Updates

TCS/PR/SE/31/2026-27 September 15, 2026 National Stock Exchange of India Limited BSE Limited Exchange Plaza, C-1, Block G, P. J. Towers, Bandra Kurla Complex, Bandra (East) Dalal Street, Mumbai - 400051 Mumbai - 400001 Symbol - TCS Scrip Code No. - 532540 Dear Sirs, Sub: Press Release We are sending herewith copy of the Press Release titled “TCS to Accelerate AI-Led Technology Transformation for Germany’s Aareal Bank” which will be disseminated shortly. The Press release is self-explanatory. Thanking you, Yours faithfully, For Tata Consultancy Services Limited Yashaswin Sheth Company Secretary ACS 15388 Encl: as above 9th Floor Nirmal Building Nariman Point Mumbai 400 021 Tel 91 22 6778 9595 Fax 91 22 6630 3672 e-mail corporate.office@tcs.com website www.tcs.com Registered Office 9th Floor Nirmal Building Nariman Point Mumbai 400 021 Corporate Identity No. (CIN): L22210MH1995PLC084781 TCS to Accelerate AI-Led Technology Transformation for Germany’s Aareal Bank Partnership will modernize Aareal Bank's technology estate, strengthening operational resilience, building cyber readiness, and driving future growth. WIESBADEN| MUMBAI, September 15, 2026: Tata Consultancy Services (TCS) (BSE: 532540, NSE: TCS), a global leader in IT services, consulting, and business solutions, announced a long-term strategic partnership with Aareal Bank, a leading international property specialist, to transform its technology landscape with an AI-powered, cloud-first operating model. The collaboration marks a significant milestone in the Bank's ongoing technological transformation programme, supporting its ambition to further modernise its IT landscape, strengthen resilience, and create a future-ready digital foundation. As part of the partnership, TCS will become an integral part of the Bank's IT ecosystem, providing end-to-end support to its infrastructure landscape, including data centre operations, cloud platforms, workplace services, cybersecurity, and infrastructure management services. Leveraging its AI-led delivery model, intelligent automation capabilities, and deep financial services expertise, TCS will help simplify technology operations, improve service quality, enhance security, and create a more agile and scalable technology environment aligned with the bank's long-term strategic objectives. The transformation will deliver a more resilient, secure, and scalable technology environment, enabling Aareal Bank to operate more efficiently, respond faster to changing business needs, and accelerate innovation. It will also strengthen the bank's ability to navigate evolving regulatory and technology demands, while supporting sustainable growth. Dr Christian Ricken, CEO, Aareal Bank, said, “A modern, resilient and efficient technology platform is key to facilitating our business strategy. By partnering with TCS, we are strengthening our technology capabilities and creating the foundation for the next stage of our transformation journey. TCS brings extensive experience in financial and cloud services.” K Krithivasan, CEO & MD, Tata Consultancy Services, said, "As financial institutions modernize their technology estates to meet growing demands for resilience, security, and agility, AI-powered operations are becoming a critical enabler for enterprise transformation. We are proud to support Aareal Bank in its technological transformation. Our shared focus is on building a modern, secure and scalable technology environment that supports innovation, operational excellence and sustainable growth.” Building on this strategic foundation, TCS and Aareal Bank will continue to explore opportunities to advance AI-driven operations, intelligent cybersecurity capabilities, and next-generation technology services to further enhance operational resilience and support the bank's long-term innovation agenda. TCS has a long-standing commitment to serving as a trusted IT partner for European enterprises, with a presence in the region for over 45 years and close to 15,000 employees. In Germany, it has been operating since 1991, maintaining a strong local presence with multiple offices across the country. Independent studies consistently rank TCS among the IT service providers with the highest customer satisfaction in Germany. The company is also recognized as a Top Employer. Page 1 of 2 Aareal Bank AG Aareal Bank AG, headquartered in Wiesbaden, is a leading international property specialist. Through its Structured Property Financing and Banking & Digital Solutions segments, the Bank provides financing, banking services and software-enabled solutions for the property sector and related industries. For more information, visit www.aareal-bank.com/en/ Tata Consultancy Services Ltd (TCS) Tata Consultancy Services (BSE: 532540, NSE: TCS) is the technology partner of choice for industry-leading organizations worldwide. Since its inception in 1968, TCS has upheld the highest standards of innovation, engineering excellence and customer service. It has set an aspiration to become the world's largest AI-led technology services company and is enabling its clients to transform themselves across the full AI stack, from infrastructure to intelligence. Rooted in the heritage of the Tata Group, TCS is focused on creating long term value for its clients, its investors, its employees, and the community at large. With a highly skilled workforce spread across 56 countries and 194 service delivery centers across the world, the company has been recognized as a top employer in six continents. With the ability to rapidly apply and scale new technologies, the company has built long term partnerships with its clients. Many of these relationships have endured into decades and navigated every technology cycle, from mainframes in the 1970s to artificial intelligence today. TCS sponsors 14 of the world’s most prestigious marathons and endurance events, including the TCS New York City Marathon, TCS London Marathon, Tata Mumbai Marathon, and TCS Sydney Marathon with a focus on promoting health, sustainability, and community empowerment. TCS generated consolidated revenues of over US $30 billion in the fiscal year ended March 31, 2026. For more information, visit www.tcs.com Follow TCS on LinkedIn| Instagram | YouTube| X TCS media contacts: Corporate Communications & Email: corporate.communications@tcs.com India Email: santosh.castelino@tcs.com | Phone: +91 22 67789098 Email: rhea.mistry@tcs.com Europe Email: roland.bagen@tcs.com | Phone: +46 70 3178024 Page 2 of 2