Exhibit 99.1
JOINT FILING AGREEMENT
In accordance with Rule 13d-1(k)(1) promulgated under the Securities Exchange Act of 1934, as amended, each of the undersigned hereby agrees to the joint filing with each other on behalf of each of them of such a statement on Schedule 13G, and any amendments thereto, with respect to the common stock beneficially owned by each of them of Altice USA, Inc. This Joint Filing Agreement shall be included as an Exhibit to such Schedule 13G.
Dated: February 14, 2018
| | Next Alt S.à. r.l. | |
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| | By: | /s/ David Connolly | |
| | | Name: | David Connolly | |
| | | Title: | Authorized Signatory | |
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| | Altice N.V. | |
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| | By: | /s/ David Connolly | |
| | | Name: | David Connolly | |
| | | Title: | Authorized Signatory | |
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| | CVC 3 B.V. | |
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| | By: | /s/ David Connolly | |
| | | Name: | David Connolly | |
| | | Title: | Authorized Signatory | |
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| | Patrick Drahi | |
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| | By: | /s/ David Connolly | |
| | | Name: | David Connolly | |
| | | Title: | Authorized Signatory | |
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| | Neptune Holding US GP LLC | |
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| | By: | /s/ David Connolly | |
| | | Name: | David Connolly | |
| | | Title: | Authorized Signatory | |
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| | Neptune Holding US Limited Partnership | |
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| | By: | /s/ David Connolly | |
| | | Name: | David Connolly | |
| | | Title: | Authorized Signatory | |
