Changes in Director's Interest (Section 219 of CA 2016) — TAN SRI IR. KUNASINGAM A/L V.SITTAMPALAM

Changes in Director's Interest (Section 219 of CA 2016) HSS ENGINEERS BERHAD Information Compiled By KLSE Particulars of Director Name TAN SRI IR. KUNASINGAM A/L V.SITTAMPALAM Descriptions(Class) Ordinary Shares Details of changes No Date of change No of securities Type of transaction Nature of Interest 1 13/10/2026 76,000 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 — Consideration (if any) RM0.4922 per share 2 14/10/2026 185,000 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 — Consideration (if any) RM0.4676 per share Circumstances by reason of which change has occurred Acquisition of shares via open market Nature of interest Direct Interest Total no of securities after change Direct (units) 1,269,100 Direct (%) 0.250 Indirect/deemed interest (units) 108,208,632 Indirect/deemed interest (%) 21.281 Date of notice 15/10/2026 Date notice received by Listed Issuer 15/10/2026 Remarks: 1. The pe