Exhibit 99
JOINT FILING AGREEMENT
In accordance with Rule 13d-1(k)(1) promulgated under the Securities and 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 CoreSite Realty Corporation. 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, 2013.
| CARLYLE GROUP MANAGEMENT L.L.C. | ||
| By: | /s/ R. Rainey Hoffman, 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/ R. Rainey Hoffman, attorney-in-fact | |
| Name: | Daniel D’Aniello | |
| Title: | Chairman | |
| CARLYLE HOLDINGS I GP INC. | ||
| By: | /s/ R. Rainey Hoffman, 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/ R. Rainey Hoffman, 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/ R. Rainey Hoffman, 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/ R. Rainey Hoffman, attorney-in-fact | |
| Name: | Daniel D’Aniello | |
| Title: | Chairman | |
| TC GROUP SUB L.P. | ||
| By: TC Group, L.L.C., its general partner | ||
| By: Carlyle Holdings I L.P., its managing member | ||
| By: | /s/ R. Rainey Hoffman, attorney-in-fact | |
| Name: | Daniel D’Aniello | |
| Title: | Chairman | |
| CARLYLE REALTY V GP, L.L.C. | ||
| By: TC Group Sub, L.P., its managing member | ||
| By: TC Group, L.L.C., its general partner | ||
| By: Carlyle Holdings I L.P., its managing member | ||
| By: | /s/ R. Rainey Hoffman, attorney-in-fact | |
| Name: | Daniel D’Aniello | |
| Title: | Chairman | |
| CARLYLE REALTY V, L.P. | ||
| By Carlyle Realty V GP, L.L.C., its general partner | ||
| By: TC Group Sub, L.P., its managing member | ||
| By: TC Group, L.L.C., its general partner | ||
| By: Carlyle Holdings I L.P., its managing member | ||
| By: | /s/ R. Rainey Hoffman, attorney-in-fact | |
| Name: | Daniel D’Aniello | |
| Title: | Chairman | |
| CORESITE CRP V HOLDINGS, LLC | ||
| By: Carlyle Realty V, L.P., its managing member | ||
| By Carlyle Realty V GP, L.L.C., its General Partner | ||
| By: TC Group Sub, L.P., its managing member | ||
| By: TC Group, L.L.C., its general partner | ||
| By: Carlyle Holdings I L.P., its managing member | ||
| By: | /s/ R. Rainey Hoffman, attorney-in-fact | |
| Name: | Daniel D’Aniello | |
| Title: | Chairman | |
| CARLYLE REALTY III, GP, L.L.C. | ||
| By: TC Group Sub, L.P., its managing member | ||
| By: TC Group, L.L.C., its general partner | ||
| By: Carlyle Holdings I L.P., its managing member | ||
| By: | /s/ R. Rainey Hoffman, attorney-in-fact | |
| Name: | Daniel D’Aniello | |
| Title: | Chairman | |
| CARLYLE REALTY III, L.P. | ||
| By: Carlyle Realty III, GP, L.L.C., its general partner | ||
| By: TC Group Sub, L.P., its managing member | ||
| By: TC Group, L.L.C., its general partner | ||
| By: Carlyle Holdings I L.P., its managing member | ||
| By: | /s/ R. Rainey Hoffman, attorney-in-fact | |
| Name: | Daniel D’Aniello | |
| Title: | Chairman | |
| CORESITE CRP III HOLDINGS, LLC | ||
| By: Carlyle Realty III, L.P., its managing member | ||
| By: Carlyle Realty III, GP, L.L.C., its general partner | ||
| By: TC Group Sub, L.P., its managing member | ||
| By: TC Group, L.L.C., its general partner | ||
| By: Carlyle Holdings I L.P., its managing member | ||
| By: | /s/ R. Rainey Hoffman, attorney-in-fact | |
| Name: | Daniel D’Aniello | |
| Title: | Chairman | |
| CRP III AIV GP, L.L.C. | ||
| By: TC Group Sub, L.P., its managing member | ||
| By: TC Group, L.L.C., its general partner | ||
| By: Carlyle Holdings I L.P., its managing member | ||
| By: | /s/ R. Rainey Hoffman, attorney-in-fact | |
| Name: | Daniel D’Aniello | |
| Title: | Chairman | |
| CRP III AIV GP, L.P. | ||
| By: CRP III AIV GP, L.L.C., its general partner | ||
| By: TC Group Sub, L.P., its managing member | ||
| By: TC Group, L.L.C., its general partner | ||
| By: Carlyle Holdings I L.P., its managing member | ||
| By: | /s/ R. Rainey Hoffman, attorney-in-fact | |
| Name: | Daniel D’Aniello | |
| Title: | Chairman | |
| CRQP III AIV, L.P. | ||
| By: CRP III AIV GP, L.P., its general partner | ||
| By: CRP III AIV GP, L.L.C., its general partner | ||
| By: TC Group Sub, L.P., its managing member | ||
| By: TC Group, L.L.C., its general partner | ||
| By: Carlyle Holdings I L.P., its managing member | ||
| By: | /s/ R. Rainey Hoffman, attorney-in-fact | |
| Name: | Daniel D’Aniello | |
| Title: | Chairman | |
| CORESITE CRP III HOLDINGS (VCOC), LLC | ||
| By: CRQP III AIV, L.P., its managing member | ||
| By: CRP III AIV GP, L.P., its general partner | ||
| By: CRP III AIV GP, L.L.C., its general partner | ||
| By: TC Group Sub, L.P., its managing member | ||
| By: TC Group, L.L.C., its general partner | ||
