GigCapital Global Sponsored SPAC GigCapital3 Reminds Stockholders to Vote in Favor of Proposed Business Combination with Lightning eMotors - Seite 2

About GigCapital Global and GigCapital3, Inc.

GigCapital Global (“GigCapital”) is a Private-to-Public Equity (PPE) technology, media, and telecommunications (TMT) focused investment group led by an affiliated team of technology industry corporate executives and entrepreneurs, and TMT operational and strategic experts in the private and public markets, including substantial, success-proven M&A and IPO activities. The group deploys a unique Mentor-Investors methodology to partner with exceptional TMT companies, managed by dedicated and experienced entrepreneurs. GigCapital was launched in 2017 with the vision of becoming the lead franchise in incepting and developing TMT Private-to-Public Equity (PPE) companies. For more information, visit www.gigcapitalglobal.com or https://www.GigCapital3.com/.

GigCapital3, Inc. is one of GigCapital’s Private-to-Public Equity (PPE) companies.

“Private-to-Public Equity (PPE)” and “Mentor-Investor” are trademarks of GigFounders, LLC, used pursuant to agreement.

Additional Information and Where to Find It

In connection with the proposed business combination, GigCapital3 filed the Registration Statement with the SEC, which includes the definitive proxy statement to be distributed to holders of GigCapital3’s common stock in connection with GigCapital3’s solicitation of proxies for the vote by GigCapital3’s stockholders with respect to the business combination and other matters as described in the Registration Statement and a prospectus relating to the offer of the securities to be issued to the equity holders of Lightning eMotors in connection with the business combination. The Registration Statement was declared effective by the SEC on March 26, 2021 and the definitive proxy statement/prospectus and other relevant documents will be mailed to GigCapital3’s stockholders as of the Record Date. GigCapital3’s stockholders and other interested persons are advised to read the definitive proxy statement / prospectus, in connection with GigCapital3’s solicitation of proxies for the Special Meeting to be held to approve, among other things, the business combination, because these documents contain important information about GigCapital3, Lightning eMotors and the business combination. Stockholders may also obtain a copy of the definitive proxy statement/prospectus, as well as other documents filed with the SEC regarding the business combination and other documents filed with the SEC by GigCapital3, without charge, at the SEC’s website located at www.sec.gov or by directing a request to Brad Weightman, Vice President and Chief Financial Officer, GigCapital3, Inc., 1731 Embarcadero Rd., Suite 200, Palo Alto, CA 94303, or by telephone at [phone].