**Exhibit 31.2**

 

**CERTIFICATIONPURSUANT TO**

**SECURITIESAND EXCHANGE COMMISSION RULE 13a-14(a)**

 

I, William K. Hergenhan, certify that:

 

1.              I have reviewed this quarterly report on Form 10-Q/Aof Metro One Telecommunications, Inc. for the period ending September 30,2007;

 

2.              Based on my knowledge, this report doesnot contain any untrue statement of a material fact or omit to state a materialfact necessary to make the statements made, in light of the circumstances underwhich such statements were made, not misleading with respect to the periodcovered by this report;

 

3.              Based on my knowledge, the financialstatements, and other financial information included in this report, fairlypresent in all material respects the financial condition, results of operationsand cash flows of the registrant as of, andfor, the periods presented in this report;

 

4.              Theregistrant’s other certifying officer and I are responsible for establishingand maintaining disclosure controls and procedures (as defined in Exchange Act Rules 13a-15(e) and15d-15(e)) for the registrant and have:

 

(a)         Designedsuch disclosure controls and procedures, or caused such disclosure controls andprocedures to be designed under our supervision, to ensure that materialinformation relating to the registrant, including its consolidatedsubsidiaries, is made known to us by others within those entities, particularlyduring the period in which this report is being prepared;

 

(b)        [Paragraphomitted pursuant to SEC Release Nos. 33-8238 and 33-8644];

 

(c)         Evaluatedthe effectiveness of the registrant’s disclosure controls and procedures andpresented in this report our conclusions about the effectiveness of thedisclosure controls and procedures, as of the end of the period covered by thisreport based on such evaluation; and

 

(d)        Disclosedin this report any change in the registrant’s internal control over financialreporting that occurred during the registrant’s most recent fiscal quarter thathas materially affected, or is reasonably likely to materially affect, theregistrant’s internal control over financial reporting; and

 

5.              The registrant’s other certifying officerand I have disclosed, based on our most recent evaluation of internal controlover financial reporting, to the registrant’s auditors and the audit committeeof the registrant’s board of directors (or persons performing the equivalentfunctions):

 

(a)         All significant deficiencies and materialweaknesses in the design or operation of internal control over financialreporting which are reasonably likely to adversely affect the registrant’sability 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 theregistrant’s internal control over financial reporting.

 
| Date:     March 19,  2008 | /s/ William  K. Hergenhan                          |
|---------------------------------------------------------|----------------------------------------------------|
|                                                    | William  K. Hergenhan                              |
|                                                    | Senior  Vice President and Chief Financial Officer |
|                                                    | (Principal  Financial and Accounting Officer)      |

 

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