Angel investor · United States
Recorded investments.
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of dated first investments
were at Angel, Pre-Seed or Seed
One dot = one company at first recorded investment.
Written insights from the recorded portfolio, with the evidence linked below.
Jeff Dean has dated investments in 33 companies. 15 first entries were at Angel, Pre-Seed or Seed (45.5%). An early-stage founder can use the sector and stage filters to find comparable companies before approaching the investor.
Explore the evidence ↗25 first company relationships appear in the latest 24 months, compared with 5 in the preceding window. The latest recorded investment is 2026-05-05. This describes observed activity through 2026-05-22; it does not establish current availability.
Explore the evidence ↗3 of 8 companies with a full 24-month observation window raised another equity round. This investor backed 0 of those companies again within that window. The difference is a reason to research the wider syndicate, rather than assume the same investor will fund the next round.
Explore the evidence ↗Artificial Intelligence is the largest displayed sector by company count, appearing in 14 portfolio companies; sector tags overlap. 1 first entries carry a recorded lead flag and the median first-round syndicate includes 7 other named backers. Shared rounds are evidence of co-investment, not evidence of an introduction route.
Explore the evidence ↗Start with observed behavior.
Every rate has a defined denominator.
25th–75th percentile across 33 disclosed first rounds. Total round size; the investor’s own cheque is undisclosed.
Size your round ↗22 May 2024–22 May 2026, versus 5 in the preceding 24 months.
See the rhythm ↗3 of 8 companies with a full observation window. The next round can include any investor.
Follow the path ↗0 of the same 8 companies. Build a financing plan around the wider investor market.
Explore co-investors ↗Choose your sector and stage to find
companies he first backed in that space.
A match means a recorded investment in this category. It does not establish current interest or availability.
All sectors · All entry stages. Round amounts are total financing, in USD.
Developer of artificial intelligence agents for physical science engineering workflows
$7.0M total first roundDeveloper of artificial intelligence models for visual reasoning and perception
$55M total first roundProvider of AI-powered video analytics solutions for autonomous vehicles and robotics
$8.4M total first round| Sector | Seed | Series A | Series B | All stages |
|---|---|---|---|---|
| Artificial Intelligence | 14 | |||
| AI Infrastructure | 6 | |||
| Native AI in Software Development | 5 | |||
| Generative AI | 5 | |||
| AI as a Service | 5 | |||
| Agentic AI | 4 | |||
| HealthTech | 4 |
Use stage-specific financing ranges
to frame the size of your syndicate.
Logarithmic scale. A dot marks the median; the band spans the 25th–75th percentiles. These are entire rounds, not individual cheques.
A subsequent round and repeat backing
answer different fundraising questions.
Includes first investments on or before 22 May 2024. 25 newer companies and 0 undated histories are excluded. Follow-up stops at the dataset’s latest round on 22 May 2026. These observations do not measure returns or predict a company’s outcome.
| First stage | Eligible companies | Next round ≤24 mo | Same investor again ≤24 mo |
|---|---|---|---|
| Seed | 2 | 0 / 2 | 0 / 2 |
| Series A | 4 | 3 / 4 | 0 / 4 |
| Series B | 1 | 0 / 1 | 0 / 1 |
| Series C | 1 | 0 / 1 | 0 / 1 |
| Unattributed | 0 | 0 / 0 | 0 / 0 |
Separate first investments from later
rounds in companies already backed.
*2026 is partial, through 22 May. Bar height counts first investments + repeat rounds; earlier years are complete calendar periods in this dataset.
Frequent shared rounds suggest a place
to investigate sector and stage alignment.
5 shared rounds · 5 companies
Latest shared round Aug 20255 shared rounds · 4 companies
Latest shared round Aug 20253 shared rounds · 3 companies
Latest shared round May 2026Shared rounds establish recorded co-investment. They do not establish a personal connection, introduction route, or current willingness to invest.
First investment comes first.
Amounts refer to that entry round.
| Company | First backed | Entry stage | Total entry round | Same investor again? |
|---|---|---|---|---|
Altara ↗San Francisco | May 2026 | Seed | $7.0M | No later round recorded |
Elorian ↗Palo Alto | Apr 2026 | Seed | $55M | No later round recorded |
Nomadic ↗San Francisco | Mar 2026 | Seed | $8.4M | No later round recorded |
Standard Kernel ↗Mountain View | Mar 2026 | Seed | $20M | No later round recorded |
Basis ↗New York City | Feb 2026 | Series B | $100M | No later round recorded |
Archimetis ↗Zurich | Feb 2026 | Series B | $12M | No later round recorded |
DepthFirst ↗San Francisco | Jan 2026 | Series A | $40M | No later round recorded |
Supermemory ↗San Francisco | Oct 2025 | Seed | $2.6M | No later round recorded |
Belfort ↗Leuven | Sep 2025 | Seed | $6.0M | No later round recorded |
Huxe ↗San Jose | Sep 2025 | Series A | $4.6M | No later round recorded |
Hiverge ↗Cambridge | Sep 2025 | Seed | $5.0M | No later round recorded |
Sophont ↗Dover | Sep 2025 | Seed | $9.2M | No later round recorded |
Periodic Labs ↗Mountain View | Aug 2025 | Seed | $300M | No later round recorded |
Emergent ↗Pleasanton | Aug 2025 | Series A | $23M | No later round recorded |
Emerald ↗Washington, Dc | Jul 2025 | Seed | $34M | No later round recorded |
Parallel Bio ↗Cambridge | Jun 2025 | Series A | $21M | No later round recorded |
P-1 AI ↗Las Vegas | May 2025 | Seed | $23M | No later round recorded |
Yutori ↗San Francisco | Mar 2025 | Seed | $15M | No later round recorded |
Latentlabs ↗London | Feb 2025 | Series A | $40M | No later round recorded |
marimo ↗San Francisco | Nov 2024 | Seed | $5.0M | No later round recorded |
Letta ↗San Francisco | Sep 2024 | Unattributed | $10M | No later round recorded |
Cursor ↗San Francisco | Aug 2024 | Series A | $60M | No later round recorded |
Aalo Atomics ↗Austin | Aug 2024 | Series A | $27M | No later round recorded |
Roboflow ↗Des Moines | Aug 2024 | Series B | $40M | No later round recorded |
Function Health ↗Austin | Jun 2024 | Series A | $53M | No later round recorded |
LiveKit ↗Saratoga | Mar 2024 | Series A | $22M | No later round recorded |
Elicit ↗Oakland | Sep 2023 | Seed | $9.0M | No later round recorded |
Artera ↗Menlo Park | Mar 2023 | Series A | $90M | No later round recorded |
Lelapa AI ↗Johannesburg | Feb 2023 | Seed | $2.5M | No later round recorded |
Arta Finance ↗Mountain View | Nov 2022 | Series A | $90M | No later round recorded |
Poplar Homes ↗San Jose | Mar 2022 | Series B | $53M | No later round recorded |
Phytoform Labs ↗London | Nov 2021 | Series A | $5.8M | No later round recorded |
Astranis ↗San Francisco | Apr 2021 | Series C | $250M | Yes · Jul 2024 |
No companies match these filters. Try a broader sector or stage.
Kept in the 33-company portfolio; excluded from entry-timing calculations.
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