X0306 4 2022-04-20 0 0001794515 ZoomInfo Technologies Inc. ZI 0001527166 Carlyle Group Inc. C/O THE CARLYLE GROUP, 1001 PENNSYLVANIA AVE., N.W., SUITE 220 SOUTH WASHINGTON DC 20004-2505 0 0 1 0 0001548626 Carlyle Holdings I GP Inc. C/O THE CARLYLE GROUP, 1001 PENNSYLVANIA AVE., N.W., SUITE 220 SOUTH WASHINGTON DC 20004-2505 0 0 1 0 0001548627 Carlyle Holdings I GP Sub L.L.C. C/O THE CARLYLE GROUP, 1001 PENNSYLVANIA AVE., N.W., SUITE 220 SOUTH WASHINGTON DC 20004-2505 0 0 1 0 0001548628 Carlyle Holdings I L.P. C/O THE CARLYLE GROUP, 1001 PENNSYLVANIA AVE., N.W., SUITE 220 SOUTH WASHINGTON DC 20004-2505 0 0 1 0 Class A Common Stock 2022-04-20 4 S 0 100 57.00 D 41671145 I See footnotes The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan. Following the transactions reported herein, includes (i) 20,777,766 shares of Class A Common Stock held of record by Carlyle Partners VI Evergreen Holdings, L.P. ("Carlyle Evergreen") and (ii) 20,893,379 shares of Class A Common Stock held of record by CP VI Evergreen Holdings, L.P. ("CP VI Evergreen"). The Carlyle Group Inc., which is a publicly traded entity listed on the Nasdaq, is the sole shareholder of Carlyle Holdings I GP Inc., which is the sole member of Carlyle Holdings I GP Sub L.L.C., which is the general partner of Carlyle Holdings I L.P., which, with respect to the securities held of record by Carlyle Evergreen and CP VI Evergreen, is the managing member of CG Subsidiary Holdings L.L.C., which is the managing member of TC Group, L.L.C., which is the general partner of TC Group Sub L.P., which is the managing member of TC Group VI S1, L.L.C., which is the general partner of TC Group VI S1, L.P., which is the general partner of Carlyle Evergreen and CP VI Evergreen. Due to the limitations of the electronic filing system, each of CG Subsidiary Holdings L.L.C., TC Group, L.L.C., TC Group Sub L.P., TC Group VI S1, L.L.C., TC Group VI S1, L.P., Carlyle Partners VI Evergreen Holdings, L.P., and CP VI Evergreen Holdings, L.P. are filing a separate Form 4. The Carlyle Group Inc., By: /s/ Anne Frederick, Attorney-in-fact for Curtis L. Buser, Chief Financial Officer 2022-04-22 Carlyle Holdings I GP Inc., By: /s/ Anne Frederick, Attorney-in-fact for Curtis L. Buser, Managing Director and Chief Financial Officer 2022-04-22 Carlyle Holdings I GP Sub L.L.C., By: Carlyle Holdings I GP Inc., its sole member, By: /s/ Anne Frederick, Attorney-in-fact for Curtis L. Buser, Managing Director and Chief Financial Officer 2022-04-22 Carlyle Holdings I L.P., By: /s/ Anne Frederick, Attorney-in-fact for Curtis L. Buser, Managing Director 2022-04-22