**Exhibit 31.2**

Rule 13a-14(a)/15d-14(a) Certification

I, John M. Lilly, certify that:

|1. | I   have reviewed this quarterly report on Form 10-Q of Westbank Corporation;                                                                                                                                                                                                                                     
|-- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
|   |                                                                                                                                                                                                                                                                                                                   
|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 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)) for the registrant and have:                                                                                 
|   |                                                                                                                                                                                                                                                                                                                   
|   | a.                                                                                                                                                                                                                                                                                                                
|   |                                                                                                                                                                                                                                                                                                                   
|   | b.                                                                                                                                                                                                                                                                                                                
|   |                                                                                                                                                                                                                                                                                                                   
|   | c.                                                                                                                                                                                                                                                                                                                
|   |                                                                                                                                                                                                                                                                                                                   
|   | d.                                                                                                                                                                                                                                                                                                                
|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 audit committee of the registrants board of   directors (or persons performing the equivalent function):                
|   |                                                                                                                                                                                                                                                                                                                   
|   | a.                                                                                                                                                                                                                                                                                                                
|   |                                                                                                                                                                                                                                                                                                                   
|   | b.                                                                                                                                                                                                                                                                                                                
|   |                                                                                                                                                                                                                                                                                                                   



|Date: | May   5, 2006 |  | /s/   John M. Lilly                    
|----- | ------------- |  | ---------------------------------------
|      |               |  |                                        
|      |               |  | John   M. Lilly                        
|      |               |  | Treasurer   and Chief Financial Officer



---