General Updates

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V MGSLEN EOPENRLEDMDD TTINIIEEEEE :degceiRffO . rlur d,,pV r w.,yrHltDg aasiaanoutPtl aRaaeal- apiT1T1aar-Pn2U2haI01t, 1 id,alrn tii :Works n 1nn,0dU.21erH1aai2 l2P 1T igIt &l yaa, -t w,a,3aaaaiVl rl Dr s,tuip :T 024210278+ 1,59 :F 5913 724 812 14,+ E: fog,@nppconm.ideiie W: pdowi.gwemwpn.eic IC :N L4C1043007H2R215988PL eGtRogso aNiTr iSnt . 1D0H2Z7A0A6C0AC LOD / PREF / JW / 422/ 2026-2027 " E - Letter " Tuesday, July 28, 2026 The Company Secretary DEE DEVELOPMENT ENGINEERS LIMITED Unit 1, Prithla-Tatarpur Road Village Tatarpur, Dist. Palwal, Faridabad, Faridabad, Haryana-121102. Dear Sir / Madam, Re: Trading of 59,76,096 Equity Shares of Rs. 10/- each to be issued at a premium of Rs. 492/- bearing distinctive numbers from 74348234 to 80324329 issued to Promoter and Non Promoter on a preferential basis. We acknowledge with thanks the receipt of your application and subsequent submissions and have pleasure in advising that effective from Wednesday, July 29, 2026 the above-mentioned securities are listed on the Exchange. Please refer our Notice No. 20260728-25 dated July 28, 2026 available on our website issued in this behalf to the Trading Members of the Exchange, for your information, the contents of which may please be checked and confirmed to the Exchange. Yours faithfully, SD/- Janardhan Wagle Deputy Vice President ''This is a system generated letter and does not require signature'' INTERNAL Ref.: NSE/LIST/ 56516 July 28, 2026 The Company Secretary DEE Development Engineers Limited Dear Sir/Madam, Sub: Listing of further issue on Preferential basis This is with reference to the application for the listing of further issue of 5976096 Equity shares of Rs. 10/- each allotted on preferential basis made by the company. We are pleased to inform you that the above equity shares of the Company are listed and admitted to dealings on the Exchange from July 29, 2026 as per the details given below: Sr. Security Description Symbol Series No. of Distinctive No. securities Numbers 1. Equity shares of Rs. 10/- each DEEDEV EQ 5976096 74348234 to allotted on preferential basis 80324329 You are requested to note that as per the information provided by you, the lock-in details are mentioned in Annexure I. Please note that all critical/price sensitive information and other submissions under Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015 shall be provided by the company through ‘NEAPS’ – NSE Electronic Application Processing System (https://neaps.nseindia.com/NEWLISTINGCORP/), an online filing facility provided by the Exchange, for quicker and efficient processing of your submissions. The Exchange has hosted the contact details of the Exchange officials along with the profiles handled on NEAPS portal at Help>Contact Us. If you require any further clarifications, we shall be glad to oblige. Yours faithfully, For National Stock Exchange of India Limited Srishti Soni Manager CC: National Securities Depository Limited Central Depository Services Limited 4th Floor, Trade world, Marathon Futurex, A-Wing, 25th floor, Kamala Mills Compound, N M Joshi Marg, Lower Parel, Senapati Bapat Marg., Mumbai – 400 013 Lower Parel, Mumbai - 400 013 P.S. Checklist of all the further issues is available on website of the exchange at the following URL: https://www.nseindia.com/companies-listing/raising-capital-further-issues-main-sme-checklist This Document is Digitally Signed Signed by: Srishti Soni Date: Tue, Jul 28, 2026 18:16:29 IST Location: NSE Continuation Sheet Annexure I DEE Development Engineers Limited No. of Shares Distinctive Numbers Range Date upto which lock-in From To 298804 74746640 75045443 28-Feb-2027 398406 74348234 74746639 28-Feb-2028 86902 75045444 75132345 28-Feb-2027 782123 75132346 75914468 28-Feb-2027 472936 75914469 76387404 28-Feb-2027 72266 76387405 76459670 28-Feb-2027 6403 76459671 76466073 28-Feb-2027 199418 76466074 76665491 28-Feb-2027 27443 76665492 76692934 28-Feb-2027 90561 76692935 76783495 28-Feb-2027 742031 76783496 77525526 28-Feb-2027 996020 77525527 78521546 28-Feb-2027 498007 78521547 79019553 28-Feb-2027 199203 79019554 79218756 28-Feb-2027 298804 79218757 79517560 28-Feb-2027 199203 79517561 79716763 28-Feb-2027 298804 79716764 80015567 28-Feb-2027 99601 80015568 80115168 28-Feb-2027 99601 80115169 80214769 28-Feb-2027 9960 80214770 80224729 28-Feb-2027 19920 80224730 80244649 28-Feb-2027 19920 80244650 80264569 28-Feb-2027 This Document is Digitally Signed Signed by: Srishti Soni Date: Tue, Jul 28, 2026 18:16:29 IST Location: NSE Continuation Sheet 39840 80264570 80304409 28-Feb-2027 19920 80304410 80324329 28-Feb-2027 5976096 Total The National Stock Exchange of India (NSE) has launched the NEAPS mobile application. The new App offers listed entities a convenient way to track and monitor submission status, access the compliance calendar and stay updated on your stock performance and Exchange-related developments. The app can be downloaded from the App Store/ Play store and below is the QR code for the same. The login of the app is same as the existing NEAPS credentials and will be available for only those having neaps credentials. a In case of any queries or suggestion, kindly drop an email on takeover@nse.co.in with the email subject as Suggestion for NSE NEAPS Mobile APP This Document is Digitally Signed Signed by: Srishti Soni Date: Tue, Jul 28, 2026 18:16:29 IST Location: NSE