Exhibit 99.1 WhiteHorse Finance, Inc. Announces Fourth Quarter and Full Year 2023 Earnings Results and Declares Quarterly Distribution of 0.385PerShareNEWYORK,February29,2024/PRNewswire/−−WhiteHorseFinance,Inc.("WhiteHorseFinance"orthe"Company")(Nasdaq:WHF)todayannounceditsfinancialresultsfortheyearendedDecember31,2023.Inaddition,theCompany′sboardofdirectorshasdeclaredadistributionof0.385 per share with respect to the quarter ending March 31, 2024. The distribut ...