645 Ventures

645 Ventures accounts for 11 tracked companies with verified cap-table data, 11 of which disclose round sizes totalling $1.6B. The median disclosed raise is $72M, and the largest is Forterra at $541M, ahead of Squire ($200M) and Shift5 ($185M).

The names that recur most often on these portfolio cap tables are 645 Ventures (11 companies), Moore Strategic Ventures (2 companies), Hedosophia (2 companies), QED Investors (2 companies), Atlassian Ventures (2 companies), SoftBank Vision Fund 2 (1 company). By latest disclosed round, the market skews Series C (4), Series A (3), Series B (3), Series D (1).

• Companies tracked: 11
• Disclosed funding total: $1.6B across 11 companies
• Median disclosed raise: $72M
• Largest raise: Forterra — $541M
• Stage mix: Series C 4 · Series A 3 · Series B 3 · Series D 1
• Most recent dated round: 2026-04-29

Best funded 645 Ventures companies

1. Forterra — $541M (latest: Series C)
2. Squire — $200M (latest: Series D)
3. Shift5 — $185M (latest: Series C)
4. Shop Secretary — $185M (latest: Series A)
5. Firestorm — $153M (latest: Series B)
6. Lunchbox Technologies — $72M (latest: Series B)
7. Tidelift — $67M (latest: Series C)
8. Point One Navigation — $53M (latest: Series C)
9. Cube Dev — $47M (latest: Series B)
10. Sequence — $38M (latest: Series A)
11. Efficient Capital Labs — $22M (latest: Series A)

645 Ventures — related firms and companies (53)

• Forterra
• Squire
• Shift5
• Shop Secretary
• Firestorm
• Lunchbox Technologies
• Tidelift
• Point One Navigation
• Cube Dev
• Sequence
• Efficient Capital Labs
• 645 Ventures co-investors 2026
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645 Ventures profile · All research reports