Investor Presentaiton

Growing number of Multi-million dollar accounts with Improving Client Diversification Clients by Account Size routemobile communication simplified NWA UT 50 41 40 30 31 21 16 20 10 1 2 2 4 2 3 5 7 9 3 4 > $15mn > $10mn FY18-19 FY19-20 FY20-21 > $5mn FY21-22(1) > $1mn Client Concentration 100% 81% 54% 43% 50% 23% 0% (2) FY18-19 82% 54% 44% 19% 86% 59% 45% 15% FY19-20 FY20-21 Top 1 Top 5 ■Top 10 ■Top 50 (1) Excludes MRM (one of the clients of RML) from this analysis post acquisition | (21 FY18-19 excludes the discontinued wholesale voice business 80% 52% 42% 13% FY21-22 20

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