X0306 4 2014-04-01 0 0001569134 Tallgrass Energy Partners, LP TEP 0001575565 Tallgrass GP Holdings, LLC 6640 W. 143RD STREET, SUITE 200 OVERLAND PARK KS 66223 0 0 1 0 0001561924 Tallgrass Development GP, LLC 6640 W. 143RD STREET, SUITE 200 OVERLAND PARK KS 66223 0 0 1 0 0001561964 Tallgrass Development, LP 6640 W. 143RD STREET, SUITE 200 OVERLAND PARK KS 66223 0 0 1 0 0001575249 Tallgrass Operations, LLC 6640 W. 143RD STREET, SUITE 200 OVERLAND PARK KS 66223 0 0 1 0 Common Units representing limited partner interests 2014-04-01 4 J 0 385140 A 10085140 I See footnote This Form 4 is being filed jointly by Tallgrass GP Holdings, LLC ("Tallgrass GP Holdings"), Tallgrass Development GP, LLC ("Tallgrass Development GP"), Tallgrass Development, LP ("Tallgrass Development") and Tallgrass Operations, LLC ("Tallgrass Operations"). The securities of the Issuer are owned directly by Tallgrass Operations. Tallgrass GP Holdings directly owns 100% of the outstanding membership interests of Tallgrass Development GP. Tallgrass Development GP is the general partner of Tallgrass Development. Tallgrass Development directly owns 100% of the outstanding securities of Tallgrass Operations. Tallgrass GP Holdings, Tallgrass Development GP and Tallgrass Development may therefore be deemed to beneficially own securities of the Issuer owned directly by Tallgrass Operations. On April 1, 2014, the Issuer, Tallgrass Operations and Tallgrass Development entered into that certain Contribution and Sale Agreement pursuant to which the Issuer acquired 100% of the issued and outstanding membership interests in Trailblazer Pipeline Company LLC, a Delaware limited liability company ("Trailblazer"), from Tallgrass Operations. The 385,140 common units representing limited partner interests acquired by Tallgrass Operations as reported herein were issued to Tallgrass Operations as partial consideration for the Issuer's acquisiton of Trailblazer. Tallgrass GP Holdings, LLC, /s/ George E. Rider, Executive Vice President, General Counsel and Secretary 2014-04-01 Tallgrass Development GP, LLC, /s/ George E. Rider, Executive Vice President, General Counsel and Secretary 2014-04-01 Tallgrass Development, LP, by: Tallgrass Development GP, LLC, its General Partner, /s/ George E. Rider, Executive Vice President, General Counsel and Secretary 2014-04-01 Tallgrass Operations, LLC, /s/ George E. Rider, Executive Vice President, General Counsel and Secretary 2014-04-01