Portfolio Co Investors 2026 for Metalmark Capital: investors, rounds, and co-investor patterns from StartupFundraising.com research, updated for 2026.
Metalmark Capital accounts for 3 tracked companies with verified cap-table data, 3 of which disclose round sizes totalling $520M. The median disclosed raise is $170M, and the largest is Northeast Natural Energy at $300M, ahead of Aegis Sciences ($170M) and Morgenesis ($50M).
The names that recur most often on these co-invested cap tables are Metalmark Capital (3 companies), Pantheon International (1 company), Abry Partners (1 company). By latest disclosed round, the market skews Growth (2), Series C (1).