Tau Motors
PrivateLast Round
Corporate Funding
Sep 2, 2025
Total Funding Raised
$7.75M
Momentum
Top 25%
of companies Caplight tracks
Company Overview
Tau Motors operates in Mobility, Transportation & Logistics and is based in Redwood City, California. Its latest recorded funding round was a Grant round in April 2024.
Tau Motors is an advanced technology company that develops a software-defined power conversion platform for electrification across the automotive, energy, and industrial sectors.
Sector
Mobility, Transportation & Logistics
Verticals
Electric Vehicles, Clean Transportation, Energy Storage
Business Model
B2B
Customer Profile
Services & Consulting, Hardware Sales
AI Layer
Non-AI
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Tau Motors Comparables
Compare Tau Motors with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Magnax | 85% | |
| Advanced Electric Machines | 84% | |
| Chara Technologies | 79% |
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Tau Motors Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Corporate Funding | Sep 2, 2025 | ||||
| Grant | Apr 5, 2024 | ||||
| Seed | Feb 22, 2018 |
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Key People
Founding team and executive leadership
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Tau Motors Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Yes VC | Seed |
| Hella Ventures | Corporate Funding |
| DNS Capital | Seed, Corporate Funding |
Market signals
Structured signals derived from secondary market and firmographic data.
- Aug 20, 2026
Monthly visitors increased 52% MoM.
- Jul 25, 2026
Monthly visitors increased 40% MoM.
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Recent news
Latest coverage and updates
- attends_eventSep 25, 2026
Tau Motors, Inc attends Climate Week NYC 2026 in New York on Sep 25th '26 and highlights its approach to electrification through a fireside chat and technical research.
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Tau Motors Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
Filing documents are not displayed on this public page. Request access to learn about available coverage.
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Frequently Asked Questions
Common questions about Tau Motors's valuation, stock price, and market status.
Is Tau Motors a public or private company?
Tau Motors is a private company.
What is the current stock price of Tau Motors?
Tau Motors is a private company, so its shares have no public market price. Caplight tracks Tau Motors's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Tau Motors worth (valuation)?
Valuation information for Tau Motors is not publicly available.
Can I buy Tau Motors stock?
Tau Motors shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Tau Motors's last funding round?
Tau Motors's most recent funding round was Corporate Funding on September 2, 2025.
Who are the main investors in Tau Motors?
Key investors in Tau Motors include Hella Ventures.
Will Tau Motors IPO soon?
No public IPO plans have been announced for Tau Motors.
How can I track Tau Motors secondary market activity?
Caplight tracks bids, offers, and trades in Tau Motors's shares on secondary markets.