Top recently funded startups in United States, week of 2026-03-30
United States logged 249 verified funding rounds in the week ending 29 Mar 2026, totalling ≈$20.8B. CoreWeave anchors the week with a ≈$3.5B in Technology, Information and Internet. Technology, Information and Media was the busiest sector with 68 deals.
| Country |  United States |
| Deals this week | 249 |
| Total raised | ≈$20.8B |
| Top sector | Technology, Information and Media (69) |
| Most common round | Seed (107) |
| Most active investor | Y Combinator (10 deals) |
| Sources tracked | 709 |
The biggest 5 deals this week
| # | Company | Amount | Round | Sector | Announced |
|---|
| 1 | CoreWeave | $3.5B | — | Technology, Information and Internet | 23 Mar 2026 |
| 2 | Figure | $3.2B | — | Machinery Manufacturing | 23 Mar 2026 |
| 3 | Polymarket | $2.0B | investment | Software Development | 01 Oct 2025 |
| 4 | NorthPoint Communications Group | $1.6B | fund closing | Telecommunications | 26 Mar 2026 |
| 5 | Shield AI | $1.5B | Series G |
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244 more funding rounds this week
Jiffy Lube, Kleiner Perkins, Zipline, Budderfly, Allegro Music Orlando, Pritzker Group Venture Capital, Cambridge Mobile Telematics, mTelematics and 236 more closed rounds this week. Sign up to see amounts, round types, sectors and investor lists.
Start 7-day free trial →Closer look at the top 3
$3.5B · Technology, Information and Internet · United States
CoreWeave is the Essential Cloud for AI. CoreWeave is a cloud purpose-built for scaling, supporting, and accelerating GenAI.
“In 30 days, investors wrote checks worth more than the GDP of Denmark. The AI funding leaderboard just got updated for March 2026. Here's what the money actually looks like right now: 1. OpenAI — $174B+ raised | $840B valuation Raised $110B in a single round. The largest private venture deal in history. Amazon alone wrote a $50B check.”
$3.2B · Machinery Manufacturing · United States
Figure is an AI Robotics company building the world's first commercially viable autonomous humanoid robot. We are based in San Jose, CA.
“In 30 days, investors wrote checks worth more than the GDP of Denmark. The AI funding leaderboard just got updated for March 2026. Here's what the money actually looks like right now: 1. OpenAI — $174B+ raised | $840B valuation Raised $110B in a single round. The largest private venture deal in history. Amazon alone wrote a $50B check.”
Most active investors this week
| # | Investor | Deals |
|---|
| 1 | Y Combinator | 10 |
| 2 | General Catalyst | 8 |
| 3 | Acadian Ventures | 3 |
| 4 | CRV | 3 |
| 5 | Felix Capital | 3 |
| 6 | Notion Capital | 3 |
| 7 | Oak HC/FT | 3 |
| 8 | 8VC | 2 |
| 9 | Allianz X | 2 |
| 10 | Bessemer Venture Partners | 2 |
What this week tells us
Technology, Information and Media accounted for 68 of 249 verified deals in United States this week. The stage mix was 152 early-stage (pre-seed to seed) against 97 Series A or later. Y Combinator was the most active investor, backing 10 of the week's rounds.
Built from 249 verified funding signals tracked by Signalbase. Window: 23 Mar – 29 Mar 2026. Last refresh: 18 Jul 2026.
CoreWeave
Polymarket