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Top 5 Medical Angel Investors in Brazil (June 2026)

The most active angel investors investing in Brazil Medical startups. This investor list is updated monthly from the Shizune investor database, ranked by number of investments in Brazil Medical startup companies. Find investors to raise a Pre-Seed, Seed or Series A round with Shizune.
Investor Relevant Deals Geography Stage Focus Round Size
Kees Koolen
Angel
3 The Netherlands, Brazil, Germany Seed, Series A, Angel Travel, Software, E-Commerce $532k–$7M
Kevin Efrusy
Angel
2 Brazil, United States, Mexico Series B, Series A, Series C Software, E-Commerce, FinTech $6M–$100M
Mario Letelier
Angel
1 Brazil Pre-Seed, Seed, Series A Software, Information Technology, Health Care $60k–$2M
Paulo Veras
Angel
1 Brazil Seed, Pre-Seed, Series A Financial Services, B2B, B2C
Marcelo Claure
Angel
1 United States, Brazil, France Seed, Series B Information Technology, FinTech, Software $1.7M–$680M
Access all 16 angel investors in Brazil Medical startups.

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Investor list

Kees Koolen
Angel · Amsterdam, Noord-Holland, The Netherlands · 3 investments in Brazil Medical startups

Kees Koolen is the Founder, Chairman and CEO of Koolen Industries. Previously Kees was COO, CEO and Chairman of booking.com. Kees was advisor to Uber from 2012-2017 concerning international rollout.

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Investment focus

  • Industry: Travel, Software, E-Commerce
  • Stage:Seed, Series A, Angel
  • Geography: The Netherlands, Brazil, Germany

Investor stats

  • Total investments: 29
  • Round size: Seed $532k–$1.5M; Series A $4.5M–$7M
  • Lead/follow: 45% lead, 55% follow

Portfolio highlights

  • Florbs — Florbs is the security shield for Google Workspace. It gives you full visibility and control over files, users and AI. Detect risks, manage access, and automate protection without slowing collaboration. Setup in minutes, instant overview, real security.
  • Holidu — Holidu is one of the fastest-growing travel tech companies worldwide that aims to finally make the search and booking of vacation rentals easy. Its search engine uses proprietary image recognition technology to compare the prices of millions of rental properties across hundred of websites including Airbnb, Booking.com, and Homeaway. This enablesusers to quickly find the ideal accommodation and to save up to 55% on their bookings. It was founded in 2014 by brothers Johannes and Michael Siebers and is headquartered in Munich, Bayern, Germany.
  • Sympower — Empower your business with Sympower's AI-powered solutions, optimising efficiency and maximising revenue through demand response, battery storage, and grid balancing.
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Kevin Efrusy
Angel · Palo Alto, California, United States · 2 investments in Brazil Medical startups

Kevin Efrusy is the Co-Founder of The Efrusy Family Foundation and a Partner at Accel. Prior to that, he was the CEO and board member, and co-founder of IronPlanet. He attended Stanford University Graduate School of Business and Stanford University.

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Investment focus

  • Industry: Software, E-Commerce, FinTech
  • Stage:Series B, Series A, Series C
  • Geography: Brazil, United States, Mexico

Investor stats

  • Total investments: 72
  • Round size: Series A $6M–$30M; Series B $10M–$35M; Series C $11M–$100M
  • Lead/follow: 17% lead, 83% follow

Portfolio highlights

  • Zubale — Zubale is the critical infrastructure that enables retailers to win in e-commerce. Through our gig workers marketplace and technical integrations we power our clients entire back end e-commerce operations delivering the best fill-rates, on-times and NPS. In the last year, Zubale has completed over 3 million jobs across 90 cities and 16,800 stores.We operate in Mexico, Colombia and Costa Rica and are scaling across Latin America. The Co-Founders Allison Campbell and Sebastian Monroy met during their Harvard MBA and are retail insiders with deep expertise at Walmart and P&G in Latin America, Africa, India and China.
  • CAF — We are specialists in combating identity theft and people trying to impersonate others.
  • Lemon Energy — A Lemon leva energia solar para a sua empresa, sem obras e com economia anual na conta de luz.
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Mario Letelier
Angel · São Paulo, Sao Paulo, Brazil · 1 investments in Brazil Medical startups

Mario Letelier is the General Partner at DOMO Invest.

