**Exhibit 31.2**

**CERTIFICATIONS**

 

I, Melissa D. Davis, certify that:

 

1.                                       I have reviewedthis annual report on Form 10-K for the year ended December 31, 2005, of CapRock Energy Corporation;

 

2.                                       Based on myknowledge, this report does not contain any untrue statement of a material factor omit to state a material fact necessary to make the statements made, inlight of the circumstances under which such statements were made, notmisleading with respect to the period covered by this report;

 

3.                                       Based on myknowledge, the financial statements, and other financial information includedin this report, fairly present in all material respects the financialcondition, results of operations and cash flows of the registrant as of, andfor, the periods presented in this report;

 

4.                                       The registrant’sother certifying officer and I are responsible for establishing and maintainingdisclosure controls and procedures (as defined in Exchange Act Rules 13a-15(e)and 15d-15(e)) and internal control over financial reporting (as defined inExchange Act Rules 13a-15(f) and 15d-15(f)) for the registrant and have:

 

a)              Designed such disclosure controls andprocedures, or caused such disclosure controls and procedures to be designedunder our supervision, to ensure that material information relating to theregistrant, including its consolidated subsidiaries, is made known to us byothers within those entities, particularly during the period in which thisreport is being prepared;

b)             [Paragraph omitted pursuant to SEC ReleaseNos. 33-8238 and 34-47986]

c)              Evaluated the effectiveness of theregistrant’s disclosure controls and procedures and presented in this reportour conclusions about the effectiveness of the disclosure controls andprocedures, as of the end of the period covered by this report based on suchevaluation; and

d)             Disclosed in this report any change in theregistrant’s internal control over financial reporting that occurred during theregistrant’s most recent fiscal quarter that has materially affected, or isreasonably likely to materially affect, the registrant’s internal control overfinancial reporting; and

 

5.                                       The registrant’sother certifying officer(s) and I have disclosed, based on our most recentevaluation of internal control over financial reporting, to the registrant’s auditorsand the audit committee of the registrant’s board of directors (or personsperforming the equivalent functions):

 

a)                          All significant deficienciesand material weaknesses in the design or operation of internal control overfinancial reporting which are reasonably likely to adversely affect theregistrant’s ability to record, process, summarize and report financialinformation; and

b)                         Any fraud, whether or notmaterial, that involves management or other employees who have a significantrole in the registrant’s internal controls over financial reporting.

 

Date:  March 29, 2006

 
|   | By:                                                     | /s/ Melissa D. Davis |   |
|--------|---------------------------------------------------------|----------------------|--------|
|   | Melissa D. Davis                                        |
|   | Vice President, Controller and Chief Accounting Officer |
|   | (Principal Financial and Principal Accounting Officer)  |

 

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