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                           March 25, 2021

       Eric Scheyer
       Chief Executive Officer
       Star Peak Energy Transition Corp.
       1603 Orrington Avenue, 13th Floor
       Evanston, Illinois 60201

                                                        Re: Star Peak Energy
Transition Corp.
                                                            Amendment No. 4 to
Registration Statement on Form S-4
                                                            Filed March 25,
2021
                                                            File No. 333-251397

       Dear Mr. Scheyer:

             We have reviewed your amended registration statement and have the
following
       comments. In some of our comments, we may ask you to provide us with
information so we
       may better understand your disclosure.

              Please respond to this letter by amending your registration
statement and providing the
       requested information. If you do not believe our comments apply to your
facts and
       circumstances or do not believe an amendment is appropriate, please tell
us why in your
       response.

              After reviewing any amendment to your registration statement and
the information you
       provide in response to these comments, we may have additional comments.

       Amendment No. 4 to Registration Statement on Form S-4

       Exhibit 23.1, page II-6

   1.                                                   Star Peak's auditors'
consent refers to Registration Statement Amendment No. 3 on Form
                                                        S-4 rather than
Amendment No. 4 on Form S-4. Please make arrangements with the
                                                        auditor to revise their
consent and, if they refer to an amendment, to refer to the
                                                        appropriate amendment.
               You may contact Ernest Greene at (202) 551-3733 or Anne
McConnell at (202) 551-
       3709 if you have questions regarding comments on the financial
statements and related
       matters. Please contact Geoff Kruczek at (202) 551-3641 or Sherry
Haywood at (202) 551-
       3345 with any other questions.
 Eric Scheyer
Star Peak Energy Transition Corp.
March 25, 2021
Page 2

                                                 Sincerely,
FirstName LastNameEric Scheyer
                                                 Division of Corporation
Finance
Comapany NameStar Peak Energy Transition Corp.
                                                 Office of Manufacturing
March 25, 2021 Page 2
cc:       Matthew R. Pacey
FirstName LastName