JOINT FILING AGREEMENT

Exhibit 99.7

JOINT FILING AGREEMENT

Pursuant to Rule 13d-1(k)(1) promulgated under the Securities Exchange Act of 1934, as amended, the undersigned agree that the Statement on Schedule 13D and any amendments thereto to which this exhibit is attached is filed on behalf of each of them.

Date: November 23, 2016

	Xxxxx XX VIII, LLC
	By:	/s/ Xxxxxx X. Xxxxxx
		Xxxxxx X. Xxxxxx
		its Managing Member
	KIA VIII (Rubicon) GP, L.P.
	By:	Xxxxx XX VIII, LLC,
		its general partner
	By:	/s/ Xxxxxx X. Xxxxxx
		Xxxxxx X. Xxxxxx
		its Managing Member
	KIA VIII (Rubicon), L.P.
	By:	KIA VIII (Rubicon) GP, L.P.,
		its general partner
	By:	Xxxxx XX VIII, LLC,
		its general partner
	By:	/s/ Xxxxxx X. Xxxxxx
		Xxxxxx X. Xxxxxx
		its Managing Member
	KEP VI AIV (Rubicon), LLC
	By:	/s/ Xxxxxx X. Xxxxxx
		Xxxxxx X. Xxxxxx
		its Managing Member

Xxxxx X. Xxxxxxx

   *

Xxxxxx X. Xxxx, XX

   *

Xxxxxx X. Xxxxxxxx

   *

Xxxxxxx X. Xxxxxxxx

   *

Xxxxx X. Xxxxxxxxxx

   *

Xxxxx X. Xxxxx, Xx.

   *

Xxxxxx X. Xxxxxx

   *

Xxxxx X. Xxxxxxx

   *

Xxxxx X. Xxxxxxx, XX

   *

Church X. Xxxxx

   *

Xxxxxxx de X. Xxxxxxx

   *

Xxxxxxxxxxx X. Xxxxxxx

   *

A. Xxxx Xxxxxxxxx

   *

Xxxxxx X. Xxxxxx

/s/ Xxxxxx X. Xxxxxx

			Xxxx X. Xxx
				*
			Xxxxx Xxxxxx, III
				*
			Xxxxxxx X. Xxxxxxxx
				*
			Xxxxxxx X. Xxxxxx
				*
*By:	/s/ Xxxxxx X. Xxxxxx
	Xxxxxx X. Xxxxxx
	Attorney-in-Fact**

** The Powers of Attorney filed with the Securities and Exchange Commission with the Forms 3, dated May 11, 2015, in respect of the securities of Tallgrass Energy GP, LP by Xxxxx XX VIII, LLC, KIA VIII (Rubicon) GP, L.P., KIA VIII (Rubicon), L.P., KEP VI AIV (Rubicon), LLC, Xxxxx X. Xxxxxxx, Xxxxxx X. Xxxx, XX, Xxxxxx X. Xxxxxxxx, Xxxxxxx X. Xxxxxxxx, Xxxxx X. Xxxxxxxxxx, Xxxxx X. Xxxxx, Xx., Xxxxxx X. Xxxxxx, Xxxxx X. Xxxxxxx, Xxxxx X. Xxxxxxx, XX, Church X. Xxxxx, Xxxxxxx de X. Xxxxxxx, Xxxxxxxxxxx X. Xxxxxxx, A. Xxxx Xxxxxxxxx, Xxxxxx X. Xxxxxx, Xxxx X. Xxx and Xxxxx Xxxxxx, III and the Powers of Attorney filed with the Securities and Exchange Commission with the Forms 3, dated March 21, 2016, in respect of the securities of Tallgrass Energy GP, LP by Xxxxxxx X. Xxxxxxxx and Xxxxxxx X. Xxxxxx are hereby incorporated by reference.