# Rumbo Ventures

> Rumbo Ventures is a VC fund in Madrid backing Renewable Energy, PaaS and Energy. See 19 investments, check sizes, portfolio. Updated Aug 2026.

- Type: VC Fund
- Location: Madrid, Spain
- Total investments: 19
- Last investment: Oct 2024
- Lead investor: 11%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/company/rumboventures/
- X (Twitter): https://twitter.com/RumboVentures
- Website: https://rumbo.ventures/

Rumbo Ventures is a VC fund in Madrid focused on Renewable Energy and PaaS. Rumbo Ventures invests in early stage: Pre-seed to Series A with a ticket from USD $500K to $3M.

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $525k–$3.6M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Renewable Energy | 2 | 11% |
| PaaS | 1 | 5% |
| Energy | 1 | 5% |
| Finance | 1 | 5% |
| Biotechnology | 1 | 5% |

15 industries tracked in total.

### Country

| Country | Investments | Share |
| --- | --- | --- |
| United States | 3 | 16% |
| Brazil | 1 | 5% |
| United Kingdom | 1 | 5% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| 1s1 Energy | 1s1 Energy is developing material technology for PEM water electrolysis systems for green hydrogen production. The company's mission is to develop viable and scalable solutions to reduce carbon emissions within the decade. 1s1 Energy Inc. was founded in 2019 by Daniel Sobek, Sukanta Bhattacharyya, and T. Don Tilley. | $1.4M | Seed | Oct 15, 2024 |  |
| Mykor | Mykor is a climate tech start-up. It decarbonizes the construction industry by manufacturing carbon-negative materials. | $1.2M | Seed | Jul 08, 2024 |  |
| LISUS | We are a mineral exploration company building a supply chain of Lithium for EVs. Our mission is to enable a net zero world. |  | Seed | Jun 18, 2024 |  |
| Cellva Ingredients | The food market is too complex and big for "the final solution". We need a combination of talents, an associative business model, focused in developing food grade ingredients for accelerating their availability through massive brands to the consumers. Consumers wanna have better products at the same price. This is the reason why cellvaexists.The solution developed by cellva is a new, state-of-the-art process for the production of pork fat. Our process contemplates the isolation of swine cells and the growth of these cells in a bioprocess with the use of microcarriers so that we have an animal fat ingredient with no sacrifice.cellva's fat is a food grade ingredient. produced with GMO free, animal free and non synthetic ingredients. Patented edible food grade microcarriersa made of vegetables. We are cost effective, end to end. | $1.7M | Seed | Feb 13, 2024 |  |
| Parallel Carbon | Parallel Carbon is creating the hardware platform required for a post-fossil-fuel society. To eliminate emissions, they are developing technology that removes carbon dioxide from the atmosphere while producing hydrogen. Their mission is to provide the most scalable solution to climate change. | $3.6M | Seed | Jan 08, 2024 |  |
| Einsted | Einsted is an biotechnology company based in Argentina, developing a BioElectroProcessor for bioindustrial processes optimization. Our goal is to generate NanoPulsed Reactions (NPR) for the Food, Pharma and Cosmetic industries. | $525K | Seed | Oct 30, 2023 |  |
| Cellva Ingredients | The food market is too complex and big for "the final solution". We need a combination of talents, an associative business model, focused in developing food grade ingredients for accelerating their availability through massive brands to the consumers. Consumers wanna have better products at the same price. This is the reason why cellvaexists.The solution developed by cellva is a new, state-of-the-art process for the production of pork fat. Our process contemplates the isolation of swine cells and the growth of these cells in a bioprocess with the use of microcarriers so that we have an animal fat ingredient with no sacrifice.cellva's fat is a food grade ingredient. produced with GMO free, animal free and non synthetic ingredients. Patented edible food grade microcarriersa made of vegetables. We are cost effective, end to end. | $1.3M | Seed | Sep 26, 2023 |  |
| CoreZero | CoreZero is a climate-tech company dedicated to hastening the transition to net zero energy. It quantifies and monetizes the positive environmental impact of food waste reduction or valorization initiatives. |  | Seed | Jun 15, 2023 |  |
| Nido | Heating & cooling accounts for nearly half of all energy consumption and 40% of energy-related carbon dioxide emissions. In the EU 65M+ boilers are over their useful life and 95% of them use fossil fuels and these need urgent change.At Nido, we are streamlining heat pump installation in the residential sector, enabling users to transition toclean heating & cooling faster with affordable pricing. We also support installers get the best out of their time by removing time consuming tasks and allowing them to focus on their preferred task - home installations! |  | Seed | May 18, 2023 |  |
| TRAM Global | TRAM Global is a digital platform that compensates people who take steps to minimize carbon emissions. TRAM Global enables businesses and individuals to transform little actions into global change by dynamically computing, accounting, validating, and enabling value to those who choose more sustainable mobility modes. |  | Seed | Apr 25, 2023 |  |

10 of 19 investments shown.

## Co-investors
- [FUNDEPAR](https://shizune.co/investors/profile/fundepar) — VC Fund, 2 deals together
- [ProVeg Incubator](https://shizune.co/investors/profile/proveg-incubator) — VC Fund, 2 deals together
- [VX Ventures](https://shizune.co/investors/profile/vx-ventures) — VC Fund, 2 deals together
- [AIR Capital](https://shizune.co/investors/profile/air-capital-45d4) — VC Fund, 1 deal together
- [Aramco Ventures](https://shizune.co/investors/profile/aramco-ventures) — VC Fund, 1 deal together
- [Asiri](https://shizune.co/investors/profile/asiri-19f2) — VC Fund, 1 deal together

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## FAQ

### What does Rumbo Ventures invest in?

Rumbo Ventures invests primarily in Renewable Energy, PaaS and Energy startups, most often at Seed stage. Most of the 19 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 Rumbo Ventures's check size?

Rumbo Ventures typically joins rounds of $525k–$3.6M at Seed. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Rumbo Ventures participates in.

### When did Rumbo Ventures last invest?

The most recent investment recorded for Rumbo Ventures closed in Oct 2024. Shizune tracks 19 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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