Resignation

$ CSTECHA' � Enhancing Possibilities Date: August 29, 2026 To, To, National Stock Exchange of India Limited BSE Limited Exchange Plaza, Plot No. C/1, G-Block Bandra Kurla Phiroze Jeejeebhoy Towers Dalal Street Mumbai – Complex, Bandra (E) Mumbai – 400 051 400001 Trading Symbol: CEINSYS Scrip Code: 538734 Sub: Intimation of Resignation of Chief Financial Officer (CFO) and Key Managerial Personnel (KMP). Ref: Intimation under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulation, 2015 Dear Sir/Madam, With reference to the captioned subject and in compliance with Regulation 30 read with Para A of Part A of Schedule III of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, including amendments thereunder, we wish to inform you that CA Amita Saxena, Chief Financial Officer (CFO) and Key Managerial Person (KMP) of the Company has tendered her resignation from the post of CFO and KMP of the Company due to personal reasons. Her resignation will be effective from October 15, 2026, and the handover of her responsibilities shall be undertaken by CA Richa Jain who has been recently appointed as Deputy Chief Financial Officer of the Company at the Board meeting of the Company held on Monday, July 6, 2026. The Board of Directors, by way of circular resolution passed today i.e. on Saturday, August 29, 2026, have accepted resignation of CA Amita Saxena from the post of Chief Financial Officer and KMP of the Company with effect from October 15, 2026. Further, the details as required under SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 read with SEBI Master Circular No. HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 dated January 30, 2026, is enclosed herewith as an Annexure I and the copy of intimation of resignation received from CA Amita Saxena is enclosed herewith as an Annexure – II. This is for your information and records. Thanking You, Yours truly, For Ceinsys Tech Limited Pooja Karande Company Secretary & Compliance Officer Encl: As above Ceinsys Tech Ltd. Registered Office: 10/5, IT Park, Nagpur-440022. Maharashtra, India I CIN: L72300MH1998PLC114790 info@cstech.ai I EPABX: +91 712 2249033/358/930 Fax: +91 712 2249605 www.cstech.ai $ CSTECHA' � Enhancing Possibilities Annexure- I Sr. Particulars Description 1. Reason for Change viz. appointment, Resignation due to personal reasons resignation, removal, death or otherwise 2. Date of appointment/cessation (as Effective from October 15, 2026 applicable) & term of appointment; 3. Brief Profile (in case of appointment of a Not applicable director) 4. Disclosure of relationship between Directors Not applicable (in case of appointment of a director). Ceinsys Tech Ltd. Registered Office: 10/5, IT Park, Nagpur-440022. Maharashtra, India I CIN: L72300MH1998PLC114790 info@cstech.ai I EPABX: +91 712 2249033/358/930 Fax: +91 712 2249605 www.cstech.ai Company Secretary From: Arnita Saxena Sent: 29 August 2026 11 :57 To: Sagar Meghe Cc: Company Secretary; Pooja Vyas Subject: Resignation from the post of Cheif Financial officer- Ceinsys Dear Sir/ Madam, Please accept this letter as my formal resignation from the position of Chief Financial Officer of Ceinsys Tech Limited, effective 15" Oct 2026. This decision has been taken due to personal reasons. I sincerely appreciate the opportunity to have served Ceinsys and for the support extended by the Board, the management team, and my colleagues during my tenure. It has been an honour to contribute to the company's financial leadership, governance, compliance, and strategic growth initiatives. I will ensure smooth transition and will extend full cooperation in handing over responsibilities. I thank you for the trust and opportunity accorded to me and wish Ceinsys continued growth and success. Regards Arnita Disclaimer: The entire content of this email message is confidential. This also applies to any files attached to it. The information contained and transmitted by this email is confidential and proprietary of CS TECH Ai (Legal name - Ceinsys Tech Ltd.) and is intended only for the person or entity to which it is addressed. This email may contain proprietary, business-confidential, and/or privileged material. If you are not the intended recipient of this message, you are hereby notified that any use, review, retransmission, dissemination, distribution, reproduction, or any action taken in reliance upon this message is prohibited. Please notify the sender immediately by email if this message is not intended for you and if you have received this email by mistake also ensure to delete this email with all attachments from your system.