MidCap Financial | 11,379 followers on LinkedIn. MidCap Financial is a middle-market focused, specialty finance firm that provides senior debt solutions to companies across all industries. As of September 30, 2025, MidCap Financial provides administrative or other services for approximately $60 billion of commitments*. MidCap Financial is managed by Apollo Capital Management, L.P., a subsidiary of Apollo Global Management, Inc, pursuant to an investment management agreement.