Resignation

June 30, 2026 National Stock Exchange of India BSE Limited Luxembourg Stock Exchange Limited Scrip Code: AMBUJACEM Scrip Code: 500425 Code: US02336R2004 Sub.: Disclosure under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“SEBI Listing Regulations”) Dear Sir / Madam, Pursuant to the provisions of Regulation 30 and other applicable provisions of the SEBI Listing Regulations, please note below the change in the Senior Management Personnel (“SMP”) of the Company: • Resignation of Ms. Madhavi Isanaka from the position of Chief Digital Officer (Senior Management Personnel) effective from closure of business hours on June 30, 2026. The disclosure on the aforesaid matter pursuant to the SEBI Listing Regulations read with SEBI Master Circular no. HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 dated January 30, 2026, is given in Annexure A. The above intimation is also available on the website of the Company at https://www.ambujacement.com. Kindly take the above on your record. Thanking you, Yours Sincerely, For Ambuja Cements Limited Manish Mistry Company Secretary & Compliance Officer Encl : As above Ambuja Cements Limited Registered Office: Adani Corporate House Shantigram, Near Vaishno Devi Circle, S. G. Highway, Khodiyar, Ahmedabad – 382 421, Gujarat, India Ph +91 79-2656 5555 E mail: investors.relation@adani.com www.ambujacement.com CIN: L26942GJ1981PLC004717 Annexure A Details of Change in Senior Management Personnel (SMP): Sr. Particular Details of SMP 1 Name of Senior Management Ms. Madhavi Isanaka, Personnel (SMP) Chief Digital Officer 2 Reason for Change in Senior Resignation Management viz appointment, (Reason as mentioned in the resignation, removal, death or resignation letter attached) otherwise; 3 Date of appointment / cessation (as Cessation with effect from closure applicable) & term of appointment of business hours on June 30, 2026. 4 Brief Profile: (In case of Appointment Not Applicable of SMP/ Director) 5 Disclosure of relationship between Not Applicable directors: (In case of Appointment of Director) **** Ambuja Cements Limited Registered Office: Adani Corporate House Shantigram, Near Vaishno Devi Circle, S. G. Highway, Khodiyar, Ahmedabad – 382 421, Gujarat, India Ph +91 79-2656 5555 E mail: investors.relation@adani.com www.ambujacement.com CIN: L26942GJ1981PLC004717