# Mario Letelier

> Mario Letelier is a seed investor at EvoBooks backing Software and Information Technology. See 35 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [EvoBooks](https://shizune.co/investors/profile/evobooks)
- Location: São Paulo, Brazil
- Total investments: 35
- Last investment: Nov 2024
- Lead investor: 51%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/mario-letelier-80956
- X (Twitter): https://twitter.com/Letelier
- Website: https://x.com/Letelier

Mario Letelier is a seed investor at EvoBooks in São Paulo focused on Software and Information Technology. Mario Letelier is the General Partner at DOMO Invest.

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $60k–$859k |
| Pre-Seed | $166k–$647k |
| Series A | $362k–$3.5M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 7 | 20% |
| Information Technology | 7 | 20% |
| Health Care | 5 | 14% |
| Artificial Intelligence | 5 | 14% |
| Internet | 4 | 11% |

64 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 13 | 37% |
| Pre-Seed | 13 | 37% |
| Series A | 3 | 9% |
| Angel | 1 | 3% |
| Funding Round | 1 | 3% |

6 stages tracked in total.

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Octágora | Octagora is a SaaS company specialized in Remote Visual Assistance. | $242.5K | Pre-Seed | Nov 20, 2024 |  |
| Mentora | Mentora is an AI platform developer offering personalized, AI-driven leadership development tailored to individual and organizational needs | $268K | Pre-Seed | Oct 14, 2024 |  |
| Basemaker | Hey, what's up? We are Basemaker, the world's first 1st-party data creator marketplace. Creatively designed by creators, strategically targeted for advertisers.Our platform allows advertisers to accurately achieve their marketing objectives through data provided by the creators. With this, audience hypersegmentation in digital adcampaigns will make your company send the message to the right person much faster and more efficiently!Influencer marketing raised to the square: create campaigns with influencers and boost them using the creator's engaged audience: more reach, more significant results, and highly qualified audiences.We exist to create new paths in the digital universe and invest in digital tools to transmit and share what we believe with more people, creating microcosms of hyper-connected communities.Welcome to the new world of first-party data in advertising!Create your next campaign with us and explore the power of the Creators community worldwide.contato@basemaker.co#creatoreconomy #creators #ads #firstpartydataTranslated with www.DeepL.com/Translator (free version) | $300K | Pre-Seed | Sep 03, 2024 |  |
| Pipeimob | Real Estate Transactional Platform that brings security, transparency and speed to everyone involved in the transaction | $795.5K | Pre-Seed | Jul 01, 2024 |  |
| Baseworks | Utilizes AI to improve marketing for agencies through chat, documents, images, and video solutions. | $202.6K | Pre-Seed | Mar 07, 2024 |  |
| Pilea Labs | The Pilea Labs platform is aimed at marketing teams, entrepreneurs, and e-commerce professionals from companies. | $168.8K | Pre-Seed | Mar 04, 2024 |  |
| Kiddle Pass | Kiddle Pass integrates children into cultural, physical, educational, and leisure activities to provide a universe of possibilities, where they can improve skills, discover talents and identify new passions. | $270.9K | Seed | Feb 17, 2023 |  |
| Viziomed | Viziomed offers artificial intelligence solutions for image-oriented health diagnostic services such as radiography and mammography. | $191.4K | Seed | Jan 06, 2023 |  |
| Carbigdata | Carbigdata is a big data analytics platform with unique vehicle information. Through our smart cameras we have a database with more than 1 billion detections. This information is used for banks to locate defaulting vehicles and for Insurers to identify fraud. This information is available through our SaaS platform | $858.6K | Seed | Oct 18, 2022 |  |
| Fluid | The Fluid integration platform (EiPaaS) speeds up innovation by solving your data & Systems integration challenges through low code and a high performance architecture.Our solution allows our customers to rapidly automate as many business and IT processes as possible for customer pursuing a hiper automation approach as well a agile way todigitally transform your business through new digital solutions, with security and scalability. | $647.4K | Pre-Seed | Aug 15, 2022 |  |

10 of 35 investments shown.

## Co-investors
- [Bossa Invest](https://shizune.co/investors/profile/bossanova-investimentos) — VC Fund, 4 deals together
- [WOW Aceleradora](https://shizune.co/investors/profile/wow-aceleradora) — VC Fund, 4 deals together
- [Anjos do Brasil](https://shizune.co/investors/profile/anjos-do-brasil) — VC Fund, 3 deals together
- [Rhombuz VC](https://shizune.co/investors/profile/rhombuz-partners) — VC Fund, 2 deals together
- [100 Open Angels](https://shizune.co/investors/profile/100-open-angels) — VC Fund, 1 deal together
- [2TM](https://shizune.co/investors/profile/2tm) — VC Fund, 1 deal together

## About EvoBooks

VC Fund · São Paulo, Brazil

EvoBooks is a mobile and VR interactive learning experiences for schools. EvoBooks offers interactive learning platforms for mobile and VR/AR. Its main focus is in the area of ​​Basic Education, at the levels of Elementary and Middle School, both in private schools and public schools.

5 contacts available at EvoBooks.

| Name | Title | Profile |
| --- | --- | --- |
| Mario Letelier | Investor and Advisor | https://shizune.co/investors/profile/mario-letelier |
| Mario Letelier | Investor and Advisor | https://shizune.co/investors/profile/mario-letelier-4f3a |
| Carlos Grieco | Founder | https://shizune.co/investors/profile/carlos-grieco |
| Felipe Rezende | Founder & CEO | https://shizune.co/investors/profile/felipe-rezende |
| Guilherme Otranto | Founder | https://shizune.co/investors/profile/guilherme-otranto |

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### Similar country
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## FAQ

### What does Mario Letelier invest in?

Mario Letelier invests primarily in Software, Information Technology and Health Care startups, most often at Seed and Pre-Seed stage. Most of the 35 investments tracked by Shizune back companies in Brazil. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Mario Letelier's check size?

Mario Letelier typically joins rounds of $60k–$859k at Seed, $166k–$647k at Pre-Seed and $362k–$3.5M at Series A. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Mario Letelier participates in.

### When did Mario Letelier last invest?

The most recent investment recorded for Mario Letelier closed in Nov 2024. Shizune tracks 35 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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