General Catalyst, Atreides Management, Summit Partners lead the firms based in Boston with the most tracked 2026 venture deals, per Value Add VC's tracked data from 2026-01-01 through 2026-10-16.
Private, US-tracked rounds only; rumored or "in talks" rounds excluded. Not a market total.
Methodology
Deals tracked by Value Add VC from filings, wire releases and news outlets — not a total for the whole market or a complete list of every VC firm's activity. Data window: 2026-01-01 through 2026-10-16 (2026 year-to-date).
Firms are matched to Boston by their own tracked headquarters location. Ranked by deals led (lead-investor credit), then total deals participated in. Public companies, debt, fund closes, acquisitions and unverified/rumored rounds are excluded.
Last updated 2026-10-15. Missing a firm or deal? Submit it →
| # | Firm | Deals led | Total deals | Biggest 2026 deal | Stages / sectors |
|---|---|---|---|---|---|
| 1 | General Catalyst | 10 | 24 | Anthropic $30BTechCrunch | Seed, Series A, Series B, Growth · Enterprise, Consumer, Healthcare, Fintech, AI, Climate |
| 2 | Atreides Management | 9 | 11 | Crusoe $3.9BTechCrunch | Technology, Consumer |
| 3 | Summit Partners | 4 | 4 | Keyfactor $1BCrunchbase News | Growth, Late Stage · Technology, Healthcare, Life Sciences |
| 4 | Bain Capital Ventures | 3 | 9 | Lumilens $700MSiliconANGLE | Seed, Growth · Applied AI, Infrastructure, Health, Physical AI, Security |
| 5 | Battery Ventures | 3 | 4 | Chai Discovery $400MLaw360 | Seed, Series A, Series B, Growth · Application Software, Infrastructure Software, Consumer, Industrial Tech |
| 6 | RA Capital | 2 | 4 | Solstice Oncology $225MGlobeNewswire | Seed, Venture, Growth, Crossover · Healthcare, Biotech, Planetary Health |
| 7 | Breakthrough Energy Ventures | 1 | 3 | Form Energy $750MTechCrunch | Seed, Growth, Deployment · Clean Energy, Manufacturing, Electricity, Agriculture, Transportation, Buildings |
| 8 | Elephant | 1 | 1 | ThreatLocker $190MSecurityWeek | — |
| 9 | Third Rock Ventures | 1 | 1 | Flare Therapeutics $85MGlobeNewswire | Pre-Seed, Seed, Series A · Technology |
| 10 | Bain Capital | 0 | 3 | Atoms $1.7BTechCrunch | — |
| 11 | .406 Ventures | 0 | 2 | Vitalize $31MPulse2.com | Seed, Series A · Healthcare, Data, AI, Cybersecurity |
| 12 | 186 Ventures | 0 | 1 | Flagler Health $50MHIT Consultant | — |
| 13 | Causeway Media Partners | 0 | 1 | Pro Shop $24MPulse 2.0 | — |
| 14 | Companyon Ventures | 0 | 1 | North.cloud $60MSiliconANGLE | Series A · Enterprise, B2B SaaS |
| 15 | Cormorant Asset Management | 0 | 1 | Epicrispr Biotechnologies $90MEpicrispr Biotechnologies | — |
| 16 | Founder Collective | 0 | 1 | Reservoir $8MTechCrunch | Seed, Pre-Seed · Technology |
| 17 | Hyperplane Venture Capital | 0 | 1 | Modulate $25MSiliconANGLE | Seed · Enterprise |
| 18 | M33 Growth | 0 | 1 | Pediatrica Health Group $28MBusiness Wire | — |
| 19 | NextView Ventures | 0 | 1 | Ultra Robotics $50MFortune | Seed · Consumer, Enterprise |
| 20 | Polaris Partners | 0 | 1 | Souffle Therapeutics $135MFinancialContent | Seed, Series A, Series B · Healthcare, Enterprise |
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