Please find enclosed herewith Notice of 15th Annual General Meeting of the Company to be held on September 23, 2026

Date: September 1, 2026 The Secretary, Listing Department Bombay Stock Exchange Ltd Phiroze Jeejeebhoy Towers, Dalal Street, Mumbai – 400 001, MH, IN. Sub: Notice of 15th Annual General Meeting of the Company Reference: Security ID: KARBON / Security Code: 544511 / ISIN: INE0V8A01016 Dear Sir/Madam, We hereby inform you that the 15th Annual General Meeting (“AGM”) of Karbonsteel Engineering Limited (“the Company”) is scheduled to be held on Wednesday, September 23, 2026 at 3:00 P.M. (IST) through Video Conferencing (“VC”)/Other Audio-Visual Means (“OAVM”), in accordance with the applicable provisions of the Companies Act, 2013 and the rules made thereunder, read with the applicable circulars issued by the Ministry of Corporate Affairs and the Securities and Exchange Board of India. In this regard, the Company has fixed the following dates: Particulars Details Date and Time of AGM Wednesday, September 23, 2026 at 3:00 P.M. (IST) Mode of AGM Through Video Conferencing (“VC”)/ Other Audio-Visual Means (“OAVM”) Cut-off Date for Remote E-voting and E-voting at Wednesday, September 16, 2026 Commencement of Remote E-voting Sunday, September 20, 2026 at 9:00 A.M. (IST) End of Remote E-voting Tuesday, September 22, 2026 at 5:00 P.M. (IST) The remote e-voting facility shall be available to the Members during the aforesaid period. Further, the Company shall provide the facility of e-voting during the AGM to those Members who have not cast their votes through remote e-voting. The Notice convening the 15th AGM of the Company is enclosed herewith for your information and records. The said Notice is also available on the Company website at: www.karbonsteel.com We request you to kindly take the above on record. Thanking You. For Karbonsteel Engineering Limited Siddhi Parmar Company Secretary & Compliance Officer ACS 60563 NOTICE OF ANNUAL GENERAL MEETING NOTICE is hereby given that the 15th Annual General Meeting of the members of Karbonsteel Engineering Limited (“the Company”) will be held on Wednesday, September 23, 2026 at 3.00 p.m. through Video Conferencing (“VC”) / Other Audio Visual Means (“OAVM”) facility to transact the following business: ORDINARY BUSINESS: 1) To receive, consider and adopt the Audited Standalone Financial Statements of the company for the financial year ended March 31, 2026, together with the Independent Auditor’s Report thereon and Report of the Board of Directors’ thereon; 2) To re-appoint Mr. Shrenik Kirit Shah (DIN: 02070901), as Managing Director of the Company, who retires by rotation and, being eligible, offers himself for re-appointment. SPECIAL BUSINESS: 3) RATIFY THE REMUNERATION PAYABLE TO COST AUDITORS OF THE COMPANY FOR THE FINANCIAL YEAR 2026-27: To consider and if thought fit to pass the following resolution as an Ordinary Resolution: “RESOLVED THAT pursuant to the provisions of Section 148(3) and other applicable provisions, if any, of the Companies Act, 2013, read with the Companies (Audit and Auditors) Rules, 2014 including any statutory modification(s) or re-enactment(s) thereof for the time being in force), the remuneration payable to M/s Mayur Chhaganbhai Undhad & Co, (Registration No.103961) appointed by the Board of Directors of the Company, on recommendation of the Audit Committee, to conduct the audit of the cost records of the Company for the financial year 2026-27, amounting to Rs. 17,000/- p.a. (Rupees Seventeen Thousand only) be and is hereby ratified and confirmed.” RESOLVED FURTHER THAT the Board of Directors of the Company be and is hereby authorized to do all acts, deed, things and matters to take all such steps as may be necessary, proper or expedient to give effect to this resolution.” 4) TO CONSIDER AND APPROVE CREATION OF SECURITY(IES) ON THE PROPERTIES OF THE COMPANY, BOTH PRESENT AND FUTURE, IN FAVOUR OF LENDERS IN TERMS OF PROVISIONS OF SECTION 180(1)(A) OF COMPANIES ACT, 2013: To consider and if thought fit, to pass with or without modification(s), the following resolution as a Special Resolution: “RESOLVED THAT in supersession of all previous resolutions passed by the Company in this regard, and pursuant to the provisions of Section 180(1)(a) and other applicable provisions, if any, of the Companies Act, 2013 (“the Act”) read with the Companies (Meetings of Board and its Powers) Rules, 2014 including any statutory modification(s) or re-enactment(s) thereof, for the time being in force, the Articles of Association of the Company and as recommended by the Audit Committee and Board of Directors of the Company, consent of the Members of the Company be and is hereby accorded for creation of charge / mortgage / pledge / hypothecation / security in addition to existing charge / mortgage / pledge / hypothecation / security, in such form and manner and with such ranking and at such time and on such terms as the Board may determine, on all or any of the moveable and / or immovable properties, tangible or intangible assets of the Company, both present and future and / or the whole or any part of the undertaking(s) of the Company, as the case may be in favour of the Lender(s), Agent(s) and Trustee(s), for securing the borrowings availed / to be availed by the Company by way of loan(s) (in foreign currency and / or rupee currency) and securities (comprising fully / partly convertible debentures and/or non-convertible debentures with or without detachable or non-detachable warrants and / or secured premium notes and / or floating rate notes / bonds or other debt instruments), issued / to be issued by the Company including deferred sales tax loans availed / to be availed by various Units of the Company, from time to time, subject to maximum amount upto Rs. 400,00,00,000/- (Rupees Four Hundred Crores Only) together with interest at the respective agreed rates, additional interest, compound interest in case of default, accumulated interest, liquidated damages, commitment charges, premia on prepayment, remuneration of the Agent(s) / Trustee(s), premium (if any) on redemption, all other costs, charges and expenses, including any increase as a result of devaluation / revaluation / fluctuation in the rates of exchange and all other monies payable by the Company in terms of the Loan Agreement(s), Debenture Trust Deed(s) or any other document, entered into / to be entered into between the Company and the Lender(s) / Agent(s) / Trustee(s) / State Government(s) / Agency(ies) representing various state government and/or other agencies etc. in respect of the said loans / borrowings / debentures / securities / deferred sales tax loans and containing such specific terms and conditions and covenants in respect of enforcement of security as may be stipulated in that behalf and agreed to between the Board and the Lender(s) / Agent(s) / Trustee(s) / State Government(s) / Agency(ies), etc. RESOLVED FURTHER THAT the securities to be created by the Company as aforesaid may rank prior / pari passu / subservient with / to the mortgages and /or charges already created or to be created in future by the Company or in such other manner and ranking as may be thought expedient by the Board (including any Committee duly constituted by the Board of Directors or any authority as approved by the Board of Directors) and as may be agreed to between the concerned parties. RESOLVED FURTHER THAT for the purpose of giving effect to this resolution, the Board be and is hereby authorised to finalise, settle, and execute such documents / deeds / writings / papers / agreements as may be required and to do all such acts, deeds, matters and things, as it may in its absolute discretion deem necessary, proper or desirable and to settle any question, difficulty or doubt that may arise in regard to creating mortgages / charges as aforesaid.” 5) TO CONSIDER AND APPROVE INCREASE IN THE BORROWING LIMITS OF THE COMPANY UPTO RS. 400 CRORES UNDER SECTION 180(1)(C) OF THE COMPANIES ACT, 2013. To consider and if thought fit, to pass, with or without modification [Showing first 8,000 characters — download PDF for full document]