Brookside Capital Partners | 1,197 followers on LinkedIn. The Partner You Want. Providing flexible capital solutions to the lower middle market since 2001. | Brookside Capital Partners has invested over $1.3 billion across five funds since its founding in 2001. The Firm is a leading provider of flexible capital solutions to small and mid-sized companies throughout the United States. We invest in both sponsored and non-sponsored transactions and provide capital, typically in the form of subordinated debt, unitranche loans, structured junior capital and minority equity capital, to support buyouts, leveraged recapitalizations, strategic acquisitions and growth capital.