Most Active AI Infrastructure Investors in Cambridge 2026

5 firms writing AI Infrastructure checks in Cambridge, led by Link Ventures, Epakon Capital, Flagship Pioneering — ranked by verified deal count.

AI Infrastructure in Cambridge accounts for 5 tracked companies with verified cap-table data, 5 of which disclose round sizes totalling $1.7B. The median disclosed raise is $117M, and the largest is Suno at $775M, ahead of CuspAI ($650M) and Hyperlight ($117M).

The names that recur most often on these ai infrastructure cap tables are NVIDIA's NVentures (2 companies), Bond Capital (1 company), IVP (1 company), Forerunner Ventures (1 company), Union Square Ventures (1 company), Alkeon Capital Management (1 company). By latest disclosed round, the market skews Series D (1), Seed (1), Series C (1), Series A (1).

Companies tracked: 5
Disclosed funding total: $1.7B across 5 companies
Median disclosed raise: $117M
Largest raise: Suno — $775M
Stage mix: Series D 1 · Seed 1 · Series C 1 · Series A 1
Most recent dated round: 2026-06-03

Best funded AI Infrastructure in Cambridge companies

Suno — $775M (latest: Series D)
CuspAI — $650M (latest: Seed)
Hyperlight — $117M (latest: Series C)
Nu Quantum — $75M (latest: Series A)
TileDB — $56M (latest: Series B)

Sector × city funding reports (20)

All research · Investor directory · Company funding database · Fundraising library