# Brett deMarrais

> Brett deMarrais is a seed investor at Ludlow Ventures (Detroit) backing FinTech and Robotics. See 3 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Ludlow Ventures](https://shizune.co/investors/profile/ludlow-ventures-llc)
- Location: Detroit, United States
- Total investments: 3
- Last investment: Mar 2025
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/brettdemarrais
- X (Twitter): http://twitter.com/BrettdeM
- Website: https://www.ludlowventures.com

Brett deMarrais is a Partner at Ludlow Ventures. Before that, he was the Founder of Wedit. He attended the University of Michigan.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| FinTech | 1 | 33% |
| Robotics | 1 | 33% |
| Government | 1 | 33% |
| Mobile Apps | 1 | 33% |
| Architecture | 1 | 33% |

12 industries tracked in total.

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Catio | Catio is a cloud infrastructure platform enabling companies to excel with cloud-native tech stacks, focused on tech stack evaluation, planning, and evolution. | $3M | Seed | Mar 05, 2025 |  |
| ZeroMark | ZeroMark is a defense product company building technology to ensure safety and precision when using kinetic and non lethal weapons. | $7M | Seed | May 24, 2024 |  |
| Umba | Umba is an African digital bank, offering free bank accounts and financial services to our customers in Kenya and Nigeria We provide an ecosystem of connected financial services that allows the customer complete control of their finances all in one App. | $2M | Seed | Dec 17, 2020 |  |

3 of 3 investments shown.

## Co-investors
- [Everywhere Ventures](https://shizune.co/investors/profile/everywhere-ventures) — VC Fund, 3 deals together
- [Eniac Ventures](https://shizune.co/investors/profile/eniac-ventures) — VC Fund, 2 deals together
- [RRE Ventures](https://shizune.co/investors/profile/rre-ventures) — VC Fund, 2 deals together
- [Act Venture Capital](https://shizune.co/investors/profile/act-venture-capital) — VC Fund, 1 deal together
- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund, 1 deal together
- [Andreessen Horowitz](https://shizune.co/investors/profile/andreessen-horowitz) — VC Fund, 1 deal together

## About Ludlow Ventures

VC Fund · Detroit, United States

We believe in VC without ego. We wear our hearts on our sleeves, avoiding the puffery and posturing that gives venture capital a bad name. We invest in authentic friendships that go beyond work. Successful companies rely on trust and there is no greater way to foster that than by becoming real friends. We invest with insane conviction, movingquickly and backing teams when others think it's too early. You make our dream jobs possible and we're forever thankful for that.

3 contacts available at Ludlow Ventures.

| Name | Title | Profile |
| --- | --- | --- |
| Blake Lindblad | Summer Associate | https://shizune.co/investors/profile/blake-lindblad |
| Brett deMarrais | Partner | https://shizune.co/investors/profile/brett-demarrais |
| Jonathon Triest | Founder & Managing Partner | https://shizune.co/investors/profile/jonathon-triest |

## Similar investors

### Similar stage
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund
- [Right Side Capital Management](https://shizune.co/investors/profile/right-side-capital-management) — VC Fund

## FAQ

### What does Brett deMarrais invest in?

Brett deMarrais invests primarily in FinTech, Robotics and Government startups, most often at Seed stage. Most of the 3 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Brett deMarrais last invest?

The most recent investment recorded for Brett deMarrais closed in Mar 2025. Shizune tracks 3 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.

### 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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