Acquisition

September 30, 2026 To National Stock Exchange of India Limited The Secretary Exchange Plaza, C-1, Block G, BSE Limited Bandra Kurla Complex, PJ Towers, Dalal Street Bandra (E) Mumbai: 400 001 Mumbai – 400 051 Company Scrip Code: 500411 Company Scrip Code: THERMAX EQ Sub: Intimation under Regulation 30 read with Schedule III of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“Listing Regulations”) Ref: Our earlier intimation dated February 6, 2024 and April 20, 2024 Dear Sir / Madam, Pursuant to Regulation 30 of the Listing Regulations read with Schedule III of the Listing Regulations and with reference to our captioned intimations, regarding the acquisition of 51% equity share capital in TSA Process Equipments Private Limited (“TSA”) with balance 49% to be acquired subject to completion of certain conditions precedent, we wish to inform you that the Company has now completed the acquisition of the remaining 49% equity share capital. Accordingly, TSA has become a wholly owned subsidiary of the Company. The confirmation of completion of share transfer was received by the Company on September 30, 2026 at 6.01 p.m. (IST). The requisite details as required by SEBI Circular No. HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 dated January 30, 2026, regarding the same are enclosed herewith as Annexure “A”. This is for your information and records. Thanking you, Yours faithfully, For THERMAX LIMITED, Sangeet Hunjan Company Secretary & Compliance Officer Membership No: A23218 Encl: as above Annexure A Sr. No. Disclosure Requirements Brief Particulars 1 Name of the target entity, details in brief such Target entity name: TSA Process Equipments as size, turnover etc Private Limited CIN: U74999MH2004PTC149217 Registered Office Address; Floor No.2, Plot No.24, B Block, Dhanraj Mahal, Chhatrapati Shivaji, Maharaj Marg, Gateway of India, Colaba, Mumbai G.P.O., Mumbai, Mumbai, Maharashtra, India, 400001 The Target is engaged in the business of developing, designing, supply, installation and commissioning of complete turn-key solutions for varied water treatment and distribution needs for high purity plants, reverse osmosis plants, demineralisation plant, sterile ultrafiltration plant of any capacity. Share Capital: 13,68,000 equity shares of face value Rs. 10/- each PAT: FY 2025-26- Rs. 6.65 Cr Turnover: FY 2025-26- Rs. 166.99 Cr Networth: As on March 31, 2026 - Rs. 44.99 Cr 2. Whether the acquisition would fall within Yes. It is a related party transaction and is done related party transaction(s) and whether the on an arm’s length basis. promoter/ promoter group/ group companies have any interest in the entity being acquired? If yes, nature of interest and details thereof The Promoter / Promoter group / group and whether the same is done at “arm’s companies do not have any interest in the same. length” 3. Industry to which the entity being acquired High purity water solutions belongs 4. Objects and impact of acquisition (including Upon completion of the transaction, TSA shall but not limited to, disclosure of reasons for become wholly owned subsidiary of the acquisition of target entity, if its business is Company. outside the main line of business of the listed entity) 5. Brief details of any governmental or None regulatory approvals required for the acquisition; 6. Indicative time period for completion of the - acquisition 7. Consideration - whether cash consideration or Cash consideration share swap or any other form and details of the same 8. Cost of acquisition and/or the price at which Rs. 42 Crores in one or more tranches, subject to the shares are acquired fulfillment of certain terms and conditions. 9. Percentage of shareholding / control acquired 49% and / or number of shares acquired 10. Brief background about the entity acquired in Date of incorporation: 21/10/2004 terms of products/line of business acquired, date of incorporation, history of last 3 years Turnover of last 3 Rs. Crores turnover, country in which the acquired entity years has presence and any other significant March 31, 2026 166.99 information (in brief); March 31, 2025 129.65 March 31, 2024 121.83