Lumen Investor Day Presentation Deck

Digitize to Enable Growth Decommission ~70% of user- facing IT-owned systems by simplifying architecture (from ~170 user-facing IT-owned systems to ~50) Automate processes and utilize cloud-native infrastructure to take cost out 25 Rationalize 12 legacy data warehouses into single modern cloud-based platform, enabling democratized data access Simplify product offerings to reduce product support required INNOVATE FOR GROWTH ~$100M annualized run-rate savings expected in next few years LUMENⓇ

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