SAN FRANCISCO--(BUSINESS WIRE)--Jan 28, 2026-- Tree Line Capital Partners closed its fourth flagship fund with $1.1 billion in total capital commitments, the firm announced today. Tree Line Direct Lending IV, LP exceeded its $550 million equity target, with $724 million in equity commitments in addition to $355 million in leverage commitments. The commitments represent the largest capital raise to date for Tree Line Capital Partners and will support the firm’s core investment strategy.