Analysts/Institutional Investor Meet/Con. Call Updates

Date: June 25, 2026 To, To, The Manager The Manager, Listing Department Listing Department National Stock Exchange of India Limited BSE Limited Exchange Plaza,C-1, Block G Phiroze Jeejeebhoy Towers Bandra-Kurla Complex, Bandra (E) Dalal Street MUMBAI-400 051 MUMBAI-400 001 Symbol: DENTA Scrip Code: 544345 Company Name: Denta Water and Infra Solutions Limited Dear Sir/Madam, Subject: Audio Recording of the ‘Q4 & FY26 RESULTS’ (i.e., Post Earnings/Quarterly Call) of Denta Water and Infra Solutions Limited (the “Company”). Further to our letter dated June 22, 2026 and pursuant to the provisions of Regulation 30 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015, as amended (“SEBI Listing Regulations”), we wish to inform you that the audio recording of the ‘Q4 & FY26 Results’ Earnings Con-Call (i.e., Post Earnings/Quarterly Call) of the Company held today i.e., on Thursday June 25, 2026, at 12:00 Noon (IST) is made available on the website of the Company at: Web Link: https://denta.co.in/wp-content/uploads/2026/06/Audio-Recording-of-the-Q4- FY26-Results.mp3 We request you to take the above on record and treat the same as compliance under the applicable provisions of the SEBI Listing Regulations. This is for your information and records. Thanking you, For Denta Water and Infra Solutions Limited Sujata Gaonkar Company Secretary and Compliance Officer Denta Water and Infra Solutions Limited CIN: L70109KA2016PLC097869 #40, 3rd Floor, Sri Lakshminarayana Mansion, South End Road, Basavanagudi, Bengaluru 560004 080 - 2991 6509