AttoTude
PrivateLast Round
Series B
Apr 1, 2025
Total Funding Raised
$79M
Momentum Score
75 /100
Company Overview
AttoTude, Inc. is a venture-backed startup founded in 2024 that develops Terahertz (THz) interconnect technology for artificial intelligence (AI) and hyperscale data center applications. The company's proprietary "THz radios over wire" platform aims to address critical bottlenecks in data center infrastructure by significantly improving bandwidth, reliability, and energy efficiency compared to conventional solutions. Co-founded by optical networking veteran Dave Welch and serial entrepreneur Joy Laskar, AttoTude is developing its technology to support high-speed data communication from 112 Gb/s to over 448 Gb/s. The company has raised $91 million in funding from investors including Mayfield, Sutter Hill Ventures, Canaan Partners, and Wing Venture Capital to scale manufacturing and accelerate product development.
Sector
AI, Data & Cloud Infrastructure
Verticals
Semiconductors, AI Training Infrastructure, Network Equipment, Cloud Infrastructure
Business Model
B2B
Customer Profile
Hardware Sales, Services & Consulting
AI Layer
Infrastructure
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
AttoTude Comps
Public and private peers based on sector, stage, and business model.
AttoTude Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series B | Apr 1, 2025 | ||||
| Series A | Sep 10, 2024 |
AttoTude Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| The Westly Group | Series B |
| Canaan Partners | Series A, Series B |
| Wing Venture Capital | Series B, Series A |
| Wing Venture Capital | Series B |
| Mayfield Fund | Series B |
| Sutter Hill Ventures | Series A, Series B |
Market signals
Structured signals derived from secondary market and firmographic data.
- Apr 19, 2026
Grew 23% QoQ, from 47 to 58 employees.
- Apr 1, 2025
$50M round completed.
AttoTude Filings
SEC and related filings with document metadata.
| Typed | Date | Amount Offered | Amount Sold | Filling | Pages | Download |
|---|---|---|---|---|---|---|
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Frequently Asked Questions
Common questions about AttoTude's valuation, stock price, and market status.
