Filed by Tortoise Acquisition Corp. II

Pursuant to Rule 425 under the Securities Act of 1933

and deemed filed pursuant to Rule 14a-12

under the Securities Exchange Act of 1934

Subject Company: Tortoise Acquisition Corp. II

Commission File No.: 001-39508

Date: August 5, 2021

The following communication was made available by Tortoise Acquisition Corp. II on its website at https://tortoisespac.com/ on August 5, 2021: