# Javier Santiso

> Javier Santiso is a Series B investor at Alma Mundi Ventures backing Software and Medical. See 13 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Alma Mundi Ventures](https://shizune.co/investors/profile/alma-mundi-venture)
- Location: London, United Kingdom
- Total investments: 13
- Last investment: Oct 2024
- Lead investor: 62%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/javier-santiso-0aa08322/en
- X (Twitter): https://twitter.com/JavierSantiso

Javier Santiso is a Series B investor at Alma Mundi Ventures in London focused on Software and Medical. Javier Santiso is the managing director of global affairs and new ventures at Telefonica, a diversified telecommunications group that provides fixed line and mobile telephony services. He currently resides in Madrid, Spain.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 3 | 23% |
| Medical | 2 | 15% |
| InsurTech | 2 | 15% |
| Insurance | 2 | 15% |
| Financial Services | 2 | 15% |

30 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series B | 3 | 23% |
| Series A | 2 | 15% |
| Series C | 2 | 15% |
| Venture - Series Unknown | 2 | 15% |
| Seed | 1 | 8% |

6 stages tracked in total.

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Spain | 4 | 31% |
| Brazil | 1 | 8% |
| Israel | 1 | 8% |
| Singapore | 1 | 8% |
| United Kingdom | 1 | 8% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Submer | Data centers and cloud providers consume 6% of the global electricity (more than India) and generate 4% of the global CO2 emissions (more than 2 times commercial air travel). They expect to consume 20% of the electricity worldwide by 2025.Submer develops a highly efficient, ultra-dense and eco-friendly, computing immersion cooling technology thatsaves 50% of this electricity, 85% of the real estate, and it can be placed anywhere, even without the expensive buildings. Making it also perfect for low latency applications and edge-computing.Submer has renowned customers all over the world like some of the top 5 hyper-scale cloud providers, Airbus, the European Commission, the CERN Large Hadron Collider and more.Submer believes our digital world can be more efficient, cost-effective, scalable and eco-friendly. The Submer solution happens to be the best way to get there. | $55.2M | Series C | Oct 03, 2024 |  |
| Sami | Sami is a Brazil-based health plan startup that provides a technology-based solution intended to be used in the healthcare sector. The company focuses on making health care simpler, more efficient, and friendlier by using simplified solutions, thus, providing patients with reduced costs for their medical care needs. Their mission is to transformBrazilian health into something simple, easy, reliable, and accessible, which helps each person to be their best version.Founded by Vitor Asseituno and Luiz Guilherme Berardo in 2018 and is based in São Paulo, Brazil. | $18.4M | Series B | Jun 01, 2023 |  |
| Biow | Biow is a MedTech that specializes in developing research projects such as oxidative stress and cell regeneration. | $5.5M | Venture - Series Unknown | Apr 27, 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 |  |
| Submer | Data centers and cloud providers consume 6% of the global electricity (more than India) and generate 4% of the global CO2 emissions (more than 2 times commercial air travel). They expect to consume 20% of the electricity worldwide by 2025.Submer develops a highly efficient, ultra-dense and eco-friendly, computing immersion cooling technology thatsaves 50% of this electricity, 85% of the real estate, and it can be placed anywhere, even without the expensive buildings. Making it also perfect for low latency applications and edge-computing.Submer has renowned customers all over the world like some of the top 5 hyper-scale cloud providers, Airbus, the European Commission, the CERN Large Hadron Collider and more.Submer believes our digital world can be more efficient, cost-effective, scalable and eco-friendly. The Submer solution happens to be the best way to get there. | $32.9M |  | Jan 25, 2022 |  |
| Submer | Data centers and cloud providers consume 6% of the global electricity (more than India) and generate 4% of the global CO2 emissions (more than 2 times commercial air travel). They expect to consume 20% of the electricity worldwide by 2025.Submer develops a highly efficient, ultra-dense and eco-friendly, computing immersion cooling technology thatsaves 50% of this electricity, 85% of the real estate, and it can be placed anywhere, even without the expensive buildings. Making it also perfect for low latency applications and edge-computing.Submer has renowned customers all over the world like some of the top 5 hyper-scale cloud providers, Airbus, the European Commission, the CERN Large Hadron Collider and more.Submer believes our digital world can be more efficient, cost-effective, scalable and eco-friendly. The Submer solution happens to be the best way to get there. | $33.9M | Series B | Jan 25, 2022 |  |
| bolttech | Bolttech is an InsurTech company developing an AI-based point of sale insurance platform to offer a technology-enabled ecosystem for protection and insurance. Its platform also offers device protection, travel, motor, property and life insurance, and digital insurance to consumers. | $67.2M | Series A | Dec 06, 2021 |  |
| Consentio | is an end-to-end food supply chain transaction platform. Their marketplace aims at improving ordering efficiency for all the players of the food supply chain - producers, cooperatives, whole sellers, and supermarkets - meaning less food waste and greater levels of transparency. | $5.2M | Venture - Series Unknown | Oct 06, 2021 |  |
| bolttech | Bolttech is an InsurTech company developing an AI-based point of sale insurance platform to offer a technology-enabled ecosystem for protection and insurance. Its platform also offers device protection, travel, motor, property and life insurance, and digital insurance to consumers. | $30M | Series A | Sep 21, 2021 |  |

