Investors / United States / 408 Ventures
408 Ventures
Venture capital · Palo Alto, CA, United States · North America
408 Ventures makes early stage venture investments and provides mentoring, connections, and company-building support to founders. It focuses on companies building data platforms, analytics, and tools with network effects and actionable intelligence.
Invests inAI & Machine LearningCybersecurityEnterprise Software
In its own wordsdata platformsanalyticsnetwork effectshealthfinancecommerce
Your fit with 408 Ventures
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See how your round matches what it backs, point by point.
Or find every investor that fits408 Ventures lists 15 checked portfolio companies on its own site. Its largest themes are AI & Machine Learning (29%), Cybersecurity (17%) and Enterprise Software (17%). 100% of its companies are based in United States. It invests most often alongside Y Combinator, Digital Future and Dnipro.
No funding round on record names 408 Ventures yet, so the figures come from its portfolio page.
Round figures show recent activity, not 408 Ventures' whole history. Rounds on record name 0 companies; its own site lists 15. Funding rounds are complete from mid-2025, so counts and the yearly trend undercount a firm that invested before then. The portfolio, themes and places come from its own site and are not affected.
Investment themes
share of its checked companiesThis firmAll checked companies
Show as a table
| This firm | All checked companies | |
|---|---|---|
| AI & Machine Learning | 29% | 18% |
| Cybersecurity | 17% | 4% |
| Enterprise Software | 17% | 8% |
| Media & Entertainment | 8% | 4% |
| Space & Defense | 8% | 3% |
| Robotics & Hardware | 4% | 1% |
| Real Estate & Construction | 4% | 3% |
| Human Resources | 4% | 1% |
Invests most often with
firms sharing its portfolio companiesShow as a table
| Share | |
|---|---|
| Y Combinator | 5 |
| Digital Future | 4 |
| Dnipro | 4 |
| AVentures Capital | 2 |
| Akkadian Ventures | 2 |
| Locus Ventures | 2 |
| Techstars | 2 |
| 137 Ventures | 1 |
Investor profile
percentile among all firmsShow as a table
| Measure | Percentile of all firms | Value |
|---|---|---|
| Portfolio size | 36th | 14 companies |
| Recent activity | 46th | 0 rounds in 12 months |
| Early stage | 54th | 0% of entries at pre-seed or seed |
| Evidence | 52th | 0% of companies confirmed by a round |
| Sector focus | 49th | 29% in its largest sector |
| Reach | 19th | 1 country |
Its portfolio companies
where they are based, and what their own sites showSite status
- Site answers1387%
- No longer answers00%
- Points to another company213%
- Parked or sold domain00%
A site that stops answering three checks in a row is counted as no longer answering; that is not proof of closure. A site that points to another company is often an acquisition.
Co-investor network
who it backs companies with, and who they back togetherCompare 408 Ventures head to head
portfolio size, rounds, entry stages, themes and the companies both backThree or more firms at once: portfolio overlap.
Portfolio
15 companies checked against their own sites| Company | What it does | Themes | First round with it | Evidence |
|---|---|---|---|---|
| Appvance provides AI-driven test automation solutions for software quality assurance | AI & Machine LearningEnterprise Software | Portfolio page | ||
| AttackIQ provides a platform for cybersecurity testing and validation | CybersecurityAI & Machine Learning | Portfolio page | ||
| Portfolio page | ||||
| MixerBox develops and offers various mobile and web applications for music, video, news, and other services. | Enterprise SoftwareMedia & Entertainment | Portfolio page | ||
AI & Machine LearningEnterprise Software | Portfolio page | |||
| The company produces and sells pet cameras and other pet care devices. | ConsumerHealthcare & Biotech | Portfolio page | ||
| The company provides a local marketing platform with AI tools for social media posts, listings, reviews, and analytics | AI & Machine LearningMedia & Entertainment | Portfolio page | ||
| Rallyware provides a platform that helps companies manage and improve the performance of their sales teams using AI and machine learning | Enterprise SoftwareAI & Machine Learning | Portfolio page | ||
| The company provides an AI sales outreach and cold email platform for businesses. | AI & Machine LearningSpace & Defense | Portfolio page | ||
| The company provides protection for applications, APIs, and AI systems from various attacks and security threats. | CybersecurityAI & Machine Learning | Portfolio page | ||
| Stealth Worker specializes in providing cybersecurity experts as contractors for projects or long-term roles. | CybersecurityHuman Resources | Portfolio page | ||
CybersecuritySpace & Defense | Portfolio page | |||
| The company provides transportation and delivery services. | Robotics & HardwareReal Estate & Construction | Portfolio page | ||
| VGS provides payment tokenization services and infrastructure for agentic commerce transactions | Fintech | Portfolio page | ||
| Portfolio page |
About this data
site last read 5 Nov 2026- Site
- 408ventures.com
- Last read
- 5 Nov 2026
- Watching since
- 5 Nov 2026
- Companies checked
- 15
Rates come from what VCinfo has observed since observation_start. Firms tend to remove companies that closed, so early rates understate reality. A company leaving a portfolio page does not mean it closed or exited. An unreachable site means our checks failed, nothing more.
Get 408 Ventures' profile as data
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