X0306 4 2014-02-19 0 0001483096 ACCESS MIDSTREAM PARTNERS LP ACMP 0001552830 Global Infrastructure Investors II, LLC 12 E. 49TH STREET NEW YORK NY 10017 1 0 1 0 0001552829 Global Infrastructure GP II, L.P. 12 E. 49TH STREET NEW YORK NY 10017 1 0 1 0 0001552815 GIP II Eagle Acquisition Holdings GP, LLC 12 E. 49TH STREET NEW YORK NY 10017 0 0 1 0 0001552816 GIP II Eagle Holdings Partnership, L.P. 12 E. 49TH STREET NEW YORK NY 10017 0 0 1 0 0001564937 GIP II Hawk Holdings Partnership, L.P. 12 E. 49TH STREET NEW YORK NY 10017 1 0 1 0 0001564938 GIP II Hawk Holdings Partnership GP, L.L.C. 12 E. 49TH STREET NEW YORK NY 10017 1 0 1 0 0001552824 GIP II Eagle 2 Holding, L.P. 12 E. 49TH STREET NEW YORK NY 10017 0 0 1 0 0001564941 GIP II Hawk 2 Holding, L.P. 12 E. 49TH STREET NEW YORK NY 10017 1 0 1 0 Common Units 2014-02-19 4 C 0 5599634 A 57942361 I See footnotes Subordinated Class C Units 0.00 2014-02-19 4 C 0 5599634 D Common Units 5599634 0 I See footnotes Following the transactions reported herein, GIP II Eagle Holdings Partnership, L.P. ("Eagle Holdings") is the record holder of 51,477,978 Common Units; GIP II Hawk Holdings Partnership, L.P. ("GIP II-Hawk") is the record holder of 5,335,317 Common Units; GIP II Eagle 2 Holding, L.P. ("Eagle 2") is the record holder of 864,749 Common Units; and GIP II Hawk 2 Holding, L.P. ("Hawk 2") is the record holder of holds 264,317 Common Units. Global Infrastructure Investors II, LLC is the sole general partner of Global Infrastructure GP II, L.P. ("Global GP"). Global GP is: (i) the managing member of GIP II Eagle Acquisition Holdings GP, LLC, which is the general partner of Eagle Holdings; (ii) the managing member of GIP II Hawk Holdings Partnership GP, LLC, which is the general partner of GIP II-Hawk; (iii) the general partner of the managing member of the general partner of Eagle 2; and the general partner of the managing member of the general partner of Hawk 2. The Subordinated Class C Units were converted into Common Units on a one-for-one basis at the election of the holder pursuant to the Amended and Restated Limited Partnership Agreement of the Issuer, as amended. GLOBAL INFRASTRUCTURE INVESTORS II, LLC, by: /s/ Mark Levitt, Authorized Representative 2014-02-21 GLOBAL INFRASTRUCTURE GP II, L.P., by: Global Infrastructure Investors II, LLC, its general partner, by: /s/ Mark Levitt, Authorized Representative 2014-02-21 GIP II EAGLE ACQUISITION HOLDINGS GP, LLC, by: /s/ Mark Levitt, Authorized Signatory 2014-02-21 GIP II EAGLE HOLDINGS PARTNERSHIP, L.P. by: GIP II Eagle Acquisition Holdings GP, LLC, its general partner, by: /s/ Mark Levitt, Authorized Signatory 2014-02-21 GIP II HAWK HOLDINGS PARTNERSHIP, L.P., by: GIP II Hawk Holdings Partnership GP, LLC, its general partner, by: /s/ Mark Levitt, Authorized Signatory 2014-02-21 GIP II HAWK HOLDINGS PARTNERSHIP GP, LLC, by: /s/ Mark Levitt, Authorized Signatory 2014-02-21 GIP II EAGLE 2 HOLDING, L.P., by: GIP II Eagle 2 Holding GP, LLC, by: GIP II-B Eagle AIV 1, L.P., by: Global Infrastructure GP II, L.P., by: Global Infrastructure Investors II, LLC, by: /s/ Mark Levitt, Authorized Representative 2014-02-21 GIP II HAWK 2 HOLDING, L.P., by GIP II Eagle 2 Holding GP, LLC, by GIP II-B Eagle AIV 1, L.P., by Global Infrastructure GP II, L.P., by Global Infrastructure Investors II, LLC, by /s/ Mark Levitt, Authorized Representative 2014-02-21