Hindustan Oil Exploration Co. Ltd. — Call Transcript 2025

Aug 12, 2025

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Hindustan Oil Exploration Company Limited ‘Lakshmi Chambers’, 192, St. Mary’s Road, Alwarpet, Chennai - 600 018. INDIA. : 91 (044) 66229000 ● Fax: 91 (044) 66229011 / 66229012 E-mail: contact@hoec.com ● Website: www.hoec.com CIN: L11100GJ1996PLC029880

August 12, 2025 By Online The Listing Department The Corporate Relationship Department National Stock Exchange of India Ltd., BSE Limited , “Exchange Plaza”, Bandra Kurla Complex, 1st Floor, P. Jeejeebhoy Towers, Bandra (East), Mumbai – 400 051 Dalal Street, Mumbai – 400 001 Stock Code: HINDOILEXP Stock Code: 500186

August 12, 2025

Dear Sir/Madam,

Sub: Earnings Call Invite

The Earnings Call Invite with respect to the unaudited financial results of the Company for the quarter ended June 30, 2025 is enclosed.

We request you to kindly take the same on record.

Thanking you, Yours Sincerely,

For Hindustan Oil Exploration Company Limited

JOSEPHIN

Digitally signed by JOSEPHIN DAISY DAISY Date: 2025.08.12 17:31:29 +05'30'

G. Josephin Daisy Company Secretary & Compliance Officer

Encl.: a/a

Registered Office: ‘HOEC HOUSE’, Tandalja Road, Off Old Padra Road, Vadodara - 390 020. INDIA. : 91 (0265) 2330766 ● E-mail: contact@hoec.com ● Website: www.hoec.com

HOEC.com | NSE: HINDOILEXP | BSE:500186 | ISIN: INE345A01011 | SECTOR: OIL EXPLORATION & PRODUCTION

Hindustan Oil Exploration Company Ltd. Earnings Conference Call | Q1 FY26

Hindustan Oil Exploration Company Ltd. Q1 FY26 results : 14[th] Aug 2025

Earnings Conference call on 18[th] Aug 2025 at 11:30 AM IST

Chennai, India – 11[th] August 2025 – Hindustan Oil Exploration Company Ltd, one of the pioneer private players in the Indian Oil & Gas E&P sector, will announce Q1 FY26 results on 14[th] Aug 2025. Following the announcement, the Company will host an Earnings Conference Call on 18[th] Aug 2025 at 11:30 AM IST .

Conference Call Details
Day, Date	Monday, 18thAugust 2025
Time	11:30 AM IST
Primary Number	+91 22 6280 1107 / +91 22 7115 8008
International Toll-Free Numbers	USA - 18667462133 UK - 08081011573 Singapore - 8001012045 Hong Kong-800964448
Pre-Registration (Express Join with DiamondPassTMto avoid long queue and save time)	Click here to pre-register for the call and dial in directly without waiting for the operator.

Management Representation:

• Mr. R. Jeevanandam – Managing Director

• Mr. N.S. Senthilnathan – Chief Financial Officer

• Mr. Krishnan Raghavan – Chief Technical Officer – E&P

About Hindustan Oil Exploration Company Ltd.

Hindustan Oil Exploration Company Limited (HOEC) is one of the pioneer private players in India’s Oil & Gas Exploration and Production (E&P) sector. HOEC holds a diverse portfolio comprising 10 oil and gas blocks with discovered resources and one exploratory block, strategically located across four of the seven producing basins in India. With over four decades of rich sectoral experience, HOEC's vision is to establish and transform resources into assets, and unlock value for all its stakeholders.

For more information, please visit: www.hoec.com

For details please contact:

Ernst & Young (EY LLP) Cyril J. Paul / Nachiket Kale P : +91 99206 76610 / 99209 40808 E :Cyril.paul@in.ey.com/nachiket.kale@in.ey.com