Exhibit 99.1
JOINT FILING AGREEMENT
In accordance with Rule 13d-1(k)(1)(iii) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of a Statement on Schedule 13G dated August 19, 2015 (including amendments thereto) with respect to the Common Shares of North American Energy Partners Inc. This Joint Filing Agreement shall be filed as an Exhibit to such Statement.
| Dated: August 19, 2015 | FrontFour Master Fund, Ltd. |
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| | By: | FrontFour Capital Group LLC as Investment Manager |
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| | By: | /s/ David A. Lorber |
| | | Name: | David A. Lorber |
| | | Title: | Managing Member |
| | FrontFour Capital Group LLC |
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| | By: | /s/ David A. Lorber |
| | | Name: | David A. Lorber |
| | | Title: | Managing Member |
| | FrontFour Opportunity Fund |
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| | By: | FrontFour Capital Corp. as Investment Manager |
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| | By: | /s/ David A. Lorber |
| | | Name: | David A. Lorber |
| | | Title: | Authorized Signatory |
| | FrontFour Capital Corp. |
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| | By: | /s/ David A. Lorber |
| | | Name: | David A. Lorber |
| | | Title: | Authorized Signatory |
| | /s/ Stephen E. Loukas |
| | Stephen E. Loukas |
| | /s/ David A. Lorber |
| | David A. Lorber |
| | /s/ Zachary R. George |
| | Zachary R. George |