| By: Carlyle Holdings I L.P., its managing member | ||
| By: | /s/ R. Rainey Hoffman, attorney-in-fact | |
| Name: | Daniel D’Aniello | |
| Title: | Chairman | |
| CARLYLE REALTY IV GP, L.L.C. | ||
| By: TC Group Sub, L.P., its managing member | ||
| By: TC Group, L.L.C., its general partner | ||
| By: Carlyle Holdings I L.P., its managing member | ||
| By: | /s/ R. Rainey Hoffman, attorney-in-fact | |
| Name: | Daniel D’Aniello | |
| Title: | Chairman | |
| CARLYLE REALTY IV, L.P. | ||
| By: Carlyle Realty IV GP, L.L.C., its general partner | ||
| By: TC Group Sub, L.P., its managing member | ||
| By: TC Group, L.L.C., its general partner | ||
| By: Carlyle Holdings I L.P., its managing member | ||
| By: | /s/ R. Rainey Hoffman, attorney-in-fact | |
| Name: | Daniel D’Aniello | |
| Title: | Chairman | |
| CORESITE CRP IV HOLDINGS, LLC | ||
| By: Carlyle Realty IV, L.P., its managing member | ||
| By: Carlyle Realty IV GP, L.L.C., its general partner | ||
| By: TC Group Sub, L.P., its managing member | ||
| By: TC Group, L.L.C., its general partner | ||
| By: Carlyle Holdings I L.P., its managing member | ||
| By: | /s/ R. Rainey Hoffman, attorney-in-fact | |
| Name: | Daniel D’Aniello | |
| Title: | Chairman | |
| CRP IV AIV GP, L.L.C. | ||
| By: TC Group Sub, L.P., its managing member | ||
| By: TC Group, L.L.C., its general partner | ||
| By: Carlyle Holdings I L.P., its managing member | ||
| By: | /s/ R. Rainey Hoffman, attorney-in-fact | |
| Name: | Daniel D’Aniello | |
| Title: | Chairman | |
| CRP IV AIV GP, L.P. | ||
| By: CRP IV AIV GP, L.L.C., its general partner | ||
| By: TC Group Sub, L.P., its managing member | ||
| By: TC Group, L.L.C., its general partner | ||
| By: Carlyle Holdings I L.P., its managing member | ||
| By: | /s/ R. Rainey Hoffman, attorney-in-fact | |
| Name: | Daniel D’Aniello | |
| Title: | Chairman | |
| CRP IV-A AIV, L.P. | ||
| By: CRP IV AIV GP, L.P. , its general partner | ||
| By: CRP IV AIV GP, L.L.C., its general partner | ||
| By: TC Group Sub, L.P., its managing member | ||
| By: TC Group, L.L.C., its general partner | ||
| By: Carlyle Holdings I L.P., its managing member | ||
| By: | /s/ R. Rainey Hoffman, attorney-in-fact | |
| Name: | Daniel D’Aniello | |
| Title: | Chairman | |
| CoreSite CRP IV Holdings (VCOC I), LLC | ||
| By: CRQP IV AIV, L.P., its managing member | ||
| By: CRP IV AIV GP, L.P., its general partner | ||
| By: CRP IV AIV GP, L.L.C., its general partner | ||
| By: TC Group Sub, L.P., its managing member | ||
| By: TC Group, L.L.C., its general partner | ||
| By: Carlyle Holdings I L.P., its managing member | ||
| By: | /s/ R. Rainey Hoffman, attorney-in-fact | |
| Name: | Daniel D’Aniello | |
| Title: | Chairman | |
| CRQP IV AIV, L.P. | ||
| By: CRP IV AIV GP, L.P., its general partner | ||
| By: CRP IV AIV GP, L.L.C., its general partner | ||
| By: TC Group Sub, L.P., its managing member | ||
| By: TC Group, L.L.C., its general partner | ||
| By: Carlyle Holdings I L.P., its managing member | ||
| By: | /s/ R. Rainey Hoffman, attorney-in-fact | |
| Name: | Daniel D’Aniello | |
| Title: | Chairman | |
| CORESITE CRP IV HOLDINGS (VCOC II), LLC | ||
| By: CRQP IV AIV, L.P. , its managing member | ||
| By: CRP IV AIV GP, L.P., its general partner | ||
| By: CRP IV AIV GP, L.L.C., its general partner | ||
| By: TC Group Sub, L.P., its managing member | ||
| By: TC Group, L.L.C., its general partner | ||
| By: Carlyle Holdings I L.P., its managing member | ||
| By: | /s/ R. Rainey Hoffman, attorney-in-fact | |
| Name: | Daniel D’Aniello | |
| Title: | Chairman | |
| DBD INVESTORS V HOLDINGS, L.L.C. | ||
| By: | /s/ R. Rainey Hoffman, attorney-in-fact | |
| Name: | Daniel D’Aniello | |
| Title: | Managing Director | |
| DBD INVESTORS V, L.L.C. | ||
| by: DBD Investors V Holdings, L.L.C., its managing member | ||
| By: | /s/ R. Rainey Hoffman, attorney-in-fact | |
| Name: | Daniel D’Aniello | |
| Title: | Managing Director | |
| TCG HOLDINGS II, L.P. | ||
| by: DBD Investors V, L.L.C., its general partner | ||
| by: DBD Investors V Holdings, L.L.C., its managing member | ||
| By: | /s/ R. Rainey Hoffman, attorney-in-fact | |
| Name: | Daniel D’Aniello | |
| Title: | Managing Director | |
| TC GROUP INVESTMENT HOLDINGS, L.P. | ||
| by: TCG Holdings II, L.P., its general partner | ||
| by: DBD Investors V, L.L.C., its general partner | ||
| by: DBD Investors V Holdings, L.L.C., its managing member | ||
| By: | /s/ R. Rainey Hoffman, attorney-in-fact | |
| Name: | Daniel D’Aniello | |
| Title: | Managing Director | |