# Carbono3

> Carbono3 is a VC fund in San Juan backing Credit and FinTech. See 3 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: VC Fund
- Location: San Juan, Puerto Rico
- Total investments: 3
- Last investment: Jan 2026
- Lead investor: 67%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/company/carbono3
- Website: http://carbono3.com
- Facebook: https://www.facebook.com/Carbono3-110598698315746

Carbono3 is a VC fund in San Juan focused on Credit and FinTech. Carbono3 invests in pre-seed & seed mission-driven technology startups across LATAM and Spain. Lead investor in most of the rounds. Usually first check. Clean/Climatech, healthtech and ImpactTech.

## Contacts

5 contacts available for Carbono3. Shizune tracks 1 team members at Carbono3. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-team-emails/carbono3?utm_source=investor_profile

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Credit | 1 | 33% |
| FinTech | 1 | 33% |
| Finance | 1 | 33% |
| Biopharma | 1 | 33% |
| Health Care | 1 | 33% |

11 industries tracked in total.

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Puerto Rico | 2 | 67% |
| Colombia | 1 | 33% |

## Team

| Name | Title | Investments | Profile |
| --- | --- | --- | --- |
| Carlos Dominguez Rullan | Founder & Managing Partner | 1 | https://shizune.co/investors/profile/carlos-dom%C3%ADnguez-rull%C3%A1n |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| TuBanc | TuBanc is a fintech app that provides productive credit for purchasing cars and motorcycles. |  | Pre-Seed | Jan 23, 2026 |  |
| Zero Damage | Zero Damage is a construction company specializing in prefabricated steel framing systems and custom building kits. | $100K | Pre-Seed | Apr 11, 2023 |  |
| MBQ Pharma | MBQ Pharma is a pharmaceutical company that develops a solution for preventing the spread of cancer cells in the body. |  | Pre-Seed | Feb 01, 2021 |  |

3 of 3 investments shown.

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## FAQ

### What does Carbono3 invest in?

Carbono3 invests primarily in Credit, FinTech and Finance startups, most often at Pre-Seed stage. Most of the 3 investments tracked by Shizune back companies in Puerto Rico. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### How do I contact Carbono3?

Public channels for Carbono3 include LinkedIn, the website linked on this profile and Facebook. 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 Carbono3?

The team at Carbono3 includes Carlos Dominguez Rullan (Founder & Managing Partner). 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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