SB

Sebastian Barriga

milemark•capital | Investor | M&A Board Member | MIT Sloan/Visiting Fellow, DeltaV & Lecturer | Carlyle, Citi & Salomon Alumni | 7 Boards | YPO G1

📍 United States🔄 Updated September 2026💼 21 investments📅 12 years investing🗓 Last invested May 2025
VC🌍 United States20+ investments
21
Total investments
7
Early stage
2
Mid stage
3
Late stage
12y
Years active

Portfolio

16 investments · sorted by recency
All investments
Early stage
Mid stage
Late stage
Seed Investor
May 2025
Nugttah is a customer retention platform in Saudi Arabia, offering data analytics reports, contactless pre-order services (Pickup), and customizable loyalty programs to help businesses retain and attract customers. Our goal is to empower businesses with innovative solutions that build strong relationships with their customers.
Pre-Seed Investor
Aug 2024
Empallo is an MIT spinoff bringing AI-guided value-based care to heart failure management. We operate in multiple states, and we’re entering our third year as an innovator in managing HF.
Pre-Seed Investor
Aug 2024
Lamarr.AI is pioneering automated solutions for building envelope diagnostics and retrofits. Leveraging drones, thermal imaging, and AI-based analytics, we detect, diagnose, and fix envelope defects faster, cheaper, and more accurately than traditional methods. We work with building owners and facilities managers to reduce emissions, energy costs, and long-term maintenance expenses.
PreSeed Investor
Apr 2023
Bitpart AI enhances video game development by powering advanced non-player characters (NPCs). Developed by game developers for game developers, Bitpart AI enables NPCs to interact dynamically with players and their environment, forming relationships based on in-game actions and dialogue. The platform supports multi-agent interactions, allowing NPCs to converse with each other and players, and engage with props and the environment proactively. Bitpart AIs expressive capabilities enable NPCs to adapt their behavior according to context, memory, moods, and traits, resulting in more immersive and lifelike gaming experiences. The solution is scalable, fast, engine and DCC (Digital Content Creation) agnostic, and offers directable behaviors that are inspectable and changeable, providing developers with flexibility and control. Integrations are available for popular game development platforms such as Unreal Engine and Unity.
Pre-Seed Investor
Mar 2023
At Catalan, we are on a mission to empower our enterprise customers to grow revenue and profits by enabling access to easy-to-use price optimization technologies to increase competitiveness in their markets.
Seed Investor
Dec 2022
Gaia AI is an MIT & Harvard startup using LiDAR, computer vision, and satellite data to collect high-quality biomass data in forests, helping land owners, project developers, and investors understand the carbon stock and timber content of their land. By measuring the carbon content of a forest with high accuracy, we give carbon credit buyers confidence that their credit was backed by a ton of carbon sequestered, and thus create trust in and help unlock the carbon credit market.
Pre-seed investor
Oct 2022
We are an AI-Robotics platform company developing renewable materials to accelerate the deployment of circular economy products around the globe.
Seed Investor
Oct 2022
Get care from top dermatologists in record time and all from the comfort of home. Meet Pictions award-winning virtual care, built with AI & some of the top dermatologists in the world.
Investor
Jan 2022
Praava exists to provide a better patient experience. We are a one-stop-shop for your health, offering caring doctors, world-class diagnostics and much more. Our services include: Family Health Professionals Family Medicine Doctors Obstetricians / Gynecologists Pediatricians Dentists Ophthalmologists Nurses Physiotherapists Nutritionists Health Coaches Counselors + Psychologists Visiting Specialists Full range of on-site laboratory services, including the following: Biochemistry & Immunochemistry Microbiology & Serology Hematology & Coagulation Histopathology & Cytopathology Immunohistochemistry Clinical Pathology Molecular Cancer Diagnostics Bangladesh’s first Molecular Cancer Diagnostics (PCR) lab, where we also introduced liquid biopsy for the first time Imaging: X-ray, Mammography, USG Teleradiology - reports reviewed by foreign + US board-certified radiologists Bangladesh’s first fully integrated Hospital Information System (HIS) Electronic Health Records (EHR) First patient portal in Bangladesh available on internet + phone app We also offer: Annual Membership Plans - AMPs offer unlimited access to our family health professionals and all your testing needs at a discounted rate Health Checks Home Sample Collection In-house and Online Pharmacy
Seed Investor
May 2021
Originating from MIT and backed by a rich heritage of farming, Adaviv is innovating a new wave of tools for growers and delivers robust ROI for Controlled Environment Agriculture (CEA). Focused on creating a world where every farm is a beacon of efficiency and profitability, our patented technologies tackle the industry's primary challenges: farm labor and crop losses. Our crop-agnostic platform has attracted the world's top greenhouse and indoor producers of flowers, tomatoes, cannabis, produce, and more. Our clients can unlock our advanced, AI-driven solutions that digitize crop scouting, detect early issues via computer vision, and optimize farm productivity, delivering returns exceeding 300%. Headquartered in Greentown Labs, Somerville, MA— the globe's largest clean-tech accelerator— Adaviv is proud to be recognized internationally by stalwarts like the United Nations and Microsoft’s AI for Earth. As we venture into the next chapter of our journey, we're eager to welcome passionate, growth-minded individuals to share in our vision.
