Zoominfo Investor Day Presentation Deck

2022 ANALYST DAY> MODEL AT SCALE Leading Profitability Model at Scale Consensus CY22E Adj Operating Margin (per Bloomberg)(1¹) Z zoominfo 40% 45% Adobe 40% 38 % ---- ZoomInfo I е 34% 33% 32% Veeva Qualys Paycom Zoom Video Z zoominfo 29% 20% 25% 25% 25% 23% Dropbox Clearwater ServiceNow Dynatrace SPS Commerce Mimecast Paylocity xog 19% Blackbaud Salesforce.com Workday DocuSign 14% 14% 12% Datadog CrowdStrike DigitalOcean Fivey 11% RingCentral Vertex 8% 6% 4% 4% Q2 Ceridian Zscaler Jamf HubSpot KnowBe4 Benefitfocus Zendesk Alarm.com Duck Creek 3% 2% 2% 1% 1% Everbridge Coupa Shopify Qualtrics Cloudflare BlackLine Source: Consensus estimates from Bloomberg as of 5/9/2022. No adjustments made to the figures. 1. CY22E adj operating margin calculated as CY22E ((Adjusted EBIT / Operating Income) / (Revenue)) *100 1% 1% 0% -1% -1% -3% -4% III || -6% -6% Upper Quartile CY22E Adj Operating Margin Lower 75% CY22E Adj Operating Margin Negative CY22E Adj Operating Margin -8% -10% -11% -13% -14% -18% -36% -36% -38% -45% -56%

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