# Working Capital

> Working Capital is a VC fund backing Machine Learning. See 27 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: VC Fund
- Location: San Francisco, United States
- Total investments: 27
- Last investment: Jun 2026
- Lead investor: 30%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/company/working-capital-fund/
- X (Twitter): https://twitter.com/WorkingCapFund
- Website: https://workingcapitalfund.com

Working Capital is an early stage venture fund.

## Contacts

5 contacts available for Working Capital. Shizune tracks 2 team members at Working Capital. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-team-emails/working-capital-0d76?utm_source=investor_profile

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $500k–$7M |
| Series A | $5M–$22M |
| Series B | $9M–$67M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Machine Learning | 4 | 15% |
| Artificial Intelligence | 4 | 15% |
| Supply Chain Management | 4 | 15% |
| Software | 3 | 11% |
| Financial Services | 3 | 11% |

43 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 7 | 26% |
| Series A | 5 | 19% |
| Series B | 4 | 15% |
| Funding Round | 2 | 7% |
| Series C | 1 | 4% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| United States | 7 | 26% |
| Spain | 1 | 4% |
| Mexico | 1 | 4% |
| Sweden | 1 | 4% |
| Austria | 1 | 4% |

9 countries tracked in total.

## Team

| Name | Title | Investments | Profile |
| --- | --- | --- | --- |
| Dan Viederman | Managing Partner | 3 | https://shizune.co/investors/profile/dan-viederman |
| Ed Marcum | Managing Director | 6 | https://shizune.co/investors/profile/ed-marcum |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Twinco Capital | Twinco Capital provides suppliers, both large and small, with access to affordable funding and helps buyers build a competitive and socially responsible supply chain. Twinco Capital is the first company to have successfully launched this type of supply chain financing, offering to finance as early as the time of issuance of purchase orders.purchase. | $17.5M | Series B | Jun 02, 2026 |  |
| TRACT | TRACT is an innovative platform for measuring sustainability performance that was created by and for the agriculture and food industries. | $21.6M | Series A | Oct 23, 2025 |  |
| Glacier | Glacier is the creator of the first affordable, high-performing, and space-efficient AI-enabled robot for recycling. | $16M | Series A | Apr 28, 2025 |  |
| Elm AI | SaaS platform that simplifies the ESG certification process for businesses, so they are certification-ready in weeks, not months. | $2M | Seed | Apr 12, 2025 |  |
| CompScience | Kinetic Eye is an artificial intelligence software company serving the warehouse and transportation industry. We create intelligent workplaces that improve business performance and employee safety and satisfaction. Our solutions solve real problems, for real people and organizations, using the most advanced technology available today. | $27.6M | Series B | Feb 27, 2025 |  |
| minu | minu is revolutionizing the financial health of Mexican employees, offering them access to their already worked salary when they need it, instead of having to wait for payroll. The company works with HR divisions of companies that offer the provision of minu to improve satisfaction, retention, and attraction of talent. minu is supported byFinTech's leading institutional investors globally, including QED. | $30M | Series B | Nov 19, 2024 |  |
| Prewave | Prewave and stems from five years of advanced machine learning research. | $67.5M | Series B | Jun 25, 2024 |  |
| Prewave | Prewave and stems from five years of advanced machine learning research. | $19.8M | Series A | May 08, 2023 |  |
| Twinco Capital | Twinco Capital provides suppliers, both large and small, with access to affordable funding and helps buyers build a competitive and socially responsible supply chain. Twinco Capital is the first company to have successfully launched this type of supply chain financing, offering to finance as early as the time of issuance of purchase orders.purchase. | $9M | Series C | Jan 24, 2023 |  |
| Twinco Capital | Twinco Capital provides suppliers, both large and small, with access to affordable funding and helps buyers build a competitive and socially responsible supply chain. Twinco Capital is the first company to have successfully launched this type of supply chain financing, offering to finance as early as the time of issuance of purchase orders.purchase. | $9M | Series B | Jan 24, 2023 |  |

10 of 27 investments shown.

## Co-investors
- [Working Capital](https://shizune.co/investors/profile/working-capital-fund) — VC Fund, 22 deals together
- [KOMPAS VC](https://shizune.co/investors/profile/kompas-fe2f) — VC Fund, 3 deals together
- [Quona Capital](https://shizune.co/investors/profile/quona-capital-management) — VC Fund, 3 deals together
- [Scrum Ventures](https://shizune.co/investors/profile/scrum-ventures) — VC Fund, 3 deals together
- [seed + speed Ventures](https://shizune.co/investors/profile/seed-speed-ventures) — VC Fund, 3 deals together
- [Speedinvest](https://shizune.co/investors/profile/speedinvest) — VC Fund, 3 deals together

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## FAQ

### What does Working Capital invest in?

Working Capital invests primarily in Machine Learning, Artificial Intelligence and Supply Chain Management startups, most often at Seed and Series A stage. Most of the 27 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Working Capital's check size?

Working Capital typically joins rounds of $500k–$7M at Seed, $5M–$22M at Series A and $9M–$67M at Series B. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Working Capital participates in.

### How do I contact Working Capital?

Public channels for Working Capital include LinkedIn, X (Twitter) and the website linked on this profile. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.

### Who are the partners at Working Capital?

The team at Working Capital includes Dan Viederman (Managing Partner) and Ed Marcum (Managing Director). The Team section lists each member with their title, investment count and links.

### Is Shizune's investor data accurate?

Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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