Dee Development Engineers Ltdhas informed BSE that the meeting of the Board of Directors of the Company is scheduled on 04/08/2026 ,inter alia, to consider and approve Board Meeting Intimation ....

Date: 29th July, 2026 Listing Compliance Department BSE Limited The National Stock Exchange of India Ltd. Phiroze Jeejeebhoy Tower, Exchange Plaza, Plot No. C/1, G Block, Bandra Kurla Dalal Street, Complex, Bandra (E), Mumbai – 400001 Mumbai – 400051 Scrip Code: 544198 Symbol: DEEDEV Sub: Intimation of Board Meeting under Regulation 29 of SEBI (Listing Obligations and Disclosures Requirements) Regulations, 2015 Dear Sir/ Madam, Pursuant to Regulation 29 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, this is to inform that a meeting of the Board of Directors of the Company will be held on Tuesday, 04th August, 2026 at 09:00 A.M., to inter-alia to consider and approve the Un- audited Standalone and Consolidated Financial Results of the Company for the 1st Quarter ended 30th June 2026 and any other matter. Further, as already informed, the Trading Window for dealing in securities of the Company has already been closed and shall re-open after the expiry of 48 hours from the declaration of the Un-audited Financial Results for the quarter ended 30th June, 2026 for the Designated Persons i.e. Directors, Identified Employees/Persons, Key Managerial Personnel, Promoters of the Company including the Immediate Relatives of the Designated Persons of the Company and for the Connected Persons covered under the Company’s Code of Conduct to Regulate, Monitor, and Report Trading by Insiders. This is for your information and record please. Yours faithfully, For DEE Development Engineers Limited Ranjan Kumar Sarangi Company Secretary and Compliance Officer Membership No.: F8604 Address: Unit 1, Prithla - Tatarpur Road, Village Tatarpur Dist. Palwal, Faridabad, Haryana – 121 102 DEE DEVELOPMENT ENGINEERS LIMITED Regd. Office: Unit 1, Prithla-Tatarpur Road, Village Tatarpur, Dist. Palwal, Haryana- 121102, India Works: Unit 1, 2 & 3, Village Tatarpur, Dist. Palwal, Haryana- 121102, India T: +91 1275 248200, F: +91 1275 248314, E: info@deepiping.com, W: www.deepiping.com CIN: L74140HR1988PLC030225 GST Registration No. 06AACCD0207H1ZA