United States securities and exchange commission logo





                             November 19, 2020

       Vijay Manthripragada
       Chief Executive Officer
       Montrose Environmental Group, Inc.
       1 Park Plaza, Suite 1000
       Irvine, CA 92614

                                                        Re: Montrose
Environmental Group, Inc.
                                                            Draft Registration
Statement on Form S-1
                                                            Submitted November
13, 2020
                                                            CIK No. 0001643615

       Dear Mr. Manthripragada:

                                                        This is to advise you
that we do not intend to review your registration statement.

               We request that you publicly file your registration statement no
later than 48 hours prior
       to the requested effective date and time. Please refer to Rules 460 and
461 regarding requests for
       acceleration. We remind you that the company and its management are
responsible for the
       accuracy and adequacy of their disclosures, notwithstanding any review,
comments, action or
       absence of action by the staff.

                                                        Please contact Daniel
Morris at (202) 551-3314 with any questions.




                             Sincerely,


                             Division of Corporation Finance

                             Office of Trade & Services
       cc:                                              Peter Wardle