EXHIBIT A
JOINT FILING AGREEMENT
Pursuant to and in accordance with the Securities Exchange Act of 1934, as amended, and the rules and regulations thereunder (the “Exchange Act”) the undersigned hereby agree to the joint filing on behalf of each of them of any filing required by such party under Section 13 of the Exchange Act or any rule or regulation thereunder (including any amendment, restatement, supplement, and/or exhibit thereto) with respect to securities of Tallgrass Energy GP, LP, a Delaware limited partnership, and further agree to the filing, furnishing, and/or incorporation by reference of this Agreement as an exhibit thereto. Each of them is responsible for the timely filing of such filings and any amendments thereto, and for the completeness and accuracy of the information concerning such person contained therein; but none of them is responsible for the completeness or accuracy of the information concerning the other persons making the filing, unless such person knows or has reason to believe that such information is inaccurate. This Agreement shall remain in full force and effect until revoked by any party hereto in a signed writing provided to each other party hereto, and then only with respect to such revoking party. This Agreement may be executed in any number of counterparts all of which taken together shall constitute one and the same instrument.
Dated: October 26, 2017
| HARVEST FUND ADVISORS LLC |
| By: /s/ Anthony Merhige |
| Name: Anthony Merhige |
| Title: Senior Managing Director |
| HARVEST FUND HOLDCO L.P. |
| By: Blackstone Harvest Holdco L.L.C., its General Partner |
| By: /s/ Marisa Beeney |
| Name: Marisa Beeney |
| Title: Authorized Person |
| BLACKSTONE HARVEST HOLDCO L.L.C. |
| By: Blackstone Intermediary Holdco L.L.C., its Sole Member |
| By: Blackstone Advisory Partners L.P., its Sole Member |
| By: Blackstone Advisory Services L.L.C., its General Partner |
| By: Blackstone Holdings I L.P., its Sole Member |
| By: Blackstone Holdings I/II GP Inc., its General Partner |
| By: /s/ John G. Finley |
| Name: John G. Finley |
| Title: Chief Legal Officer |
| BLACKSTONE INTERMEDIARY HOLDCO L.L.C. |
| By: Blackstone Advisory Partners L.P., its Sole Member |
| By: Blackstone Advisory Services L.L.C., its General Partner |
| By: Blackstone Holdings I L.P., its Sole Member |
| By: Blackstone Holdings I/II GP Inc., its General Partner |
| By: /s/ John G. Finley |
| Name: John G. Finley |
| Title: Chief Legal Officer |
[Tallgrass Energy GP, LP – Joint Filing Agreement]
| BLACKSTONE ADVISORY PARTNERS L.P. |
| By: Blackstone Advisory Services L.L.C., its General Partner |
| By: Blackstone Holdings I L.P., its Sole Member |
| By: Blackstone Holdings I/II GP Inc., its General Partner |
| By: /s/ John G. Finley |
| Name: John G. Finley |
| Title: Chief Legal Officer |
| BLACKSTONE ADVISORY SERVICES L.L.C. |
| By: Blackstone Holdings I L.P., its Sole Member |
| By: Blackstone Holdings I/II GP Inc., its General Partner |
| By: /s/ John G. Finley |
| Name: John G. Finley |
| Title: Chief Legal Officer |
| BLACKSTONE HOLDINGS I L.P. |
| By: Blackstone Holdings I/II GP Inc., its General Partner |
| By: /s/ John G. Finley |
| Name: John G. Finley |
| Title: Chief Legal Officer |
| BLACKSTONE HOLDINGS I/II GP INC. |
| By: /s/ John G. Finley |
| Name: John G. Finley |
| Title: Chief Legal Officer |
| THE BLACKSTONE GROUP L.P. |
| By: Blackstone Group Management L.L.C., its General Partner |
| By: /s/ John G. Finley |
| Name: John G. Finley |
| Title: Chief Legal Officer |
| BLACKSTONE GROUP MANAGEMENT L.L.C. |
| By: /s/ John G. Finley |
| Name: John G. Finley |
| Title: Chief Legal Officer |
| /s/ Stephen A. Schwarzman |
| Stephen A. Schwarzman |
[Tallgrass Energy GP, LP – Joint Filing Agreement]
