SAN ANTONIO–(BUSINESS WIRE)–Ironwood Midstream Energy Partners III, LLC (Ironwood III) today announced it has secured a substantial equity commitment from Kayne Anderson Energy Infrastructure Fund, Inc. (KYN). Led by industry veteran Mike Williams, Ironwood III has a long-term operating strategy, focused on the acquisition, development, and operation of top-tier midstream assets in the most economic and desirable oil and gas producing regions in the United States. In conjunction with the equi