Zoominfo Results Presentation Deck

Q1 EARNINGS CALL OVERVIEW Business Model Z zoominfo Growing TAM $70Bn Estimated TAM (1) Network Effects >100M Contact record events daily (2) Business Model >10x LTV/CAC(3)(4) Delivering Durable Growth and Profitability at Scale Scale $967M Annualized Q1 2022 Revenue Cash Flow $126M Q1 2022 Unlevered Free Cash Flow (5) Growth 58% Q1 2022 YOY Revenue Growth Profitability 39% Q1 2022 Adj. Operating Income Margin(5) Retention 116% (6) FY 2021 Net Revenue Retention rate. Large Customers 1,623 Customers w/ >100K ACV(²) 1. See footnote on slide 10. 2. As of or through March 31, 2022 as applicable 3. For the trailing twelve month period ended March 31, 2022 4. "LTV" is average lifetime value expected from a customer. "CAC" is our average customer acquisition cost 5. GAAP to non-GAAP reconciliations available in the non-GAAP reconciliations section of this presentation 6. For the trailing twelve month period ended December 31, 2021 3

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