SOLID POWER, INC.
FREQUENTLY ASKED QUESTIONS
STOCK OPTIONS
Important Information
and Where to Find It
In connection with the proposed business combination, Decarbonization Plus Acquisition Corporation III (DCRC)
will file a registration statement on Form S-4 (the Registration Statement) with the Securities and Exchange Commission (the SEC). The Registration Statement will include a proxy
statement/prospectus of DCRC. Additionally, DCRC will file other relevant materials with the SEC in connection with the business combination. Copies may be obtained free of charge at the SECs web site at www.sec.gov. Security holders of DCRC
are urged to read the proxy statement/prospectus and the other relevant materials when they become available before making any voting decision with respect to the proposed business combination because they will contain important information about
the business combination and the parties to the business combination. The information contained on, or that may be accessed through, the websites referenced herein is not incorporated by reference into, and is not a part of, this document.
Participants in the Solicitation
DCRC and its
directors and officers may be deemed participants in the solicitation of proxies of DCRCs stockholders in connection with the proposed business combination. Security holders may obtain more detailed information regarding the names,
affiliations and interests of certain of DCRCs executive officers and directors in the solicitation by reading DCRCs final prospectus for its initial public offering filed with the SEC on March 25, 2021, and the proxy
statement/prospectus and other relevant materials filed with the SEC in connection with the business combination when they become available. Information concerning the interests of DCRCs participants in the solicitation, which may, in some
cases, be different than those of their stockholders generally, will be set forth in the proxy statement/prospectus relating to the business combination when it becomes available.
No Offer or Solicitation
This communication does
not constitute an offer to sell or the solicitation of an offer to buy any securities or constitute a solicitation of any vote or approval.
Forward
Looking Statements
The information herein includes forward-looking statements within the meaning of Section 27A of the Securities
Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended. All statements, other than statements of present or historical fact included herein, regarding DCRCs proposed acquisition of Solid Power, Inc.
(Solid Power), DCRCs ability to consummate the transaction, the benefits of the transaction and the combined companys future financial performance, as well as the combined companys strategy, future operations, estimated
financial position, estimated revenues and losses, projected costs, prospects, plans and objectives of management are forward-looking statements. When used herein, the words could, should, will, may,
believe, anticipate, intend, estimate, expect, project, the negative of such terms and other similar expressions are intended to identify forward-looking statements, although
not all forward-looking statements contain such identifying