder Name TAN SRI IR. KUNASINGAM A/L V.SITTAMPALAM Nationality/Country of incorporation Malaysia Descriptions (Class) Ordinary Shares Details of changes No Date of change No of securities Type of Transaction Nature of Interest 1 18 Sep 2026 10,000 Acquired Direct Interest Name of registered holder M & A Nominee (Tempatan) Sdn Bhd Pledged Securities Account for Kunasingam A/L V.Sittampalam (M&A) Description of "Others" Type of Transaction — Circumstances by reason of which change has occurred Acquisition of shares via open market Nature of interest Direct Interest Direct (units) 808,100 Direct (%) 0.159 Indirect/deemed interest (units) 108,208,632 Indirect/deemed interest (%) 21.281 Total no of securities after change 109,016,732 Date of notice 21 Sep 2026 Date notice received by Listed Issuer 21 Sep 2026 Remarks: The percentage of the shareholding is based on the total issued share capital of 508,480,118 ordinary shares as of 18 September 2026. Announcement Info Company Name HSS ENGINEERS BERHAD Stock Name HSSEB Date Announced 21 Sep 2026 Category Change in the.