BlackRock Floating Rate Income Strategies Fund, Inc. is a close ended fixed income mutual fund launched by BlackRock, Inc. The fund is managed by BlackRock Advisors, LLC. It invests in the fixed income markets of the United States. The fund invests in bonds of companies operating across diversified sectors. It primarily invests in floating rate debt securities and instruments consisting of secured or unsecured senior floating rate loans that are rated below investment grade. BlackRock Floating Rate Income Strategies Fund, Inc. was formed on October 31, 2003 and is domiciled in the United States.