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Thejo Engineering Limited 41 Cathedral Road, T +91 44 42221900 Chennai - 600 086. F +91 44 42221910 India thejo@thejo-engg.com www.thejo-engg.com 22nd July, 2026 The Manager, Listing Department, The National Stock Exchange of India Limited, Exchange Plaza, Bandra Kurla Complex (Bandra East), Mumbai – 400 051. Dear Sirs/Madam, Subject: Intimation of demise of Mr. K.J. Joseph, Chairman Emeritus of the Company With profound grief we inform you of the sad demise of Mr. K.J. Joseph, one of the Founder Promoters and Chairman Emeritus of the Company today, i.e. 22nd July, 2026. Mr. K.J. Joseph served as the Chairman of the Company prior to being designated as Chairman Emeritus with effect from 22nd June, 2021. The Company expresses its deep condolences on the passing away of Mr. K.J. Joseph and places on record its profound appreciation for his invaluable guidance, visionary leadership, and significant contributions since the inception of the Company. His foresight, commitment, and stewardship were instrumental in the Company's growth and development over the years. The Directors and the Management acknowledge with gratitude his enduring association with the Company and the lasting legacy he leaves behind. Yours faithfully, For THEJO ENGINEERING LIMITED V A George Executive Chairman DIN 01493737 Corporate Identification Number: L27209TN1986PLC012833 Reg. Office : 41 Cathedral Road, Chennai - 600 086, India. Tel : +91 44 42221900 Fax: +91 44 42221910 Works: lrulipattu Village, Alinjivakkam Post, Ponneri Taluk, Chennai - 600 067. Tel: +914427984342