Diffusion Engineers Limited — Report Publication Announcement 2026

May 18, 2026

Great Place to Work Certified

DIFFUSION Innovative superconditioning solutions

Date: May 18, 2026

To,

The Manager

Listing Department

National Stock Exchange of India Limited

Exchange Plaza, Bandra Kurla Complex

Bandra (East),

Mumbai - 400 051

NSE Symbol: DIFFNKG

To,

The Manager

Corporate Relationship Department

BSE Limited

Floor 25, Phiroze Jeejeebhoy Towers,

Dalal Street,

Mumbai - 400 001

BSE Scrip Code - 544264

Dear Sir/Madam,

Sub-: Submission of copy of Newspaper Advertisement published on May 18, 2026 pursuant to Regulation 47 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015

This is to inform you that the Board of Directors of the Company in its meeting held on Saturday, May 16, 2026 has approved the Audited Financial Results (Standalone and Consolidated) of the Company for the quarter and year ended March 31, 2026. In this regard and pursuant to the provisions of Regulation 47 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, we herein enclose the copy of the Newspaper Advertisement dated May 18, 2026 published in the following newspapers:

1. The Indian Express (English Newspaper)
2. Loksatta (Marathi Newspaper)

You are requested to take the above information on your records.

Thanking You.

Yours faithfully,

For Diffusion Engineers Limited

Chanchal Rajesh Jaiswal
Digitally signed by
Chanchal Rajesh
Date: 2026.05.18
13:18:11 +05'30'

Chanchal Jaiswal
Company Secretary and Compliance officer
ICSI Membership no. A67136

Encl: As Above

IMS CERTIFIED COMPANY
TÜV SUD
ISO 9001

DIFFUSION ENGINEERS LIMITED

Regd. Office : T-5 & 6, M.I.D.C., Hingna Industrial Area, Nagpur - 440 016, Maharashtra, INDIA

[t] 091-7104-232890, 234727, 236772, CIN : L99999MH2000PLC124154

[e] info@diffusionengineers.com, [w] www.diffusionengineers.com GSTIN : 27AAACD8008L1ZK

Branches At : Ahmedabad • Chennai • Chittorgarh • Faridabad • Jamshedpur • Kolkata • Pune • Raipur • Secunderabad

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MONDAI, MAY 18, 2026

Nation

THE INDIAN EXPRESS

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लोकसता www.Loksatta.com

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