EXHIBIT
99.6

Vermilion
Energy INC.

CERTIFICATION
OF THE CHIEF EXECUTIVE OFFICER



I,
Lorenzo Donadeo, certify that:



| | 1. | I
                                                          have reviewed this annual report on Form 40-F of Vermilion Energy Inc.;
| | -- | -----------------------------------------------------------------------------------------------------------------------------------



| | 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 issuer
                                                          as of, and for, the periods presented in this report;
| | -- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------



| | 4. | The
                                                          issuer’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 issuer and have:
| | -- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------



| | a) | Designed
                                                               such disclosure controls and procedures, or caused such disclosure
                                                               controls and procedures to be designed under our supervision, to
                                                               ensure that material information relating to the issuer, including
                                                               its consolidated subsidiaries, is made known to us by others within
                                                               those entities, particularly during the period in which this report
                                                               is being prepared;
| | -- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------



| | b) | Designed
                                                               such internal control over financial reporting, or caused such
                                                               internal control over financial reporting to be designed under
                                                               our supervision, to provide reasonable assurance regarding the
                                                               reliability of financial reporting and the preparation of financial
                                                               statements for external purposes in accordance with generally accepted
                                                               accounting principles;
| | -- | -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------



| | c) | Evaluated
                                                               the effectiveness of the issuer’s disclosure controls and
                                                               procedures and presented in this report our conclusions about the
                                                               effectiveness of the disclosure controls and procedures, as of
                                                               the end of the period covered by this report based on such evaluation;
| | -- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------



| | d) | Disclosed
                                                               in this report any change in the issuer’s internal control
                                                               over financial reporting that occurred during the period covered
                                                               by the annual report that has materially affected, or is reasonably
                                                               likely to materially affect, the issuer’s internal control
                                                               over financial reporting; and
| | -- | -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------



| | 5. | The
                                                          issuer’s other certifying officer and I have disclosed, based
                                                          on our most recent evaluation of internal control over financial reporting,
                                                          to the issuer’s auditors and the audit committee of the issuer’s
                                                          board of directors (or persons performing the equivalent functions):
| | -- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------



| | a) | All
                                                               significant deficiencies and material weaknesses in the design
                                                               or operation of internal control over financial reporting which
                                                               are reasonably likely to adversely affect the issuer’s ability
                                                               to record, process, summarize and report financial information;
                                                               and
| | -- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------



| | b) | Any
                                                               fraud, whether or not material, that involves management or other
                                                               employees who have a significant role in the issuer’s internal
                                                               control over financial reporting.
| | -- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------



| | Date: | March
                                                             12, 2012
| | ----- | ---------------------------------------------------------------------------

| | (“Lorenzo
    Donadeo”)                  | 
| | ---------------------------------------- | 
| | [Signature]                              | 
| |                                          | 
| | Lorenzo Donadeo, Chief Executive Officer | 















EXHIBIT
99.6

Vermilion
Energy INC.

CERTIFICATION
OF THE CHIEF FINANCIAL OFFICER



I,
Curtis Hicks, certify that:



| | 1. | I
                                                          have reviewed this annual report on Form 40-F of Vermilion Energy Inc.;
| | -- | -----------------------------------------------------------------------------------------------------------------------------------



| | 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 issuer
                                                          as of, and for, the periods presented in this report;
| | -- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------



| | 4. | The
                                                          issuer’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 issuer and have:
| | -- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------



| | a) | Designed
                                                               such disclosure controls and procedures, or caused such disclosure
                                                               controls and procedures to be designed under our supervision, to
                                                               ensure that material information relating to the issuer, including
                                                               its consolidated subsidiaries, is made known to us by others within
                                                               those entities, particularly during the period in which this report
                                                               is being prepared;
| | -- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------



| | b) | Designed
                                                               such internal control over financial reporting, or caused such
                                                               internal control over financial reporting to be designed under
                                                               our supervision, to provide reasonable assurance regarding the
                                                               reliability of financial reporting and the preparation of financial
                                                               statements for external purposes in accordance with generally accepted
                                                               accounting principles;
| | -- | -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------



| | c) | Evaluated
                                                               the effectiveness of the issuer’s disclosure controls and
                                                               procedures and presented in this report our conclusions about the
                                                               effectiveness of the disclosure controls and procedures, as of
                                                               the end of the period covered by this report based on such evaluation;
| | -- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------



| | d) | Disclosed
                                                               in this report any change in the issuer’s internal control
                                                               over financial reporting that occurred during the period covered
                                                               by the annual report that has materially affected, or is reasonably
                                                               likely to materially affect, the issuer’s internal control
                                                               over financial reporting; and
| | -- | -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------



| | 5. | The
                                                          issuer’s other certifying officer and I have disclosed, based
                                                          on our most recent evaluation of internal control over financial reporting,
                                                          to the issuer’s auditors and the audit committee of the issuer’s
                                                          board of directors (or persons performing the equivalent functions):
| | -- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------



| | a) | All
                                                               significant deficiencies and material weaknesses in the design
                                                               or operation of internal control over financial reporting which
                                                               are reasonably likely to adversely affect the issuer’s ability
                                                               to record, process, summarize and report financial information;
                                                               and
| | -- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------



| | b) | Any
                                                               fraud, whether or not material, that involves management or other
                                                               employees who have a significant role in the issuer’s internal
                                                               control over financial reporting.
| | -- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------



| | Date: | March
                                                             12, 2012
| | ----- | ---------------------------------------------------------------------------

| | (“Curtis
    Hicks”)                  | 
| | ------------------------------------- | 
| | [Signature]                           | 
| |                                       | 
| | Curtis Hicks, Chief Financial Officer |