Portfolio Co Investors 2026 for Business Growth Fund: investors, rounds, and co-investor patterns from StartupFundraising.com research, updated for 2026.
Business Growth Fund accounts for 4 tracked companies with verified cap-table data, 4 of which disclose round sizes totalling $1.4B. The median disclosed raise is $239M, and the largest is RSK Group at $1.1B, ahead of Orbex Space ($239M) and OrganOx ($54M).
The names that recur most often on these co-invested cap tables are Business Growth Fund (4 companies), Searchlight Capital Partners (1 company), Ares Management (1 company), Penta Capital (1 company), Octopus Ventures (1 company), UK government (1 company). By latest disclosed round, the market skews Growth (2), Series D (1), Series U (1).