Intimation of Earnings Conference Call for the quarter ended June 30, 2026.

August 5, 2026 BSE Limited N a t i o nal Stock Exchange of India Limited Phiroze Jeejeebhoy Towers, Exchange Plaza, Bandra – Kurla Complex, Dalal Street, Mumbai – 400 023 Bandra (E), Mumbai – 400 051 BSE Code: 532926 Scrip Code: JYOTHYLAB Dear Sir / Madam, Sub: Intimation of Conference Call for analyst/ investors under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 Pursuant to Regulation 30(6) of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, this is to inform you that the Company is organizing a conference call for analyst/ investors on Wednesday, August 12, 2026 at 16:00 hours IST, subsequent to declaration of its Un-audited Financial Results for the quarter ended June 30, 2026 to discuss the Company’s financial performance for the said period and the way forward. The details to join Conference Call is attached herewith. Further, the aforesaid information is also available on the website of the Company at www.jyothylabs.com Please take the above on your record and disseminate the same for the information of Investors. Thanking you, Yours faithfully, For Jyothy Labs Limited Shreyas Trivedi Head – Legal & Company Secretary Encl.: as above Jyothy Labs Limited CIN: L24240MH1992PLC128651 ‘Ujala House’, Ramkrishna Mandir Road, Kondivita, Andheri (East), Mumbai 400059. Tel: +91 022-6689 2800 | Fax: +91 022-6689 2805 info@jyothy.com | www.jyothylabs.com is pleased to invite you to the Q1FY27 Results Conference Call Jyothy Labs Limited Wednesday, August 12, 2026 at 16:00 hrs India Time Universal Access: +91 22 6280 1144; +91 22 7115 8045 Toll Free Numbers: Singapore 8001012045 Hong Kong 800964448 UK 08081011573 USA 18667462133 Diamond Pass registration link: Copy this Link in your browser: Link Call Co-ordinator Mr. Manoj Menon, Head of Research: Phone: +91 22 6807 7209, e-mail: manoj.menon@icicisecurities.com Mr. Ashutosh Joytiraditya: Phone +91 22 6807 7632, e-mail: ashutosh.joytiraditya@icicisecurities.com For any clarification, please contact: Mr. Rushad Kapadia: Phone: +91 22 6807 7334, e-mail: rushad.kapadia@icicisecurities.com