Biggest rounds: week of Oct 20, 2025
13 companies from Adamlead's directory raised funding during the week of Oct 20, 2025 – Oct 26, 2025, ranked by round size.
| # | Company | Raised | Stage | Location | Date |
|---|---|---|---|---|---|
| 1 |  Sesame AI | $250M | Series B | San Francisco, United States | Oct 21, 2025 |
| 2 |  LangChain | $125M | Series B | San Francisco, United States | Oct 20, 2025 |
| 3 |  Arbor Energy | $55M | Series A | Los Angeles, United States | Oct 21, 2025 |
| 4 |  Anrok | $55M | Series C | San Francisco, United States | Oct 21, 2025 |
| 5 |  Starbridge | $42M | Series A | New York, United States | Oct 22, 2025 |
| 6 |  Valthos | $30M | Seed | New York, United States | Oct 24, 2025 |
| 7 |  TRACT Sustainability Measurement | $20.4M | Series A | Seattle, United States | Oct 23, 2025 |
| 8 |  Bronto | $14M | Seed | Dublin, Ireland | Oct 21, 2025 |
| 9 |  Wonder Studios | $12M | Seed | London, United Kingdom | Oct 23, 2025 |
| 10 |  Augment Market | $12M | Series A | Austin, United States | Oct 22, 2025 |
| 11 |  Vermeer | $10M | Series A | Truxton, United States | Oct 23, 2025 |
| 12 |  Natural | $9.8M | Seed | San Francisco, United States | Oct 23, 2025 |
| 13 |  Tensormesh | $4.5M | Seed | San Francisco, United States | Oct 23, 2025 |
Frequently asked questions
How is this week's list ranked?+
By total funding raised, biggest round first, using the amount and date we have on file for each company.
Where does this data come from?+
The same directory behind every company page on Adamlead — we show what's on file, not an estimate.
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