EXHIBIT 1
AGREEMENT OF JOINT FILING
The undersigned hereby agree that the attached Schedule 13D/A, together with any and all amendments thereto, is filed on behalf of each of us, pursuant to Rule 13d-1 of the General Rules and Regulations of the Securities and Exchange Commission. This Agreement may be executed in several counterparts, each of which may be deemed to be an original, but all of which together will constitute one and the same Agreement.
| Date: July 3, 2014 | |
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| | Mr. Nassef Sawiris | |
| Signature: | /s/ Nassef Sawiris | |
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| Date: July 3, 2014 | |
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| | Mr. Philip Le Cornu | |
| Signature: | /s/ Philip Le Cornu | |
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| Date: July 3, 2014 | |
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| | Mr. Philip Norman | |
| Signature: | /s/ Philip Norman | |
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| Date: July 3, 2014 | |
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| By: | NNS Holding | |
| | Mr. Philip Norman | |
| | Director | |
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| Signature: | /s/ Philip Norman | |
