Company Tortoise Midstream Energy Fund, Inc.

Tortoise Midstream Energy Fund, Inc. (the Fund) is a non-diversified, closed-end management investment company. The Fund primarily invests in midstream energy entities that own and operate a network of pipeline and energy-related logistical infrastructure assets with an emphasis on those that transport, gather, process and store natural gas and natural gas liquids (NGLs). The Fund targets midstream energy entities, including master limited partnerships (MLPs) benefiting from the United States natural gas production and global consumption expansion with limited direct commodity exposure. The Fund invests at least 80% of its total investments in equity securities of midstream energy entities in the energy infrastructure sector, including MLPs, with at least 50% of its total investments in equity securities of natural gas infrastructure entities. Tortoise Capital Advisors, L.L.C. serves as an investment advisor of the Fund.