10 of 13 investments shown.

## Co-investors
- [Everywhere Ventures](https://shizune.co/investors/profile/everywhere-ventures) — VC Fund, 3 deals together
- [Finch Capital](https://shizune.co/investors/profile/finch-capital) — VC Fund, 3 deals together
- [Norrsken VC](https://shizune.co/investors/profile/norrsken-vc) — VC Fund, 3 deals together
- [Planet First Partners](https://shizune.co/investors/profile/planet-first-partners) — VC Fund, 3 deals together
- [EDBI](https://shizune.co/investors/profile/edbi) — VC Fund, 2 deals together
- [Quona Capital](https://shizune.co/investors/profile/quona-capital-management) — VC Fund, 2 deals together

## About Alma Mundi Ventures

VC Fund · Madrid, Spain

Alma Mundi Ventures is a venture capital firm that funds primarily technology-based companies with B2B and B2B2C business models. The firms' third fund is an InsurTech Venture Fund with a European focus, backed by leading European international insurance companies and Mutuality Funds, investing between 1M and 7M in Series A, B, and C ofleading European insurance startups.AMV is headquartered in Madrid but with an operational presence in Barcelona, London and Seattle.

5 contacts available at Alma Mundi Ventures.

| Name | Title | Profile |
| --- | --- | --- |
| Delfin Rueda Arroyo | CFO & General Partner | https://shizune.co/investors/profile/delfin-rueda |
| Javier Santiso | Founder & General Partner | https://shizune.co/investors/profile/javier-santiso |
| Leire Mancisidor | Investment Director | https://shizune.co/investors/profile/leire-mancisidor |
| Lluís Viñas Fernández | Investment Associate | https://shizune.co/investors/profile/llu%C3%ADs-vi%C3%B1as-fern%C3%A1ndez |
| Moisés Sanchez | Partner | https://shizune.co/investors/profile/moises-sanchez |

## Similar investors

### Similar stage
- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund
- [General Catalyst](https://shizune.co/investors/profile/general-catalyst-partners) — VC Fund
- [FJ Labs](https://shizune.co/investors/profile/fj-labs) — VC Fund

## FAQ

### What does Javier Santiso invest in?

Javier Santiso invests primarily in Software, Medical and InsurTech startups, most often at Series B and Series A stage. Most of the 13 investments tracked by Shizune back companies in Spain. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Javier Santiso last invest?

The most recent investment recorded for Javier Santiso closed in Oct 2024. Shizune tracks 13 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.

# About Shizune
Shizune.co is an investor database. Core features:
- 48,091 startup investors (angels, VCs, accelerators, and others)
- Email, phone, LinkedIn (for intros), socials, and other contact data
- Updated daily from public funding news
- CSV and Excel export

The User can access the full database FOR FREE after signing up: shizune.co