**Exhibit 31.3**

CERTIFICATION OFPRINCIPAL FINANCIAL OFFICER

I, Gregg Buckbinder,Chief Financial and Operating Officer and principal financial officer ofMillburn Ridgefield Corporation, the General Partner of Nestor Partners (the “Partnership”),do hereby certify that:

1.  I have reviewed this annual report on Form10-K of the Partnership;

2.  Based on my knowledge, this annual reportdoes not contain any untrue statement of a material fact or omit to state amaterial fact necessary to make the statements made, in light of thecircumstances under which such statements were made, not misleading withrespect to the period covered by this annual report;

3.  Based on my knowledge, the financialstatements, and other financial information included in this annual report,fairly present in all material respects the financial condition, results ofoperations and cash flows of the Partnership as of, and for, the periodspresented in this annual report;

4. The Partnership’sother certifying officers and I are responsible for establishing andmaintaining disclosure controls and procedures (as defined in Exchange ActRules 13a-15(e) and 15d-15(e)) for the Partnership and have:

  (a) designed such disclosure controls and procedures, or caused suchdisclosure controls and procedures to be designed under our supervision, toensure that material information relating to the Partnership, including itsconsolidated subsidiaries, is made known to us by others within those entities,particularly during the period in which this annual report is being prepared;

  (b) evaluated the effectiveness of the Partnership’s disclosure controls andprocedures and presented in this annual report our conclusions about theeffectiveness of the disclosure controls and procedures, as of the end of theperiod covered by this annual report based on such evaluation; and

  (c) disclosed in this annual report any change in the Partnership’s internalcontrol over financial reporting that occurred during the Partnership’s fourthfiscal quarter that has materially affected, or is reasonably likely tomaterially affect, the Partnership’s internal control over financial reporting;and

5.  The Partnership’s other certifying officersand I have disclosed, based on our most recent evaluation of internal control overfinancial reporting, to the Partnership’s auditors and the audit committee ofthe Partnership’s board of directors (or persons performing the equivalentfunctions):

  (a) all significant deficiencies and material weaknesses in the design oroperation of internal control over financial reporting which are reasonablylikely to adversely affect the Partnership’s ability to record, process,summarize and report financial information; and

  (b) any fraud, whether or not material, thatinvolves management or other employees who have a significant role in thePartnership’s internal control over financial reporting.
| By: /s/ Gregg Buckbinder              |   |
|---------------------------------------|--------|
|                                  |   |
|                                  |   |
|                                  |   |
| Gregg Buckbinder                      |   |
| Chief Financial and Operating Officer |   |
| March 30, 2007                        |   |

 

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