Analysts/Institutional Investor Meet/Con. Call Updates

DIAMOND POWER INFRASTRUCTURE LIMITED October 29, 2026 To, To, The Manager – Listing Department The Manager – Listing Department BSE Limited National Stock Exchange of India Ltd. Phiroze Jeejeebhoy Towers, Exchange Plaza, C-1, Block G, BKC, Dalal Street, Mumbai – 400 001 Bandra (East), Mumbai – 400 051 Scrip Code: 522163 Symbol: DIACABS Sub: Schedule of Q2FY27 Earnings call Re: ISIN-INE989C01038 Dear Sir/Madam, Pursuant to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, we hereby inform you that the Company has scheduled its Q2 FY2026-27 Earnings Call on Wednesday, November 4, 2026 at 10:00 A.M. (IST) to discuss the financial results of the Company for the quarter ended September 30, 2026. The e-invite containing the details of the Earnings Call is enclosed herewith. We request you to take the above information on your records. Yours faithfully, For Diamond Power Infrastructure Limited Jayesh Patel Company Secretary ICSI M. No.: A14898 Regd. Office: Westgate (True Value) D Wing, 17th Floor, Office No 1703 to 1707, Nr. YMCA Club, SG Highway, Makarba, Ahmedabad, Gujarat – 380051 CIN: L31300GJ1992PLC018198 Email: cs@dicabs.com Website: www.dicabs.com Tel No.- 02667-251354/251516 Fax No.-02267-251202