Exhibit 31.3
 CERTIFICATION
PURSUANT TO RULE 13a-14(a) OF THE
SECURITIES EXCHANGE ACT, AS ADOPTED
PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Guillermo Sabater, Comptroller
of Santander Holdings USA, Inc., certify that: 1.I have reviewed this Amendment No.
1 to the Annual Report on Form 10-K/A of Santander Holdings USA, Inc.; 2.Based on my knowledge, this report
does 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, the
financial statements, and other financial information included in this report,
fairly present in all material respects the financial condition, results of
operations and cash flows of the registrant as of, and for, the periods
presented in this report; 4.The registrant’s other certifying
officers and I are responsible for establishing and maintaining disclosure
controls and procedures (as defined in Exchange Act Rules 13a-15(e) and
15d-15(e)) and internal control over financial reporting (as defined in
Exchange Act Rules 13a-15(f) and 15d-15(f)) for the registrant and have: (a)Designed such disclosure controls
and procedures, or caused such disclosure controls and procedures to be
designed under our supervision, to ensure that material information relating to
the registrant, including its consolidated subsidiaries, is made known to us by
others within those entities, particularly during the period in which this
report is being prepared; (b)Designed such internal control
over financial reporting, or caused such internal control over financial
reporting to be designed under our supervision, to provide reasonable assurance
regarding the reliability of financial reporting and the preparation of
financial statements for external purposes in accordance with generally
accepted accounting principles; (c)Evaluated the effectiveness of the
registrant’s disclosure controls and procedures and presented in this report
our conclusions about the effectiveness of the disclosure controls and
procedures, as of the end of the period covered by this report based on such
evaluation; and (d)Disclosed in this report any
change in the registrant’s internal control over financial reporting that
occurred during the registrant’s most recent fiscal quarter that has materially
affected, or is reasonably likely to materially affect, the registrant’s
internal control over financial reporting; and 5.The registrant’s other certifying
officers and I have disclosed, based on our most recent evaluation of internal
control over financial reporting, to the registrant’s auditors and the audit
committee of the registrant’s board of directors (or persons performing the
equivalent functions):


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(a)All significant deficiencies and material weaknesses in the design or operation of internal control over financial reporting which are reasonably likely to adversely affect the registrant’s ability to record, process, summarize and report financial information; and (b)Any fraud, whether or not material, that involves management or other employees who have a significant role in the registrant’s internal control over financial reporting.   /s/ Guillermo Sabater Name:  Guillermo Sabater Title:    Comptroller and            Senior Executive Vice President April 4, 2013