Press Release

Date: August 13, 2026 BSE Limited National Stock Exchange of India Limited Phiroze JeeJee Bhoy Towers Exchange Plaza Dalal Street, Fort Bandra-Kurla Complex, Bandra(E) Mumbai 400001 Mumbai 400051 Scrip Code: 532408 Symbol: SIGMAADV Sub: Press Note Dear Sir/Madam, With reference to the above cited subject, pursuant to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirement) Regulations, 2015, please find attached the Press Note with the title: “Sigma Advanced Systems Reports Robust Q1 FY2027 Financial Results” You are requested to kindly take the above information on record. Thanking you, For Sigma Advanced Systems Limited (Formerly Megasoft Limited) Krishna Chaitanya Sadhu Company Secretary & Compliance Officer Sigma Advanced Systems Reports Robust Q1 FY2027 Financial Results Hyderabad, 1143 August, 2026 Sigma Advanced Systems today announced financial results for its first quarter ended (30 June 2026). Quarterly Highlights ● Consolidated Operational Revenue of ₹374 crore, up 16% quarter-on-quarter ● Consolidated Operational EBITDA of ₹61 crore, up 11% quarter-on-quarter ● Profit after tax from continuing operations of ₹38 crore. Management Commentary Sunil Kalidindi, Chief Executive Officer said, “Our first quarter results reflect the continued strength of Sigma Advanced Systems’ execution across our aerospace and defense segments, both India and overseas. The acquisitions of Bromford Precision Solutions and AS Strategic mark important steps in our expansion strategy, adding new capabilities and scale to the business. Our strong orderbook and pipeline are expected to sustain this growth momentum, as we continue scaling our presence in the global aerospace and defence supply chain.” Recent Developments ● Key Rolls-Royce LTA Win: Sigma signed a key Long-Term Agreement (LTA) with Rolls-Royce valued at approximately GBP 300 million (approximately INR 3800 crore). ● Nasmyth Pipeline: Beyond the Rolls-Royce LTA, Sigma's Nasmyth business continued to build a strong pipeline, with multiple active bids across the aerospace and defence sectors spanning contract durations of up to 10 years, with existing and potential new customers. ● Acquisition of Bromford Precision Solutions: On July 14, 2026, Sigma announced the acquisition of 100% of the equity share capital of Bromford Precision Solutions Limited, a UK-based specialist manufacturer of high-precision, complex aeroengine rings and other engine structures. The transaction consolidates the Company's position in the Rolls-Royce supply chain. ● Acquisition of AS Strategic: The Company has completed the strategic acquisition of AS Strategic, which added deep access to global OEMs through strategic partnerships, including joint ventures with multiple European defense majors. ● USD 104.9 Million Export Order (approximately INR 1,013 crore): On July 27, 2026, the Company announced it had secured a USD 104.9 million (approximately INR 1,013 crore) export order for the manufacture and supply of 155mm base bleed artillery shells. The order, which is to be executed over the next 6 to 12 months, strengthens the Company's position in the global defence manufacturing supply chain. ● M107 Shells order Execution: Execution of the M107 shells order (approximately INR 208 crore) has commenced, with the first consignment already completed and deliveries continuing over the next two quarters. ● Boeing Innovation Award: Nasmyth was recognized with the Innovation Award at the 2026 Global Boeing Supplier Summit in Seattle for its R&D efforts, an achievement that leads to repeat business from Boeing. ● Sri City, Facility The facility in Sri City has been commissioned and remains on track for full scale production in the third quarter, supporting the Company's longer-term margin expansion and growth. ● Investments into UK Facilities: The Company made targeted investments into Capex and working capital requirements for its UK facilities, which are expected to unlock further efficiencies in the medium-term. About Sigma Advanced Systems Limited Sigma Advanced Systems Limited (listed on the BSE and NSE) is a leading Indian aerospace and defence precision engineering company with a growing international footprint. The company designs, develops, and manufactures mission-critical systems across aerospace, avionics, naval systems, radars, and communication systems, , built on its in-house Build-to-Spec engineering capability. Through its UK subsidiaries, Nasmyth and Bromford, Sigma has established a strong presence in the global aerospace supply chain, producing complex precision solutions for some of the most demanding manufacturing programmes for its global OEM customers. For Further Information: Name:Nirav Upadhyay Contact number: 9920625163 Email id: Nirav@jefferiesandbain.com