Most Active AI Infrastructure Investors in Palo Alto 2026

15 firms writing AI Infrastructure checks in Palo Alto, led by General Catalyst, Mayfield Fund.

AI Infrastructure in Palo Alto accounts for 20 tracked companies with verified cap-table data, 20 of which disclose round sizes totalling $8.4B. The median disclosed raise is $133M, and the largest is PsiQuantum at $1.7B, ahead of Inflection AI ($1.5B) and Lambda ($1.5B).

The names that recur most often on these ai infrastructure cap tables are NVIDIA (4 companies), Sequoia Capital (4 companies), GV (3 companies), Greycroft (3 companies), Khosla Ventures (2 companies), Geodesic Capital (2 companies). By latest disclosed round, the market skews Series A (5), Series B (5), Series E (3), Series C (2).

Best funded AI Infrastructure in Palo Alto companies

  1. PsiQuantum — $1.7B (latest: Series E)
  2. Inflection AI — $1.5B (latest: Series A)
  3. Lambda — $1.5B (latest: Series E)
  4. SambaNova Systems — $1.4B (latest: Series E)
  5. Decart — $453M (latest: Series C)
  6. Axiom Math AI — $264M (latest: Series A)
  7. Glean — $260M (latest: Series F)
  8. Modular — $250M (latest: Series C)
  9. Parallel — $230M (latest: Series B)
  10. Deep Infra — $133M (latest: Series B)
  11. Orbital Insight — $131M (latest: Series D)
  12. Sanas — $100M (latest: Series B)
  13. Prophecy.io — $69M
  14. Astrocade — $68M (latest: Series B)
  15. Sycamore — $65M (latest: Seed)

Sector × city funding reports (20)

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

Resources
Join free
Sign Out Dashboard

The Startup Fundraising Platform

Raise funds for your startup

Find the right investors and get real replies — instantly, powered by AI.

  • AI-scored pitch deck
  • Matched investor list
  • Personalized outreach drafts
Join for free

Takes 30 seconds · No credit card · Cancel anytime

See it in action ↓
  • Library
  • Articles
  • Pitch Decks
  • Videos
  • Shorts
  • Profiles
  • Visuals
  • Questions
  • Ask
  • All
  • Seed & Pre-Seed
  • Series A & B
  • Fintech
  • SaaS & Dev Tools
  • Consumer & Social
  • Marketplace & Frontier
  • Mistakes to Avoid
  • Checklist
  • How to Send
  • Design
  • Length
  • Order
  • Storytelling
  • Investor Q&A
  • One-Pager
  • Email Templates
  • Data Room
  • Investor Update
  • Term Sheet
  • SAFE vs Priced
  • Due Diligence
  • Timeline
  • Metrics
  • Valuation
  • Cap Table
  • Pipeline
  • Board
  • Objections
  • References
  • Closing
  • Bridge Round
  • Down Round
  • Secondary Sale
  • Investor Rejection
  • First Meeting
  • Second Meeting
  • Partner Meeting
  • Post-Mortem
  • Update Cadence
  • Angel Round
  • Option Pool Shuffle
  • Fundraise Pause
  • Vetting VCs
  • First 90 Days
  • First Board Meeting
  • Reference Calls
  • NDA Template
  • Bylaws Template
LibraryPitch Deck Examples

Slide-by-slide guide

 

  • Library
  • Articles
  • Pitch Decks
  • Videos
  • Shorts
  • Profiles
  • Visuals
  • Questions
  • Ask
LibraryArticles

•By Alejandro Cremades