Exhibit 99

JOINT FILING AGREEMENT

In accordance with Rule 13d-1(k)(1) promulgated under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree to the joint filing with each other on behalf of each of them of such a statement on Schedule 13G with respect to the common stock beneficially owned by each of them of CommScope Holding Company, Inc. This Joint Filing Agreement shall be included as an Exhibit to such Schedule 13G.

IN WITNESS WHEREOF, the undersigned hereby execute this Joint Filing Agreement as of the 14th day of February, 2014.

CARLYLE GROUP MANAGEMENT L.L.C.
By:	/s/ Jeremy W. Anderson, attorney-in-fact
Name:	Daniel D’Aniello
Title:	Chairman
THE CARLYLE GROUP L.P.
By:	Carlyle Group Management L.L.C., its general partner
By:	/s/ Jeremy W. Anderson, attorney-in-fact
Name:	Daniel D’Aniello
Title:	Chairman
CARLYLE HOLDINGS I GP INC.
By:	/s/ Jeremy W. Anderson, attorney-in-fact
Name:	Daniel D’Aniello
Title:	Chairman
CARLYLE HOLDINGS I GP SUB L.L.C.
By:	Carlyle Holdings I GP Inc., its managing member
By:	/s/ Jeremy W. Anderson, attorney-in-fact
Name:	Daniel D’Aniello
Title:	Chairman
CARLYLE HOLDINGS I L.P.
By:	Carlyle Holdings I GP Sub L.L.C., its general partner
By:	Carlyle Holdings I GP Inc., its managing member
By:	/s/ Jeremy W. Anderson, attorney-in-fact
Name:	Daniel D’Aniello
Title:	Chairman

TC GROUP, L.L.C.
By:	Carlyle Holdings I L.P., its managing member
By:	/s/ Jeremy W. Anderson, attorney-in-fact
Name:	Daniel D’Aniello
Title:	Chairman
TC GROUP COMMSCOPE HOLDINGS, L.L.C.
By:	TC Group, L.L.C., its managing member
By:	Carlyle Holdings I L.P., its managing member
By:	/s/ Jeremy W. Anderson, attorney-in-fact
Name:	Daniel D’Aniello
Title:	Chairman
CARLYLE-COMMSCOPE HOLDINGS, L.P.
By:	/s/ Jeremy W. Anderson
Name:	Jeremy W. Anderson
Title:	Authorized Person