DEE DEVELOPMENT ENGINEERS LIMITED — Regulatory Filings 2025

Jun 25, 2025

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Date: 25[th] June, 2025

Listing Compliance Department

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

Sub: Disclosure under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“SEBI Listing Regulations”)

Dear Sir/ Madam,

Pursuant to Regulation 30 of SEBI Listing Regulations, we would like to inform that the Company has bagged a Purchase Order from a Customer, the name of which cannot be disclosed due to commercial issue.

The details as required under SEBI Listing Regulations read with Circular no. SEBI/HO/CFD/CFD-PoD-1/P/CIR/2023/123 dated July 13, 2023 are enclosed as Annexure I .

This is for your information and record please.

Yours faithfully,

For DEE Development Engineers Limited

Digitally signed by RANJAN KUMAR RANJAN KUMAR SARANGI SARANGI Date: 2025.06.25 09:23:18 +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

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Annexure – I

Disclosure of Information pursuant to Regulation 30 of the SEBI Listing Regulations read with SEBI circular No. SEBI/HO/CFD/CFD-PoD-1/P/CIR/2023/123 dated July 13, 2023:

S.NO.	PARTICULARS	DETAILS
1	Name of the entity awarding the order(s) / contract(s)	International client. However, due to commercial issue, the Company cannot disclose the name of the Customer.
2	Significant terms and conditions of order(s)/contract(s)awarded in brief	Piping Fabrication work with material basis
3	Whether order(s) / contract(s) have been awarded bydomestic/international entity	International Entity
4	Nature of order(s)/ contract(s)	Piping Spool fabrication including, NDT, PWHT, Blasting & Painting, packing and transportation upFOBport
5	Whether domestic or international	International
6	Time period by which the order(s)/contract(s)is to be executed	28-02-2026
7	Broad consideration or size of the order(s)/contract(s)	$ 10 Million
8	Whether the promoter/ promoter group / group companies have any interest in the entity that awarded the order(s)/contract(s)? If yes, nature of interest and details thereof	Not applicable
9	Whether the order(s)/contract(s) would fall within related party transactions? If yes, the same is done at “arms’ length”	Not applicable

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