DEE DEVELOPMENT ENGINEERS LIMITED — Regulatory Filings 2026

May 30, 2026

DEE piping systems

Date: 30th May, 2026

Listing Compliance Department

BSE Limited Phiroze Jeejeebhoy Tower, Dalal Street, Mumbai – 400001	The National Stock Exchange of India Ltd. Exchange Plaza, Plot No. C/1, G Block, Bandra Kurla Complex, Bandra (E), Mumbai – 400051
Scrip Code: 544198	Symbol: DEEDEV

Sub: Intimation of Board Meeting under Regulation 29(1)(d) of SEBI (Listing Obligations and Disclosures Requirements) Regulations, 2015

Dear Sir/ Madam,

Pursuant to Regulation 29 (1)(d) and other applicable provisions of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, we hereby inform you that a meeting of the Board of Directors of Dee Development Engineers Limited (the "Company") is scheduled to be held on Wednesday, 3rd June 2026 at 09:00 AM, through Video Conferencing ("VC") / Other Audio-Visual Means ("OAVM") inter alia, to consider and if thought fit, to approve the proposal for raising of funds by way of issuance of Equity Shares of the Company on preferential basis, in accordance with the provisions of the Companies Act, 2013 and the SEBI (Issue of Capital and Disclosure Requirements) Regulations, 2018 and such other applicable laws, subject to such regulatory/statutory approvals as may be required and subject to approval of the shareholders of the Company;

The Board would also consider convening an extra-ordinary general meeting / postal ballot process to seek approval of the shareholders in respect of the aforesaid proposal of fund raising, as required.

Further, pursuant to the Company's Code of Conduct for Prevention of Insider Trading framed under the SEBI (Prohibition of Insider Trading) Regulations, 2015, the Trading Window for dealing in securities of the Company by Designated Persons and their immediate relatives shall remain closed till 48 hours after the declaration of outcome of the aforesaid Board Meeting.

The above information is also available on website of the company i.e., https://www.deepiping.com/

Kindly take the above information on your records.

Yours faithfully,

For DEE Development Engineers Limited

RANJAN

KUMAR

SARANGI

Digitally signed by
RANJAN KUMAR SARANGI
Date: 2026.05.30 17:38:02
+05'30'

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