INTELSAT CONNECT FINANCE S.A. COLLATERAL AGENCY AND INTERCREDITOR AGREEMENT JOINDER OF ADDITIONAL GRANTORS December 22, 2016

Exhibit 4.57

EXECUTION

INTELSAT CONNECT FINANCE S.A.

COLLATERAL AGENCY AND INTERCREDITOR AGREEMENT

JOINDER OF ADDITIONAL GRANTORS

December 22, 2016

Reference is made to the Collateral Agency and Intercreditor Agreement dated as of January 12, 2011 (as amended, supplemented, amended and restated or otherwise modified and in effect from time to time, the “Collateral Agency and Intercreditor Agreement”) among INTELSAT (LUXEMBOURG) S.A., a public limited liability company (société anonyme) existing as société anonyme under the laws of the Grand Duchy of Luxembourg, having its registered office at 0, xxx Xxxxxx Xxxxxxxxxx, X-0000 Xxxxxxxxxx and registered with the Luxembourg trade and companies’ register under number B149.942 (“Holdings”), INTELSAT XXXXXXX HOLDINGS S.A., a public limited liability company (société anonyme) existing as société anonyme under the laws of the Grand Duchy of Luxembourg, having its registered office at 0, xxx Xxxxxx Xxxxxxxxxx, X-0000 Xxxxxxxxxx and registered with the Luxembourg trade and companies’ register under number B149.959 (the “Company”), the other Grantors from time to time party hereto, BANK OF AMERICA, N.A., as Administrative Agent under the Existing Credit Agreement, the other First Lien Representatives and Second Lien Representatives from time to time party thereto, and WILMINGTON TRUST, NATIONAL ASSOCIATION (as successor by merger to Wilmington Trust FSB), as Collateral Trustee (in such capacity and together with its successors in such capacity, the “Collateral Trustee”). Capitalized terms used but not otherwise defined herein have the meanings assigned to them in the Collateral Agency and Intercreditor Agreement. This Collateral Agency and Intercreditor Joinder is being executed and delivered pursuant to Section 8.18 of the Collateral Agency and Intercreditor Agreement.

The undersigned, INTELSAT CONNECT FINANCE S.A., a public limited liability company (société anonyme) existing as société anonyme under the laws of the Grand Duchy of Luxembourg, having its registered office at 0, xxx Xxxxxx Xxxxxxxxxx, X-0000 Xxxxxxxxxx and registered with the Luxembourg trade and companies’ register under number B210.760 (the “Grantor”) hereby agrees to become party as a Grantor under the Collateral Agency and Intercreditor Agreement for all purposes thereof on the terms set forth therein, and to be bound by the terms of the Collateral Agency and Intercreditor Agreement as fully as if the undersigned had executed and delivered the Collateral Agency and Intercreditor Agreement as of the date thereof.

[Signature Page Follows]

IN WITNESS WHEREOF, the parties hereto have caused this Collateral Agency and Intercreditor Joinder to be executed by their respective officers or representatives as of December 22, 2016.

INTELSAT CONNECT FINANCE S.A.
By:		/s/ Xxxxxxx Xxxxxxx
		Name:		Xxxxxxx Xxxxxxx
		Title:		Director

[Signature Page to Joinder as Guarantor under CAIA]

The Collateral Trustee hereby acknowledges receipt of this Collateral Agency and Intercreditor Joinder and agrees to act as Collateral Trustee with respect to the Collateral pledged by the new Grantor:

WILMINGTON TRUST, NATIONAL ASSOCIATION, as Collateral Trustee
By:		/s/ Xxxxxx X. Xxxxx
		Name:		Xxxxxx X. Xxxxx
		Title:		Vice President

[Signature Page to Joinder as Guarantor under CAIA]