Riverstone Echo GP, LLC - 31 Dec 2022 Form 5 Insider Report for Enviva Inc.

Footnote F1

Includes 103,302 shares of the Issuer's Common Stock, par value $0.001 per share (the "Common Stock") issued in respect of reinvested dividends pursuant to the Support Agreement, dated October 14, 2021, by and among Enviva Partners, LP, the persons set forth on Schedule I attached thereto and the other parties named therein (the "Support Agreement") on February 25, 2022 of which 49,888 shares were issued to Riverstone Echo Continuation Holdings, L.P. ("Echo Continuation Holdings"), 9,307 shares were issued to Riverstone Echo Rollover Holdings, L.P. ("Echo Rollover Holdings"), and 44,107 shares were issued to Riverstone Echo PF Holdings, L.P. ("PF Holdings").

Footnote F2

Includes 98,042 shares of Common Stock issued in respect of reinvested dividends pursuant to the Support Agreement on May 27, 2022 of which 47,347 shares were issued to Echo Continuation Holdings, 8,834 shares were issued to Echo Rollover Holdings, and 41,861 shares were issued to PF Holdings.

Footnote F3

Includes 116,438 shares of Common Stock issued in respect of reinvested dividends pursuant to the Support Agreement on August 26, 2022 of which 56,231 shares were issued to Echo Continuation Holdings, 10,491 shares were issued to Echo Rollover Holdings, and 49,716 shares were issued to PF Holdings.

Footnote F4

Includes 146,747 shares of Common Stock issued in respect of reinvested dividends pursuant to the Support Agreement on November 25, 2022 of which 70,868 shares were issued to Echo Continuation Holdings, 13,222 shares were issued to Echo Rollover Holdings, and 62,657 shares were issued to PF Holdings.

Footnote F5

Issued in connection with each reporting person's obligations to reinvest quarterly cash dividends pursuant to the Support Agreement, to which the reporting persons are parties.

Footnote F6

David M. Leuschen and Pierre F. Lapeyre, Jr. are the managing directors of Riverstone Management Group, L.L.C. ("Riverstone Management"), and have or share voting and investment discretion with respect to the securities beneficially owned by Riverstone Management, which is the general partner of Riverstone/Gower Mgmt Co Holdings, L.P., which is the sole member of Riverstone Holdings LLC, which is the sole member of Riverstone Echo GP, LLC, which is the general partner of Riverstone Echo Partners, L.P., which is the sole member of each of Riverstone ECF GP, LLC ("ECF GP") and Riverstone Echo Rollover GP, LLC ("Echo Rollover GP").

Footnote F7

ECF GP is the general partner of each of Echo Continuation Holdings and PF Holdings. Echo Rollover GP is the general partner of Echo Rollover Holdings. As a result of these relationships, each of these entities and individuals may be deemed to have or share beneficial ownership of the securities held of record by Echo Continuation Holdings, Echo Rollover Holdings, and PF Holdings. Each such entity or person disclaims beneficial ownership of such securities except to the extent of their respective pecuniary interest therein.