General Updates

September 18, 2026 BSE Limited National Stock Exchange of India Ltd. Listing Department Exchange Plaza, 5th Floor, Phiroze Jeejeebhoy Towers Plot No. C-1, G Block, Dalal Street, Bandra-Kurla Complex, Bandra (E), Mumbai - 400 001 Mumbai - 400051 Scrip Code: 500306 NSE Symbol: JAYKAY Sub: Intimation of receipt of AS9100D and ISO 9001:2015 Certifications by Jaykay Enterprises Limited Re: Disclosure under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 Dear Sir/Madam, Pursuant to the provisions of Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, we would like to inform you that: Jaykay Enterprises Limited (the “Company”) has obtained “AS9100D and ISO 9001:2015” Certifications from MTIC InterCert India Private Limited (“MTIC”), for “Manufacture and Sale of Precision Machined Mechanical Components for the Aerospace, Defence and Aviation Industries”. The assessment was performed in accordance with the requirements of Standard AS 9104/1 ISSUE 2012-01, covering the Company’s operations at Bengaluru, Karnataka under a Single Site certification structure. MTIC is accredited by the National Accreditation Board for Certification Bodies (NABCB) under the AQMS/ICOP Certification Scheme for certification against AS9100 Rev. D, a 9100-series Aerospace Quality Management System standard established by the International Aerospace Quality Group (IAQG). The aforesaid certifications reinforce the Company’s commitment to maintaining robust quality management systems and strengthen its capabilities in the manufacture and sale of precision machined mechanical components for the Aerospace, Defence and Aviation Industries. A copy of the aforesaid certificate is enclosed herewith. This disclosure will also be hosted on Company’s website viz. www.jaykayenterprises.com. Kindly take the same on record. Thanking you, For Jaykay Enterprises Limited Shikha Rastogi Company Secretary & Compliance Officer Encl.: As above Regd. Office: Kamla Tower, Kanpur- 208001 (INDIA) Phones: +91 512 2371478 – 81 E-mail: cs@jaykayenterprises.com, Web: www.jaykayenterprises.com CIN: L55101UP1961PLC001187 CERTIFICATE No. MTIC/AS/1005 WE HEREBY CERTIFY THAT THE QUALITY MANAGEMENT SYSTEM OPERATED BY JAYKAY ENTERPRISES LIMITED 477/B, Peenya Main Road, Bengaluru, Bengaluru Urban, Karnataka – 560 058, India. IS IN COMPLIANCE WITH THE REQUIREMENTS OF STANDARD AS 9104/1 ISSUE 2012-01 AS 9100D and ISO 9001:2015 THIS CERTIFICATE IS VALID FOR THE FOLLOWING SCOPE Manufacture and Sale of Precision Machined Mechanical Components for the Aerospace, Defence and Aviation Industries. Certification Structure: Single Site AUDIT REPORT No. 101799436 First issue date 17.09.2026 Revision date 17.09.2026 Expiry date 16.09.2029 The validity of this certificate is subject to periodical audits and the complete re-assessment of the system every three years. For any further question with regard to this certificate please contact www.mtic-group.in