Pre- and Seed Investor
Apr 2021
AltScore provides lending infrastructure APIs for lenders, retailers and SaaS companies to embed and deploy credit products in days. Companies offering credit, can leverage our end to end lending-as-a-service (LaaS) solution to provide capital to their own customers. Existing lenders use any of our LaaS APIs to increase their loan origination rates.
Investor
Apr 2021
𝗙𝗥𝗘𝗦𝗛 𝗔𝗡𝗗 𝗤𝗨𝗔𝗟𝗜𝗧𝗬 𝗚𝗥𝗢𝗖𝗘𝗥𝗜𝗘𝗦 𝗗𝗘𝗟𝗜𝗩𝗘𝗥𝗘𝗗 𝗜𝗡 10 𝗠𝗜𝗡𝗨𝗧𝗘𝗦 · Fresher: Carefully selected fresh products by our own trained pickers · Faster: Seamless and personalized customer experience & instant delivery in 10 minutes · Better: +4.000 SKU fully optimized range, from high quality fresh products to loved brands and local favs 𝗢𝗨𝗥 𝗣𝗨𝗥𝗣𝗢𝗦𝗘 To contribute to every household wellbeing by making it very easy to always stock their preferred and best quality foods regardless of their lifestyle. 𝗢𝗨𝗥 𝗩𝗜𝗦𝗜𝗢𝗡 To become the new standard for families’ food supply 𝗢𝗨𝗥 𝗠𝗜𝗦𝗦𝗜𝗢𝗡 To leverage the best technology and data science to bring producers and brands close to families so they can stock and consumer their preferred products and brands at home at the right time 𝗪𝗘 𝗔𝗥𝗘 𝗖𝗥𝗘𝗔𝗧𝗜𝗡𝗚 𝗔 𝗡𝗘𝗪 𝗪𝗔𝗬 𝗢𝗙 𝗚𝗥𝗢𝗖𝗘𝗥𝗬 𝗦𝗛𝗢𝗣𝗣𝗜𝗡𝗚
Seed Investor
Nov 2020
Somos una plataforma inteligente que optimiza y mejora el proceso de arrendamiento de vivienda.
early stageReal Estate
Seed Investor
Jul 2019
A stealth software company with a development team headquartered in Yerevan is offering an exciting opportunity for senior software developers in Armenia. We are growing our development team in mobile, service Cloud, and research areas. We are looking for experienced software engineers who want to be on the cutting edge. Owned by a US software company, we are building new applications focused on providing end-to-end privacy for digital content.
Board Member
Jul 2016
Inca Rail, empresa fundada en el año 2009, ofrece experiencias únicas de viaje hacia y desde la Ciudadela de Machu Picchu en las cuales podrá experimentar el verdadero espíritu de Machu Picchu a bordo de sus cinco servicios: The Private, The First Class, The Premium & Lounge, The 360° y The Voyager. Transportamos a los viajeros que buscan un viaje único hacia Machu Picchu. En nuestros trenes podrás apreciar el maravilloso paisaje a través de ventanas panorámicas y disfrutarás de un servicio a bordo que hará de tu viaje una experiencia única. Inca Rail tiene los únicos vagones sanitizados, por medio del Sistema de Purificación de Aire que elimina virus y bacterias, garantizando la purificación completa del aire para tu seguridad. Además, cuenta con la Certificación SGS, exigentes protocolos de Bioseguridad que garantizan el cumplimiento e implementación contra COVID-19. Síguenos en: https://www.instagram.com/incarail https://web.facebook.com/IncaRail
Show all 16 investments ↓
Experience · 25 entries
All (25)
Investments (21)
Founder (1)
Board (7)
2026
Member of the Board of Advisors
Jan 2026
BuenTrip Ventures is a pre-seed VC firm that leverages its position as one of the leading ecosystem builders in Latin America to identify, mentor, and invest in software-based startups that are transforming the region’s economy. Investment Focus We write first checks in software-based startups that are helping transform the largest sectors of the Latin American economy. We also invest in Latin founders based in the U.S. and Canada. Although we tend to be sector-agnostic, our areas of focus include FinTech, Logistics, eCommerce infrastructure, Platforms, HealthTech, and EdTech, etc.
2025
Seed Investor
May 2025
Nugttah is a customer retention platform in Saudi Arabia, offering data analytics reports, contactless pre-order services (Pickup), and customizable loyalty programs to help businesses retain and attract customers. Our goal is to empower businesses with innovative solutions that build strong relationships with their customers.
2024
Pre-Seed Investor
Aug 2024
Empallo is an MIT spinoff bringing AI-guided value-based care to heart failure management. We operate in multiple states, and we’re entering our third year as an innovator in managing HF.
Pre-Seed Investor
Aug 2024
Lamarr.AI is pioneering automated solutions for building envelope diagnostics and retrofits. Leveraging drones, thermal imaging, and AI-based analytics, we detect, diagnose, and fix envelope defects faster, cheaper, and more accurately than traditional methods. We work with building owners and facilities managers to reduce emissions, energy costs, and long-term maintenance expenses.
2023
PreSeed Investor
Apr 2023
Bitpart AI enhances video game development by powering advanced non-player characters (NPCs). Developed by game developers for game developers, Bitpart AI enables NPCs to interact dynamically with players and their environment, forming relationships based on in-game actions and dialogue. The platform supports multi-agent interactions, allowing NPCs to converse with each other and players, and engage with props and the environment proactively. Bitpart AIs expressive capabilities enable NPCs to adapt their behavior according to context, memory, moods, and traits, resulting in more immersive and lifelike gaming experiences. The solution is scalable, fast, engine and DCC (Digital Content Creation) agnostic, and offers directable behaviors that are inspectable and changeable, providing developers with flexibility and control. Integrations are available for popular game development platforms such as Unreal Engine and Unity.
Show all 25 entries ↓
Investment activity
2014–2025 · 21 investments
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