Exhibit
31.2

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Reckson Associates
Realty Corp.

Certification
of Michael Maturo, Executive Vice President, Treasurer and Chief Financial Officer
of the Registrant,
Pursuant to Rule 13a  14(a)/15(d)  14(a)

I,
Michael Maturo, certify that:

|1. | I have reviewed this
quarterly report on Form 10-Q of Reckson Associates Realty Corp.;                                                                                                                                                                                                                                              
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|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;                          
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|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;                                             
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|4. | The Registrants
other certifying officer 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:
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|   | a)                                                                                                                                                                                                                                                                                                                                  
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|   | b)                                                                                                                                                                                                                                                                                                                                  
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|   | c)                                                                                                                                                                                                                                                                                                                                  
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|   | d)                                                                                                                                                                                                                                                                                                                                  
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|5. | The Registrants
other certifying officer 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)                                                                                                                                                                                                                                                                                                                                  
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|   | b)                                                                                                                                                                                                                                                                                                                                  
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|                             | /s/ Michael Maturo                 
|---------------------------- | -----------------------------------
|                             |                                    
|                             | Michael Maturo                     
|                             | Executive Vice President,
Treasurer
|                             | and Chief Financial
Officer        
|                             |                                    
|Date:
      November 7,
2005 |                                    

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