Sigma Advanced Systems Board Approves ₹3000 Crore Fundraising

Change in Director / Key Managerial Personnel

Nature of changes: Multiple appointments, resignations, and designations approved by the Board of Directors.

New Appointments:

• Mr. Galla Jayadev (DIN: 00143610) appointed as Independent Director (Non-Executive, Additional) effective November 06, 2026. Holds bachelor's degree in Political Science and Economics from University of Illinois. Entrepreneur and business leader with extensive experience in management and strategic planning. Former Member of Parliament (Lok Sabha) representing Guntur Parliamentary Constituency for two terms. Associated with Amara Raja Energy & Mobility Limited as Co-Founder since 1985, served as Managing Director. Not related to any other directors.
• Ms. Urkavalan Jeya Santhi (DIN: 11338879) appointed as Independent Woman Director (Non-Executive, Additional) effective November 06, 2026. Postgraduate in Computer Science and Engineering from PSG College of Technology, Bachelor's Degree in Electronics and Communication. Distinguished defence scientist with over 36 years experience in DRDO, expertise in cryptology, information security, and quantum communications. Currently Director of DRDO Industry Academia Centre of Excellence at IIT Delhi since July 2025. Not related to any other directors.

Designation Changes:

• Lt. Gen. Retd. Raju Somashekar Baggavalli (DIN: 11482140) designated as Chairman of the Board effective November 06, 2026. Brings nearly four decades of senior leadership and strategic decision-making experience at highest levels of national security. Former Vice Chief of Army Staff overseeing policy formulation and resource optimization. Not related to any other directors.
• Mr. Kartheek Raju Chintalapati (DIN: 02921819) changed from Non-Executive Director to Whole-Time Director (Executive, Promoter) effective November 06, 2026 for 5 years (subject to shareholder approval). Designated as Vice Chairman of the Board effective November 06, 2026. Second generation entrepreneur with over 15 years international experience in consulting and investment across life sciences, power, and defense sectors. Bachelor of Business Administration from Claremont McKenna College. Not related to any other directors.
• Mr. Sunil Kumar Kalidindi (DIN: 02344343) changed from Whole-Time Director to Managing Director effective November 06, 2026 for 5 years (subject to shareholder approval). Age 43, holds bachelor's degree in Engineering from PSG College of Engineering, master's degree in Management from University of Leicester (UK), and Master's degree in Finance from London Business School. Heading Sigma Advanced Systems Limited as Executive Director & CEO since December 2021. Not related to any other directors.

Resignations:

• Mr. Suryanarayana Raju Nandyala (DIN: 01581731) resigned as Independent Director effective conclusion of November 06, 2026 Board Meeting due to increasing professional commitments and other engagements.
• Ms. Leona Ambuja (DIN: 07138817) resigned as Non-Executive Non-Independent Director effective conclusion of November 06, 2026 Board Meeting due to other pre-occupations.
• Ms. Uma Garimella (DIN: 02847624) resigned as Independent Woman Director effective conclusion of November 06, 2026 Board Meeting due to increasing professional commitments and other engagements.

All directors confirmed not debarred from holding office per SEBI/exchange circulars.

Key Financial or Operational Approvals

Financial Results Approval:

Board approved Un-audited Financial Results (Standalone & Consolidated) for quarter and half year ended September 30, 2026 in format prescribed under Regulation 33 of SEBI (LODR) Regulations, 2015. Includes:

• Standalone Un-audited Financial Results
• Auditors' Limited Review Report on Standalone results
• Consolidated Un-audited Financial Results
• Auditors' Limited Review Report on Consolidated results
• Statement of Assets and Liabilities (Standalone and Consolidated) as on September 30, 2026
• Statement of Cash Flow Statement (Standalone and Consolidated) for half year ended September 30, 2026

Fundraising Approval:

Board approved raising funds up to ₹3,000 crores through issuance of equity shares and/or any other eligible securities via one or more methods: further public offer, preferential allotment, rights issue, private placement, qualified institutions placement, or any other permissible method. Pricing, timing, and terms to be determined by Board or committee in accordance with Companies Act, 2013, SEBI ICDR Regulations, SEBI Listing Regulations, subject to shareholder and regulatory approvals.

Other Approvals:

• Approved Notice of Postal Ballot
• No deviation or variation in proceeds of public/rights/preferential issues for quarter and half year ended September 30, 2026
• No outstanding default on loans and debt securities for quarter and half year ended September 30, 2026
• Related Party Transactions disclosure provided with XBRL FULL Results for half-yearly filing

Strategic or Business Context

The company's current focus areas are Aerospace and Defence sectors. Under leadership of Mr. Sunil Kumar Kalidindi, the company continues to grow through strategic acquisitions in these domains to become a key player by leveraging technical expertise, innovative capabilities, and partnerships.

Any Other Material Information

Meeting Details: Board meeting commenced at 2:00 PM and concluded at 5:00 PM on November 06, 2026.

Compliance: Financial results will be published in English and Tamil newspapers as per Regulation 47 of SEBI (LODR) Regulations, 2015, and available on company website (https://sigmaadvsys.com/investorsservices/financials-reports/) and stock exchange websites (www.bseindia.com and www.nseindia.com).