General Updates

HCC/SEC/BM/OUTCOME/2026 November 5, 2026 BSE Limited National Stock Exchange of India Ltd. The Corporate Relationship Dept, Exchange Plaza, Phiroze Jeejeebhoy Towers, Bandra-Kurla Complex, Dalal Street, Sandra (East), Mumbai-400 001 Mumbai-400 051 Scrip Code: 500185, 974246, 974247 Symbol: HCC 974 249 & 97 4250 Dear Sir I Madam, Sub : Outcome of the Board Meeting - Regulations 30 and 51 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 ("SEBI Listing Regulations") The Board of Directors of the Company at its Meeting held on November 5, 2026, has, inter alia, approved the following matters: 1. Resignation of Mr. Nitesh Kumar Jha from the position of Company Secretary and Compliance Officer of the Company The Board has noted the resignation of Mr. Nitesh Kumar Jha from the position of Company Secretary and Compliance Officer under the SEBI Listing Regulations and Nodal Officer of the Company under the SEBI (Investor Protection and Education Fund) Regulations, 2009 with effect from November 5, 2026. A copy of his resignation letter is enclosed as "Annexure A". Disclosures pursuant to SEBI Master Circular No. H0/49/14/14(7)2025-CFD-POD2/I/3762/ 2026 dated January 30, 2026 is enclosed as "Annexure B" 2. Appointment of Mr. Debashis Dey as the Company Secretary and Compliance Officer of the Company The Board has appointed Mr. Debashis Dey as the Company Secretary and Compliance Officer of the Company under the SEBI Listing Regulations and Nodal Officer of the Company under the SEBI (Investor Protection and Education Fund) Regulations, 2009 with effect from November 20, 2026. Disclosures pursuant to SEBI Master Circular No. H0/49/14/14(7)2025-CFD-POD2/I/3762/ 2026 dated January 30, 2026 is enclosed as "Annexure C" 3. Revision in the list of persons authorised for the purpose of determining the materiality of events Pursuant to Regulation 30(5) of the SEBI Listing Regulations, the Board has revised the list of persons authorised for the purpose of determining the materiality of events or information and to sign and issue requisite disclosures to the Stock Exchange(s). The revised list of authorised persons is set out below: Hindustan Construction Co ltd Hincon House, LBS Marg, Vikhroli (West), Mumbai -400 083, India Tel: +91 22 2575 1000 Fax: +91 22 2577 7568 CIN : L45200MH 1 926PLCOO 1 228 www.hccindia.com Sr. Name and Designation Telephone Number 1 Mr. Arjun Dhawan +91 22 25751000 Vice Chairman & Managing Director 2 Mr. Vivek Singhal +91 22 25751000 Chief Executive Officer 3 Mr. Rahul Shukla +91 22 25751000 Chief Financial Officer 4 Mr. Debashis Dey +91 22 25751000 Company Secretary (w.e.f. November 20, 2026) The aforesaid outcome is also being made available on the website of the Company. The Meeting of the Board of Directors of the Company commenced at 1:30 p.m. and concluded at 4:15p.m. We request you to kindly take the above on record. Yours sincerely, For Hindustan Construction Company Ltd. Arjun Dhawan Vice Chairman & Managing Director Encl.: As above www.hccindia.com "Annexure A" The Board of Directors, Hindustan Construction Company Limited HINCON House, LBS Marg, Vikhroli (West), Mumbai Through: The Vice Chairman and Managing Director, Subject: Resignation from the position of Company Secretary, Compliance Officer and Key Managerial Personnel Dear Sir / Madam, In continuation of my earlier communication, I hereby tender my resignation from the positions of Company Secretary, Compliance Officer and Key Managerial Personnel of the Company, to be placed before the Board of Directors in the upcoming Board Meeting of the Company. I request the management to consider this resignation. I shall extend full cooperation in the handover of records, filings, statutory registers and pending compliances to the person designated by the Board, and I will provide any certifications required for the transition. Upon the effective date, kindly arrange for the necessary filings, including Form DIR- 12 with the Registrar of Companies. I thank the Board and the management for the opportunity to serve the Company. Yours sincerely, Nitesh Jha August 18, 2026 "Annexure B" Disclosure pursuant to SEBI Master Circular No. H0/49/14/14(7)2025-CFD POD2/I/3762/2026 dated January 30, 2026 Resignation of Mr. Nitesh Kumar Jha from the position of Company Secretary and Compliance Officer of the Company Sr. Particulars Details 1. Reason for change viz. Resignation appointment, re-appointment, resignation, removal, death or otherwise 2. Date of appointmentlre- Date: November 5, 2026 appointment/cessation (as applicable) & term of Term :Not Applicable appointment I re-appointment 3. Brief profile (in case of Not Applicable appointment) 4. Disclosure of relationships Not Applicable between directors (in case of appointment of a Director) www.hccindia.com "Annexure C" Disclosure pursuant to SEBI Master Circular No. H0/49/14/14(7)2025-CFD· POD2/I/3762/2026 dated January 30, 2026 Appointment of Mr. Debashis Dey as Company Secretary and Compliance Officer of the Company Sr. Particulars Details 1. Reason for change viz. Appointment appointment, re-appointment, resignation, removal, death or otherwise 2. Date of appointment/re- Date: November 20, 2026 appointment/cessation (as applicable) & term of Term : Not Applicable apR_ointment/re-appointment 3. Brief profile (in case of Mr. Debashis Dey is a seasoned corporate appointment) governance and compliance professional with over 22 years of experience across listed companies and multinational organisations. He has extensive expertise in corporate secretarial matters, Board governance, regulatory compliance, legal affairs, investor relations, fundraising, corporate restructuring, mergers and acquisitions, foreign investments and capital-market transactions. He has held senior leadership positions, including Head - Company Secretary & Compliance Officer at CMS Info Systems Limited, Group Company Secretary & Head - Investor Relations at Wockhardt Limited and Company Secretary & Legal Lead at Sun Pharma Advanced Research Company Limited. He has also gained experience at Piramal Glass Limited and JSW Steel Limited. He is an Associate Member of the Institute of Company Secretaries of India and holds an LL.B. degree from Utkal University and an MBA in Finance from ICFAI Business School, Mumbai. 4. Disclosure of relationships Not Applicable between directors (in case of appointment of a Director) www.hccindia.com