Sopra Steria // 2022 CONVENING NOTICE

2 SOPRA STERIA GROUP PRESENTATION’S Business model and Corporate responsability

…the value creation chain

Sopra Steria's DNA

Innovations & Technologies Cloud, Data, AI 1 , Blockchain, Cybersecurity, Mobility, 5G, IoT 2

Imagining and building the future Enhancing what’s already there Transforming our clients’ business models, processes and systems Link between legacy and digital

Entrepreneurial culture, close client relationships, sense of commitment, corporate responsibility

Business/technology expertise Transformation

Systems meeting our clients’ strategic and business goals

Our culture

Our ressources

End-to-end approach

Major Client focus 8 strategic verticals, Targeted business areas

Employees, strategic partners, subcontractors, startups, suppliers, business/ engineering schools and universities

Extensive range of solutions

Sample value creation performance measures in 2021 for our main stakeholders

Employees • 72% of employees say Sopra Steria is a great place to work - GPTW survey 3 • 100% of employees take part in a training session at least once a year • 16% attrition rate • 27 hours of training on average per employee

Clients • 80% of 100 strategic clients satisfied according to the Customer Voice survey • 6.4% organic revenue growth

Shareholders • Share price up 19% in 2021 • €3.20 dividend proposed for financial year 2021 • Non-financial rating agencies’ rating (cf. page 28)

Company • -50% 4 GHG emissions per employee in 2021 (baseline: 2015) • A List: CDP ranking • Top 1% Platinum: EcoVadis

(1) AI: Artificial intelligence (2) IoT: Internet of things (3) GPTW: Great Place To Work (4) Excl. Covid impact; -83.5% incl. Covid impact (5) GHG: Greenhouse gas

See Chapter 1 and 4 for more information of Sopra Steria’s 2021 Universal Registration Document

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SOPRA STERIA NOTICE OF MEETING 2022