J Studios Overview BlackRock TCP Capital Corp (NASDAQ:TCPC) is a business development company that operates as a subsidiary of BlackRock (BLK). This BDC's main objective is a deliver total returns through the combination of high income and capital appreciation when possible. TCPC invests in middle market companies by taking on senior debt and providing financing solutions to companies seeking a source of capital. Since this BDC operates as a subsidiary of BlackRock, one's first assumption would be that it o ...