General Updates

Date: August 17, 2026 BSE Limited National Stock Exchange of India Phiroze JeeJee Bhoy Towers Limited Dalal Street, Fort Exchange Plaza Mumbai 400001 Bandra-Kurla Complex, Bandra(E) Scrip Code: 532408 Mumbai 400051 Symbol: SIGMAADV Sub: Investor Presentation. Dear Sir/Madam, With reference to the above cited subject, in continuation with our intimation dated August 12, 2026 on Schedule of Analysts/Institutional Investors Meeting and pursuant to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirement) Regulations, 2015, please find attached the Investor Presentation of the Company. You are requested to kindly take the above information on record. Thanking you, Yours faithfully, For Sigma Advanced Systems Limited (Formerly Megasoft Limited) Krishna Chaitanya Sadhu Company Secretary & Compliance Officer SIGMA ADVANCED SYSTEMS LTD Investor Presentation | Aug 2026 Disclaimer This presentation and the accompanying slides (the “Presentation”), which have been prepared by Sigma Advanced Systems (the “Company”), have been prepared solely for information purposes only and does not constitute any offer or invitation, directly or indirectly, in any manner, or inducement to sell or issue, or any solicitation of any offer to purchase or subscribe for any securities of the Company in any jurisdiction and no part of it shall form the basis of or be relied upon in connection with any contract or commitment whatsoever. No offering of securities of the Company will be made except by means of a statutory offering document containing detailed information about the Company. This Presentation is not a prospectus, disclosure document, a statement in lieu of a prospectus, an offering circular, an advertisement or an offer document under the Companies Act, 2013, and the rules made thereunder, as amended, the Securities and Exchange Board of India (Issue of Capital and Disclosure Requirements) Regulations, 2018, as amended, or any other applicable law in India. This Presentation should not be considered as a recommendation that any investor should subscribe for or purchase any securities of the Company or its subsidiary (collectively, the “Group”) and should not be used as a basis for any investment decision. The information contained in this Presentation is only current as of its date and has not been independently verified. The Group will not update you in the event the information in the Presentation becomes stale. 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Any opinion, estimate or projection herein constitutes a judgment as of the date of this Presentation, and there can be no assurance that future results or events will be consistent with any such opinion, estimate or projection. The Company assumes no obligation to update any forward-looking information contained in this Presentation. Any forward-looking statements and projections made by third parties included in this Presentation are not adopted by the Company and the Company is not responsible for such third-party statements and projections. Given these uncertainties and other factors, viewers of this Presentation are cautioned not to place undue reliance on these forward-looking statements. All information contained in this Presentation has been prepared solely by the Company based on information and data which the Company considers reliable. This Presentation may not be all inclusive and may not contain all of the information that you may consider material. Sigma Advanced Systems Ltd Management Commentary 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 a“nd defense supply chain. Mr. Sunil Kumar Kalidindi Group CEO Sigma Advanced Systems Ltd Company Overview Sigma Advanced System : Company Overview Integrated Global Aerospace & Defense player offering cutting edge products sub-systems and components with a strong domestic manufacturing base Sigma At a Glance Offerings Overview Aerospace Aero-Engines : Class I fabrications, sub-assemblies, and components focusing on combustion chambers 90%+ International Long-term contracts INR 8,000 Cr+ Order Book Aero-Structure : Critical air frame structures across wings, Orderbook 7+ years fuselage, and empennage Military Aircraft : Critical aero engine and aero structure assemblies for global military aircrafts Defence Development partner with Delegatory approvals for Dual Manufacturing Missile Systems : Guidance systems, on-board electronics strong R&D work transfer to India Footprint in UK & India Avionics & Naval : Flight data acquisition systems, cockpit displays, naval on-board systems Land-based Systems : Tank and other combat vehicle assemblies Ammunition : Artillery shell bodies, fuzes, and other critical 800+ FTEs of highly 350K+ sqft facilities assemblies for ammunition trained manpower Counter Drones Solutions and UAVs : range of counter drone products - Radars, spoofers, effectors; UAVs: Surveillance, loitering munitions Sigma Advanced Systems Ltd 5 Sigma Advanced System : 5 Year Journey Augmenting organic growth with targeted acquisitions and partnerships to expand its footprint and generate value in the ecosystem Strengthened R&D and Acquired UK based Nasmyth, to Acquired UK based Bromford, expanded into Naval and enter components and sub- to consolidate position in the Avionics (onboard systems) assembly value chain, and gain global aerospace ecosystem product classes, to unlock new access to the UK and EU markets and Rolls-Royce supply chain growth opportunities 2021-22 2023 2025 2026 2026 2026 Strategic investment in Indrajaal Acquired AS Strategic to Operationalized new production to capture the growing anti-drone strengthen foothold in the large facility at Sri City (70k sqft in solutions market, positioning European and North Americ [Showing first 8,000 characters — download PDF for full document]