Schedule of Investor meet to discuss the financial position of the Company for the quarter ended 30th June 2026.

INDUSTRIES LTD. C IN: L24111UR1985PLC015063 Date: 12th August 2026 BSE Limited (BSE) National Stock Exchange of India Limited (NSE) Department of Corporate services Exchange Plaza, Plot no. C/1, G Block, Phiroze Jeejeebhoy Towers Bandra Kurla Complex, Dalal Street, Mumbai – 400001 Bandra (E), Mumbai – 400051 Scrip Code: 500136 Symbol: ESTER Dear Sir/Madam, Subject: Schedule for Earnings Call for Investors and Analysts Pursuant to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, we wish to intimate you the schedule of Q1 & FY27 Earnings Call for Investors and Analysts to discuss the financial position of the Company for the quarter ended 30th June 2026 as per the below details: Sr. No. Particulars Details 1. Date and Time of Call Tuesday, 18th August 2026 at 3:00 PM IST 2. Mode to attend the call Virtual 3. Nature of call Group Call 4. Details pertaining to registration Conference call invitation is enclosed herewith Please take the same on your records. Thanking you, Yours faithfully, For Ester Industries Limited Poornima Gupta Company Secretary & Compliance Officer Membership No.: A49876 Encl: As above Ester Industries Ltd.’s Q1 FY27 Earnings Call Tuesday, 18th August 2026 at 3:00 PM IST Gurugram, 12th August, 2026: Ester Industries Limited, India’s leading manufacturer of Polyester Films and Specialty Polymers, will organize a conference call for investors and analysts on Tuesday, 18th August, 2026 at 3:00 PM IST to discuss the Company’s Q1 FY27 financial performance, strategy and outlook for the quarter ended 30th June, 2026. The senior management of Ester Industries Ltd will be present on the conference call. Details of the conference call are as follows: Timing : 3:00 PM IST on Tuesday, 18th August, 2026 Pre- Registration : Diamond Pass Link Conference dial-in Primary number : +91 22 6280 1102 / +91 22 7115 8003 Hong Kong Local Access Number : 800964448 Singapore Local Access Number : 8001012045 UK Local Access Number : 08081011573 USA Local Access Number : 18667462133 About Ester Industries: Incorporated in 1985, Ester Industries Limited (EIL), a public limited listed company promoted by Singhania family, is an ISO 50001:2018, ISO 45001:2018, ISO 14001:2015, ISO 9001:2015 and Food Safety System Certified leading manufacturer of Polyester Film, Specialty Polymers and rPET in India with over 35 years of industry expertise. It has a track record of continually developing new and innovative products for meeting varied needs of customers across the globe. Serving key sectors such as flexible and rigid packaging, textiles, technical textiles, carpets and consumer electronics, Ester is head quartered in Gurgaon, India, with three state-of-the-art manufacturing facilities across India. The company has global presence, supplying its innovative products to customers in over 50 countries across Europe, the Americas, Africa, Asia Pacific, and the Middle East with strong customer relationship. Ester’s commitment to deliver customer-centric solutions driven by continuous innovation and sustainability is evidenced by 20+ granted patents and strategic partnerships like its joint venture with Loop Industries Inc. to promote a circular economy. With state-of-the-art manufacturing plants, skillfully managed operations and a committed workforce of 620+ employees, Ester continuously strives to deliver total customer satisfaction. Ester’s strong research and development platform ensures development of high-quality, technology- driven products, while maintaining focus on environmental stewardship and operational excellence. Ester Industries currently has long-term credit rating of A- and short-term credit rating of A2+ by CRISIL For more information contact: Pradeep Kumar Rustagi (Executive Director Corporate Affairs) AdFactors Investor Relations Ester Industries Ltd. Tejpal Singh / Yash Sanghavi Tel: +91 124 2656 100 Tel: +91 9351745014/+91 8369881109 Fax: +91 124 2656 199 Email:tejpal.singh@adfactorspr.com E-mail: pradeep.rustagi@ester.in yash.sanghavi@adfactorspr.com CIN: L24111UR1985PLC015063 Regd. Office: Sohan Nagar, P.O. Charubeta, Khatima– 262308 Distt. Udham Singh Nagar, Uttarakhand Phone: EPABX No. (05943) 250153-57; Fax No.: (05943) 250158; Email: info@ester.in; Website: www.esterindustries.com