BlackRock Capital Investment Corporation is a fund that invests in middle market companies across all industries by providing financing in the form of debt securities, loans, and equity investments. The fund prefers to invest between $10 million and $50 million and focuses on companies with EBITDA or operating cash flow within the same range. The fund's debt investments provide for current cash interest and non-cash interest through a pay-in-kind feature, and it can also make non-control investments.