Intimation of receipt of request for reclassification from ''Promoter Group'' category to ''Public'' category under Regulation 31A of SEBI LODR regulations, 2015.

Date: November 07, 2026 The Secretary, Listing Department Bombay Stock Exchange Ltd Phiroze Jeejeebhoy Towers, Dalal Street, Mumbai – 400 001, MH, IN. Subject: Prior Intimation of the Board Meeting pursuant to Regulation 29 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015. Reference: Security ID: KARBON / Security Code: 544511 / ISIN: INE0V8A01016 Dear Sir/Madam, Pursuant to Regulation 29 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, this is to inform you that the meeting of the Board of Directors of the Company is scheduled to be held on Saturday, November 14, 2026 at 1.00 p.m. at the registered office of the Company, to consider and approve the following transactions: 1. Unaudited Standalone Financial Results along with the Auditor’s Limited Review Report of the Company for the half-year ended September 30, 2026; 2. Reclassification of promoter group of the Company To consider the request received from Mrs. Jharna Ajmera, Sister of Mrs. Mittal Shrenik Shah, Whole- time Director of the Company, presently classified as a member of the Promoter Group of the Company, seeking reclassification from the ‘Promoter Group’ category to the ‘Public’ category pursuant to Regulation 31A of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015. You are requested to please consider and take the same on record. Thanking You. Yours Faithfully, For and on behalf of Karbonsteel Engineering Limited Siddhi Parmar Company Secretary & Compliance Officer ACS : 60563 Place: Mumbai