Appointment

Date: September 29, 2026 BSE Limited National Stock Exchange of India Limited The Corporate Relations Department, Exchange Plaza, 25th Floor, Phiroze Jeejeebhoy Towers, Bandra-Kurla Complex, Bandra (East), Dalal Street, Mumbai - 400 001 Mumbai 400 051 Stock Code – 544187 Stock Code – KRONOX Subject: Disclosures under Regulation 30, Regulation 30A and other applicable provisions of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“Listing Regulations”) read with SEBI Master Circular no. HO/49/14/14(7)2025-CFD- POD2/I/3762/2026 dated January 30, 2026 (“SEBI Master Circular”) Dear Sir/ Madam, We refer to our earlier intimation dated August 20, 2026, wherein Kronox Lab Sciences Limited (“Company”) had informed the Stock Exchanges regarding the share purchase agreement dated August 20, 2026 (“SPA”) between Mr. Ketan Vinodchandra Ramani, Mr. Pritesh Vinodchandra Ramani , Mr. Jogindersingh Gianchand Jaswal (together, the “Sellers”), Indo Borax & Chemicals Limited (“Purchaser”) and Zenrock Chemicals Private Limited for the sale of an aggregate of 2,38,44,000 equity shares (“Sale Shares”) held by the Sellers (in aggregate) in the Company, constituting 64.26% of the total paid-up equity share capital of the Company. We now wish to inform you that the Company has received an intimation from the Sellers, pursuant to the provisions of Regulations 30 and 30A of the Listing Regulations, that the Sellers have transferred the Sale Shares to the Purchaser on September 29, 2026 pursuant to the provisions of the SPA (“Sale Transaction”). Consequent to the Sale Transaction, the Sellers collectively hold 36,90,000 equity shares aggregating to 9.95% of the voting share capital of the Company and each of the Sellers along with other members of the promoter group of the Company have ceased to be members of the promoter/ promoter group of the Company with e(cid:431)ect from the completion of the Sale Transaction, in accordance with Regulation 31A(10) of the Listing Regulations. The board of directors of the Company (“Board”) in a meeting held today, i.e., on September 29, 2026 at 04:00 P.M. and which concluded at 5:15 P.M., took on record/ considered and approved, along with the items mentioned at A and B below, the transfer of Sale Shares from the Sellers to the Purchaser pursuant to the terms of the SPA. A. Change in Directors and Chief Executive O(cid:431)icer 1. Approved appointment of Executive Directors and Chief Executive O(cid:431)icer Based on the recommendation of the Nomination and Remuneration Committee of the Company, the Board has, in its meeting held on September 29, 2026, approved the appointment of: (a) Mr. Suresh Kalra (DIN: 02833715) as an additional Director (Managing Director and Chief Executive O(cid:431)icer), on the Board of the Company with e(cid:431)ect from September 29, 2026, for a period of 5 years, subject to approval of the members of the Company; (b) Mr. Sunil Malhotra (DIN: 00361641) as an additional director (executive and non- independent director) and Whole-time Director on the Board of the Company with e(cid:431)ect from September 29, 2026, for a period of 5 years and liable to retire by rotation, subject to approval of the members of the Company; and (c) Mr. Harsh Malhotra (DIN: 10785742) as an additional director (executive and non- independent), on the Board of the Company with e(cid:431)ect from September 29, 2026, for a period of 5 years and liable to retire by rotation, subject to approval of the members of the Company. The disclosures required under Regulation 30 of the Listing Regulations and the SEBI Master Circular in respect of appointment of the aforementioned directors are enclosed herewith as Annexure I. In accordance with the BSE Circular with ref. no. LIST/COMP/14/2018- 19 and the National Stock Exchange of India Limited Circular with ref. no. NSE/CML/2018/24 (together, “SE Circulars”), we hereby confirm that the above stated directors are not debarred from holding the o(cid:431)ice of director by virtue of any order passed by SEBI or any other such authority and are not related to any other directors of the Company (other than in case of Mr. Sunil Malhotra, who is the father of Mr. Harsh Malhotra). 2. Appointment of non-executive independent Directors Based on the recommendation of the Nomination and Remuneration Committee of the Company, the Board has, in its meeting held on September 29, 2026, approved the appointment of: (a) Mr. Amit Kumar Sharma (DIN: 10464060) as an additional director (non-executive and independent director), on the Board of the Company with e(cid:431)ect from September 29, 2026, for a period of 5 years, subject to approval of the members of the Company; (b) Ms. Anuradha Suneet Maheshwari (DIN: 02689682) as an additional director (non- executive and independent director), on the Board of the Company with e(cid:431)ect from September 29, 2026, for a period of 5 years, subject to approval of the members of the Company; and (c) Mr. Dhananjay Tapasvi (DIN: 03309900) as an additional director (non-executive and independent director), on the Board of the Company with e(cid:431)ect from September 29, 2026, for a period of 5 years, subject to approval of the members of the Company. The disclosures required under Regulation 30 of the Listing Regulations and the SEBI Master Circular in respect of appointment of the aforementioned directors are enclosed herewith as Annexure II. In accordance with the SE Circulars, we hereby confirm that the above directors are not debarred from holding the o(cid:431)ice of director by virtue of any order passed by SEBI or any other such authority and are not related to any other directors of the Company. 3. Appointment of Chief Financial O(cid:431)icer of the Company Based on the recommendation of the Nomination and Remuneration Committee and the Audit Committee of the Company, the Board has, in its meeting held on September 29, 2026, approved the appointment of Mr. Shashikant Bharuka as the Chief Financial O(cid:431)icer and Key Managerial Personnel of the Company with e(cid:431)ect from September 29, 2026, for a term of 5 (five) years. The disclosures required under Regulation 30 of the Listing Regulations and the SEBI Master Circular in respect of appointment of the Chief Financial O(cid:431)icer are enclosed herewith as Annexure III. 4. Resignation of Managing Director of the Company Mr. Jogindersingh Gianchand Jaswal (DIN: 02385809) has tendered his resignation as the managing director of the Company on September 29, 2026, e(cid:431)ective immediately on the delivery of the resignation letter, which was taken on record by the Board in its meeting held on September 29, 2026. Consequently, he has ceased to be a key managerial personnel of the Company and member of all committees and positions in the Company, including the Stakeholders Relationship Committee and Corporate Social Responsibility Committee of the Board, with e(cid:431)ect from the delivery of the resignation letter. The disclosures required under Regulation 30 of the Listing Regulations and the SEBI Master Circular in respect of resignation of the managing director, along with a copy of his resignation letter, is enclosed herewith as Annexure IVA. 5. Resignation of Executive Directors of the Company Mr. Ketan Ramani (DIN: 01510833) has tendered his resignation as an executive director of the Company on September 29, 2026, e(cid:431)ective immediately on the delivery of the resignation letter, which was taken on record by the Board in its meeting held on September 29, 2026. Consequently, he has ceased to be key managerial personnel of the Company, and member of all committees and positions in the Company, including the Audit Committee and Corporate Social Responsibility Committee of the Board, with e(cid:431)ect from the delivery of the resignation letter. Mr. Pritesh Vinodchandra Ramani (DIN: 02392939) has tendered his resignation as an executive director of the Company on September [Showing first 8,000 characters — download PDF for full document]