Press Release - TCS and Vodafone join forces to drive AI-led digital transformation for UK enterprises

TCS/PR/SE/24/2026-27 August 13, 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 and Vodafone join forces to drive AI-led digital transformation for UK enterprises” 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 and Vodafone join forces to drive AI-led digital transformation for UK enterprises The partnership will accelerate digital transformation, unlock new opportunities, and deliver stronger outcomes for UK enterprise customers LONDON | MUMBAI, August 13, 2026: Tata Consultancy Services (TCS) (BSE: 532540, NSE: TCS), a global leader in IT services, consulting, and business solutions, has announced a strategic partnership with Vodafone Business, the enterprise arm of VodafoneThree — the United Kingdom’s largest mobile operator. This synergy will help customers modernise technology, accelerate digital adoption, reduce complexity, and scale to achieve stronger business outcomes and customer experience. The partnership will support collaboration across priority areas such as cloud transformation and migration, AI and automation, cyber security, network modernisation and digital infrastructure, data and analytics, IoT and connected business applications, managed services, and operational transformation. Through this agreement, TCS will help Vodafone Business further strengthen its ability to support UK organisations with secure, resilient, and scalable digital foundations for growth and modernisation. The partnership builds on VodafoneThree's £11 billion investment to create the UK's best network for business. Together, these capabilities will help empower customers across the public sector, healthcare, financial services, manufacturing, retail, and critical national infrastructure sectors. Nick Gliddon, Business Director, VodafoneThree, said, “UK businesses are looking for partners who understand their market, their customers, and the pressure to modernise quickly. The challenge for many organisations is not ambition, it is execution: making the right technology choices, integrating them properly and turning investment into measurable impact. We are pleased to welcome TCS to our growing ecosystem of strategic partners, helping Vodafone Business deliver the services, expertise and digital experiences customers need to move faster, reduce complexity and grow with confidence.” Vinay Singvi, Head of UK and Ireland, TCS, said, “We see enormous potential to leverage AI and digital transformation, scale of operating model, deep technology expertise, and wide industry domain experiences to unlock greater value for Vodafone Business, TCS, and its customers in the UK, to not only improve revenue but enhance customer experience.’ The partnership builds on TCS’ long-standing commitment towards the region, where it continues to invest in innovation, talent, and enterprise transformation. For over 50 years, TCS has been a leading technology partner to UK enterprises, helping drive digital transformation and supporting talent development. The company has created 42,000 jobs in the country, directly and indirectly. Its AI Experience Zone and London Design Studio are a reimagine of its flagship TCS PacePort™ facility and will play a strategic role in fostering innovation and client collaboration across the UK. About Vodafone UK Vodafone UK is a technology communications company that connects people, businesses and devices to help our customers benefit from digital innovation. Our services span mobile, fixed-line connections, home and office broadband, and the Internet of Things (IoT). We have a strong track record as a tech pioneer, making the UK’s first mobile phone call, sending the first Page 1 of 2 C2 General text message, and making the UK’s first live holographic call using 5G in 2018. We were the first to start carrying live 5G traffic from a site in Salford, Greater Manchester and now have 5G in locations across Germany, Ireland, Italy, Spain as well as the UK. Meanwhile, our 4G network coverage currently reaches over 99% of the UK population. Today, Vodafone serves more than 20 million unique full fibre premises in the UK through partnerships with CityFibre and Openreach. For more information about Vodafone UK, please visit: www.vodafone.co.uk About 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 UK Email: Priyanka.mehta@tcs.com | Phone: +44 (0) 7921 493 382 Page 2 of 2 C2 General