Bain Capital Specialty Finance Inc is an externally managed, closed-end, non-diversified management investment company. The company's objective is to provide risk-adjusted returns and current income to investors by investing predominantly in middle-market companies with between $10.0 million and $150.0 million in annual EBITDA. Its portfolio of investments includes First Lien Senior Secured Loan, Preferred Equity, Equity Interest, Warrants, and Second Lien Senior Secured Loan among others.