General Updates

Date: September 28, 2026 To, Listing Compliance Department Listing Compliance Department National Stock Exchange of India Limited BSE Limited Exchange Plaza, C-1 Block G, Phiroze Jeejeebhoy Towers Bandra - Kurla Complex, Bandra (East) Dalal Street, Mumbai - 400 051 Mumbai - 400 001 SCRIP CODE: 544333 SYMBOL: SETL Sub.: Disclosure under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 – GScale Energy Private Limited is a Subsidiary of the Company. Pursuant to Regulation 30 read with Schedule III of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, as amended (the “SEBI Listing Regulations”), with reference to the Company's intimation dated June 25, 2026 and the Addendum to the Investors Presentation dated June 29, 2026 regarding the approval for the proposed acquisition of up to 51% Equity in M/s. GScale Energy Private Limited, and the Company's intimation dated July 30, 2026 regarding the completion of the Acquisition of 33.55% in M/s. GScale Energy Private Limited, pursuant to which M/s. GScale Energy Private Limited became an Associate Company of the Company with effect from July 30, 2026, we wish to inform you as follows: Pursuant to the terms of the definitive agreements and the Articles of Association of GScale Energy Private Limited ("GScale"), the directors, who are the representatives of the Company have been appointed to the Board of GScale. GScale is the subsidiary of the Company with effective from September 28, 2026, within the meaning of Section 2(87)(i) of the Companies Act, 2013 read with Regulation 2(1)(zm) of the SEBI(Listing Obligations and Disclosure Requirements) Regulations, 2015. The Company presently holds 50,495 equity shares of GScale, representing 33.55% of its paid-up equity share capital, as disclosed in our intimation dated July 30, 2026. There is no change in the Company's shareholding in GScale on account of the above. The details required under Regulation 30 of the SEBI Listing Regulations read with SEBI Master Circular No. HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 dated January 30, 2026 are enclosed as Annexure A. Thanking you, Yours faithfully, FOR STANDARD ENGINEERING TECHNOLOGY LIMITED (Formerly known as Standard Glass Lining Technology Limited) Kallam Hima Priya Company Secretary & Compliance Officer Encl: A/a Standard Engineering Technology Limited (Formerly known as Standard Glass Lining Technology Limited) Registered Office: D-12, Phase -I, IDA Jeedimetla, Hyderabad-500055 Corporate Office: 10th Floor, PNR High Nest, Hydernagar, KPHB Colony, Hyderabad-500085 Manufacturing Unit: Survey No. 42/A, Alinagar, Chetlapotharam Village, Gaddapotharam, SangaReddy-502319 CIN: L29220TG2012PLC082904 Email: corporate@standardengtech.com Website: www.standardengtech.com Tel: + 040 3518 2204 ANNEXURE A Disclosure under Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (Pursuant to SEBI Master Circular no. HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 dated January 30, 2026): Sl. No Particulars Description 1. Name of the Target Company, details M/s. GScale Energy Private Limited in brief such as size, turnover, etc. (CIN: U28199TS2026PTC216284) Registered Office: Flat No. 2001, 17LH Lanco Hills, Manikonda, Rangareddy, Telangana – 500089, India Authorised Share Capital: Rs. 35,00,000/- Paid up Share Capital: Rs. 16,20,220/- Financial Year Turnover (Rs. In Lakhs) 2023-24 Not Applicable* 2024-25 Not Applicable* 2025-26 Not Applicable* *GScale was incorporated on May 15, 2026; its first financial year is FY 2026-27. 2. Whether the acquisition would fall Not Applicable. within related party transaction(s) and whether the promoter/ promoter group/ group companies have any interest in the entity being acquired? If yes, nature of interest and details thereof and whether the same is done at “arm’s length” 3. Industry to which the entity being Integrated engineering platform in the AI Datacenter acquired belongs Engineering Infrastructure Products and Solutions. 4. Objects and impact of acquisition Rather than building AI datacenter capabilities (including but not limited to, organically, the acquisition provides immediate access disclosure of reasons for acquisition of to GScale led by Mr. Kasu Brahma Reddy domain target entity, if its business is outside expertise, proven track record (486 MW delivered, the main line of business of the listed 1GW+ under execution), hyperscaler relationships, entity) and ready- to-market LOIs accelerating SETL's entry into a market opportunity of $5.2–6.7 trillion in global AI datacenter capex by 2030 (including $40–50 billion in India). Impact: GScale, led by Mr. Kasu Brahma Reddy as its Managing Director, has become a subsidiary of the Company with effect from September 28, 2026. This creates a two-platform engineering company, SETL serving Pharma & Chemical, and GScale serving AI Datacenter Infrastructure, while core business commitments to existing customers of the Company remain unchanged. 5. Brief details of any governmental or Not Applicable. regulatory approvals required for the acquisition 6. Indicative time period for completion GScale is the subsidiary of the Company with effect of the acquisition from September 28, 2026 by virtue of controls the composition of its Board of Directors. The acquisition Standard Engineering Technology Limited (Formerly known as Standard Glass Lining Technology Limited) Registered Office: D-12, Phase -I, IDA Jeedimetla, Hyderabad-500055 Corporate Office: 10th Floor, PNR High Nest, Hydernagar, KPHB Colony, Hyderabad-500085 Manufacturing Unit: Survey No. 42/A, Alinagar, Chetlapotharam Village, Gaddapotharam, SangaReddy-502319 CIN: L29220TG2012PLC082904 Email: corporate@standardengtech.com Website: www.standardengtech.com Tel: + 040 3518 2204 up to 51% shareholding shall be completed subject to the approvals of the regulatory authorities. 7. Consideration - whether cash Cash Consideration and share swap. consideration or share swap or any other form and details of the same 8. Cost of acquisition and/or the price at Approximately of Rs. 190 Crores. which the shares are acquired 9. Percentage of shareholding/control Controls the composition of the Board of Directors of acquired and/or number of shares GScale with effect from September 28, 2026. acquired 10. Brief background about the entity M/s. GScale Energy Private Limited acquired in terms of products/line of (CIN: U28199TS2026PTC216284), incorporated on business acquired, date of May 15, 2026, is a private limited company based in incorporation, history of last 3 years Hyderabad, Telangana, India, led by Mr. Kasu Brahma turnover, country in which the Reddy as its Managing Director. The company is acquired entity has presence and any engaged in the business of providing integrated other significant information (in brief) engineering platform in the AI Data Centre Engineering and Infrastructure Solutions sector. Country of presence: India. Financial Year Turnover (Rs. In Lakhs) 2023-24 Not Applicable* 2024-25 Not Applicable* 2025-26 Not Applicable* *GScale was incorporated on May 15, 2026; its first financial year is FY 2026-27. Standard Engineering Technology Limited (Formerly known as Standard Glass Lining Technology Limited) Registered Office: D-12, Phase -I, IDA Jeedimetla, Hyderabad-500055 Corporate Office: 10th Floor, PNR High Nest, Hydernagar, KPHB Colony, Hyderabad-500085 Manufacturing Unit: Survey No. 42/A, Alinagar, Chetlapotharam Village, Gaddapotharam, SangaReddy-502319 CIN: L29220TG2012PLC082904 Email: corporate@standardengtech.com Website: www.standardengtech.com Tel: + 040 3518 2204