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              Wilshire
      Credit Corporation
                Payments
                P.O. Box
      30040; Los Angeles, CA 90030-0040
                or P.O. Box
      650314; Dallas, TX 75265-0314
 Exhibit T
                CorrespondenceP.O. Box 8517; Portland, OR
      97207-8517Phone(503) 952-7947March 26,
    2008
                (888) 502-0100Fax(503)
      952-7476Web Sitewww.wfsg.com
 LaSalle
Bank NA
 135 S.
LaSalle Street
 IL4-135-15-11
 Chicago,
IL 60603
 Attn:
RMBS Administration
 Merrill
Lynch Mortgage Investors, Inc
 250 Vesey
Street
 4 World
Financial Center, 10th Floor
 New York,
NY 10080
 Attn:
Ketan Parekh
 Re:
                Sarbanes-Oxley
      Certification(Wilshire Pool 1502)
      Pooling & Servicing Agreement dated as of February 1, 2007 between
      Merrill Lynch Mortgage Investors, Inc., Depositor, Wilshire Credit
      Corporation, Servicer, and LaSalle Bank National Association, Trustee
      for the Merrill Lynch Mortgage Investors Trust, Mortgage Loan Asset-Backed
      Certificates, Series 2007-HE1.
 I, Ken
Frye, Senior Vice President, Loan Servicing, certify that:
  1.  I, or
persons under my supervision, have reviewed the report on Form 10-K and all
reports on Form 10-D required to be filed in respect of the period covered by
this report on Form 10-K of Merrill Lynch Mortgage Investors, Inc., Depositor
(the “Exchange Act periodic reports”);
  2.  Based on
my knowledge, the Exchange Act periodic reports do not contain any untrue
statement of a material fact or omit to state a material fact necessary to make
the statements made, in light of the circumstances under which such statements
were made, not misleading with respect to the period covered by this
report;
  3.  Based on
my knowledge, all of the distribution, servicing and other information required
to be provided under Form 10-D for the period covered by this report is included
in the Exchange Act periodic reports;
  4.  I am
responsible for reviewing the activities performed by the Servicer and based on
my knowledge and the compliance review conducted in preparing the Servicer
compliance statement required by this report under Item 1123 of Regulation AB,
and except as disclosed in the Exchange Act periodic reports, the Servicer has
fulfilled its obligations under the Servicing Agreement; and
  5.  All of
the reports on assessment of compliance with servicing criteria for ABS and
their related attestation reports on assessment of compliance with servicing
criteria for asset-backed securities required to be included in this report in
accordance with Item 1122 of Regulation AB and Exchange Act Rules 13a-18 and
15d-18 have been included as an exhibit to this report, except as otherwise
disclosed in this report.  Any material instances of noncompliance
described in such reports have been disclosed in this report on Form
10-K.
 
 
 In giving the
certifications above, I have reasonably relied on information provided to me by
the Trustee, LaSalle Bank National Association, an unaffiliated
party.
  
 Wilshire
Credit Corporation, as Servicer
 By:/s/
Ken Frye
 Name: Ken
Frye
 Title:
Senior Vice President Loan Servicing
 (Senior
Officer in charge of the servicing function of the
servicer)