Riverstone Echo GP, LLC - 01 Mar 2023 Form 4 Insider Report for Enviva Inc.

Footnote F1

Each share of Series A Preferred Stock ("Preferred Share") is convertible into one share of Common Stock of Enviva Inc. (the "Issuer"), subject to adjustment for any stock dividends, splits, combinations and similar events.

Footnote F2

Includes 3,977,723 Preferred Shares purchased pursuant to three separate subscription agreements, dated February 28, 2023, by and between the Issuer and Riverstone Echo Continuation Holdings, L.P. ("Echo Continuation Holdings"), Riverstone Echo Rollover Holdings, L.P. ("Echo Rollover Holdings"), and Riverstone Echo PF Holdings, L.P. ("PF Holdings"), respectively, of which 1,969,002 Preferred Shares were purchased by Echo Continuation Holdings, 267,869 Preferred Shares were purchased by Echo Rollover Holdings, and 1,740,852 Preferred Shares were purchased by PF Holdings.

Footnote F3

The conversion of the Preferred Shares to shares of Common Stock of the Issuer is subject to and will occur automatically upon stockholder approval of a proposal to issue Common Stock upon conversion of the Preferred Shares for purposes of Rule 312.03 of the New York Stock Exchange Listed Company Manual.

Footnote F4

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 F5

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.