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Investment focus

  • Industry: Software, Information Technology, Health Care
  • Stage:Pre-Seed, Seed, Series A
  • Geography: Brazil

Investor stats

  • Total investments: 30
  • Round size: Seed $60k–$543k; Pre-Seed $151k–$488k; Series A $362k–$2M
  • Lead/follow: 53% lead, 47% follow

Portfolio highlights

  • Linte — Linte helps companies to lower expenses with lawsuits using document assembly and marketplace tools. Linte offers a cloud-based solution that automates repetitive tasks, quickly, cheaply and safely, with the best practices of usability and design. Users can handle contracts, processes, and documents in an efficient and smart way.Linte was foundedon 2015 and is based in Sao Paulo, Brazil.
  • Prontmed — Prontmed organizes and integrates health information with an intuitive Electronic Medical Record. It develops the technologies that facilitates the day-to-day medical and hospital procedures. The main function of electronic medical records is to facilitate and support the care of patients. Therefore, the company focuses on optimizing the time ofdoctors, ensures high availability of the system, and assists in maintaining the quality of care. The features of the product are automatic configuration, security and reliability, simplified navigation, excellence support, and smart prescription.Prontmed is a Brazil-based company that was founded in 1996 by Wang Feng.
  • Qual Canal — Qual Canal provides social TV analytics for advertisers and TV stations willing to know more about their audiences. The company was founded in 2011 and is headquartered in Rio Grande do Norte, Brazil.
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Paulo Veras
Angel · São Paulo, Sao Paulo, Brazil · 1 investments in Brazil Medical startups

Paulo Veras

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Investment focus

  • Industry: Financial Services, B2B, B2C
  • Stage:Seed, Pre-Seed, Series A
  • Geography: Brazil

Investor stats

  • Total investments: 5
  • Lead/follow: 0% lead, 100% follow

Portfolio highlights

  • 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.
  • Klubi — Klubi is a fintech company that provides credit facilities in a simple, transparent, secure and truly digital experience.
  • Latitud — Build good sh*t with Latitud
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Marcelo Claure
Angel · Overland Park, Kansas, United States · 1 investments in Brazil Medical startups

Marcelo Claure is the Partner and Co-Chair at Brightstar Capital Partners. Previously he served as the CEO of Sprint. He serves as the Group Vice Chairman of Shein. Marcelo Claure attended Bentley University.

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Investment focus

  • Industry: Information Technology, FinTech, Software
  • Stage:Seed, Series B
  • Geography: United States, Brazil, France

Investor stats

  • Total investments: 30
  • Round size: Seed $1.7M–$25M; Series B $30M–$680M
  • Lead/follow: 57% lead, 43% follow

Portfolio highlights

  • Haddy — Welcome to the future of American manufacturing. Haddy combines AI-driven robotics with advanced 3D printing to deliver design freedom, rapid production, and sustainable materials. From concept to finished product in days, not months.
  • Zamp — At Zamp, we are helping businesses innovate and leverage the best of fiat and digital asset rails, in a regulatory and compliant way across borders.
  • Aprende Institute — Aprende Institute is the online education platform for vocational skills training in the US hispanic market and LATAM.
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Medical Angel investor funding in Brazil at a glance

Stats across 12 deals from 16 investors.

16
investors
in Brazil Medical startups
12
deals
in Brazil Medical startups
$10M
median round
in Brazil Medical startups
6%
lead investors
lead at least one round
42%
Seed
most common funding stage

Access all 16 angel investors in Brazil Medical startups.

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