Analysts/Institutional Investor Meet/Con. Call Updates

22.10.2026 BSE Limited National Stock Exchange of India Limited Phiroze JeeJeebhoy Towers, Exchange Plaza, Plot no. C/1, Dalal Street, Fort, G Block, Bandra-Kurla Complex Mumbai – 400 001 Bandra (E), Mumbai - 400 051 Scrip Code: 543318 Trading Symbol: CLEAN Subject: Intimation of Conference Call. Ref.: Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“SEBI Listing Regulations, 2015”) Dear Sir/Madam In terms of the referred Regulation 30 read with Schedule III - Part A of SEBI Listing Regulations, 2015, we would like to inform you that, a conference call for analysts and investors has been scheduled on Saturday, 31st October, 2026 at 4:00 P.M. (IST) to discuss the unaudited financial results for the Quarter and Half Year ended 30th September, 2026. Details of the conference call are enclosed for your kind reference. You are requested to take the same on record. Thanking You. For Clean Science and Technology Limited Ruchita Vij Company Secretary and Compliance officer Encl: As stated above. CLEAN SCIENCE AND TECHNOLOGY LIMITED Invites you for a conference call to discuss the unaudited financial results for the Quarter and Half year ended 30th September, 2026 on Saturday, 31st October, 2026 at 4:00 P.M. (IST) Management will be represented by: Mr. Siddhartha Sikchi: Promoter and Managing Director Mr. Sanjay Parnerkar: Chief Financial Officer Mr. Pratik Bora: President, Commercial Dial-in details Universal access: +91 22 6280 1145, +91 22 7115 8046 Click here for Diamond Pass registration For further information please contact: Mr. Pratik Bora Phone: 7888009680 Email: pratik@cleanscience.co.in