16,000,000 Common Units INERGY MIDSTREAM, L.P. COMMON UNITS REPRESENTING LIMITED PARTNER INTERESTS UNDERWRITING AGREEMENTUnderwriting Agreement • December 20th, 2011 • Inergy Midstream, L.P. • Natural gas transmission • New York
Inergy Midstream, L.P., a Delaware limited partnership (the “Partnership”), proposes to issue and sell to the several Underwriters named in Schedule I hereto (the “Underwriters”), for whom Morgan Stanley & Co. LLC, Barclays Capital Inc., Merrill Lynch, Pierce, Fenner & Smith Incorporated, Credit Suisse Securities (USA) LLC and Wells Fargo Securities, LLC are acting as the representatives (the “Representatives”), 16,000,000 common units representing limited partner interests in the Partnership (the “Firm Units”). The Partnership also proposes to issue and sell to the several Underwriters not more than an additional 2,400,000 common units representing limited partner interests in the Partnership (the “Additional Units”) if and to the extent that you, as Representatives of the offering, shall have determined to exercise, on behalf of the
