Press release pertaining to the financial results for the quarter ended 30 June 2026

Date: 30 July 2026 BSE Limited, National Stock Exchange of India Limited, 20th Floor, P.J. Towers, Exchange Plaza, C-1, Block G, Dalal Street, Bandra Kurla Complex, Bandra (E), Mumbai - 400001. Mumbai – 400 051 BSE Scrip Code: 544294 NSE Scrip Symbol: ROSSTECH Subject: Press release on financial results for the quarter ended 30 June 2026 Dear Sir/Madam, Pursuant to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, please find enclosed the press release pertaining to the financial results of the Company for the quarter ended June 30, 2026. Kindly take the same in your record. Thanking you, For Rossell Techsys Limited Krishnappayya Desai Company Secretary & Compliance officer Press Release Rossell Techsys Sets a New Benchmark in Q1 FY27 with Record Performance and 78% Revenue Growth Bengaluru, India | July 29, 2026: Rossell Techsys Limited (NSE/BSE: ROSSTECH), a leading provider of high-reliability engineering and manufacturing solutions for the aerospace, defence, semiconductor, and space sectors, announced its unaudited financial results for the quarter ended June 30, 2026. The company delivered a record-breaking start to FY27, with Revenue from Operations surging 78% year-on-year to ₹154.7 crore, marking the highest-ever quarterly revenue in the company’s history, and Profit Before Tax (PBT) soaring 139% year-on-year to ₹9.60 crore, driven by disciplined execution, expanding customer engagements, and sustained momentum across its core businesses. During the quarter, Rossell Techsys strengthened its presence across the Aerospace & Defence and Semiconductor sectors by successfully onboarding a major global semiconductor customer following an extensive qualification process. The company also progressed customer qualification programmes and capacity expansion initiatives and continues to see strong demand visibility, with its manufacturing capacity, resources, and infrastructure aligned to support planned production ramp-ups. Key Financial Highlights: Q1 FY26–27 ● Revenue from Operations increased 78% year-on-year to ₹154.71 crore. ● Profit Before Tax (PBT) increased 139% year-on-year to ₹9.60 crore. ● EBITDA grew 95% year-on-year to ₹23.30 crore, with an EBITDA margin of 15.06% ● Profit After Tax (PAT) stood at ₹6.98 crore. ● Earnings Per Share (EPS) stood at ₹1.85. The company's business momentum was reflected in a healthy order pipeline, with bids worth over ₹350 crore submitted and purchase orders valued at ₹240 crore secured during the quarter. Rossell Techsys Inc. (RTI), the Company's U.S. subsidiary, also achieved key milestones, including successful qualification audits, the receipt of a Letter of Intent from an international defence company, and participation in a global satellite communications programme. Commenting on the performance, Rishab Mohan Gupta, Managing Director, Rossell Techsys Limited, said, "The first quarter reflects the continued confidence our customers place in Rossell Techsys and the strength of our execution capabilities. As customer programmes continue to progress, we remain focused on scaling our engineering and manufacturing capabilities while maintaining the quality and reliability that define Rossell Techsys. Going forward, our priorities are to scale revenues and profitability, expand our participation across the Aerospace, Defence, Semiconductor, and Industrial sectors, and continue building capabilities in MRO, system integration, and advanced manufacturing. We remain committed to creating long-term value for all our stakeholders." To support its next phase of growth, Rossell Techsys continued to strengthen its manufacturing and organisational capabilities during the quarter. The company secured an additional manufacturing facility at Aerospace Park, Bengaluru, which is expected to become operational in the second half of FY27, and enhanced its financial flexibility through an additional ₹75 crore working capital facility, and initiated a proposed Qualified Institutions Placement (QIP) to raise up to ₹300 crore, supporting capacity expansion, strategic growth initiatives, and a stronger balance sheet. The Company also expanded its workforce to 1,281 professionals. Further strengthening its organisational development efforts, Rossell Techsys was recognised by the Times Group as one of the Best Organizations to Work For, reflecting its continued focus on talent development and building a strong workforce. Senthil Bala, Chief Executive Officer, added, "Our priority is to ensure that Rossell Techsys is equipped to support the increasing scale and complexity of customer programmes. We have expanded our manufacturing footprint, strengthened our production capabilities, and continued to invest in our people and processes. These initiatives enhance our ability to deliver complex engineering and manufacturing programmes with consistency, quality, and reliability while supporting the evolving requirements of our customers." With a healthy order pipeline, expanding manufacturing capacity, and continued investments in engineering capabilities, Rossell Techsys remains focused on expanding its presence across the Aerospace & Defence, Semiconductor, Space, and Industrial sectors while delivering sustainable long-term growth. About Rossell Techsys Limited Rossell Techsys Limited (NSE: ROSSTECH), headquartered in Bengaluru, India, specialises in end-to-end design, custom engineering, manufacturing, and lifecycle support for the aerospace, defense and adjacent industries. The Company holds a broad spectrum of aerospace and defense certifications — including AS9100, NADCAP, and ISO 27001 — placing it among a select group of Indian manufacturers operating at globally benchmarked standards of quality, cybersecurity, and environmental compliance. LinkedIn: https://www.linkedin.com/company/rossell-techsys X (Twitter): @rosselltechsys For media queries, please contact: PCG Ajay Tambe, Deputy Manager | Email:ajay@pcg-ww.com | 7619660721 Mansi Singh, Communications Executive | Email: mansi@pcg-ww.com |9833049186