Top 20 Internet Angel Investors in Czech Republic (June 2026)

Portfolio highlights

• Boost.space — Combining the power of a Cloud-based Database with an intuitive Integration Platform, we make it easy to streamline and enhance your workflows. Imagine the simplicity of Airtable fused with the connectivity of Zapier. Experience the future of no-code Data Management, today.
• DecisionRules — DecisionRules is a lightweight and innovative business rules engine that lets you easily manage business rules in a secure cloud.
• Safetica Technologies — Safetica Intelligent Data Security protects sensitive enterprise data wherever your team uses it.

Portfolio highlights

• Better Stack — Delightful observability tools that turn your logs & monitoring into a secret weapon for shipping better software faster.
• Workfellow — Find what breaks the flow of work and processes - automatically. Then just fix it!
• Membrane — Integrate any API instantly. Keep integrations working as things change. Membrane is agentic integration infrastructure with unlimited API coverage.

Portfolio highlights

• Outfindo — Making bikes & e-bikes buying easy
• Absurd:Joy — absurd:joy is bringing joy to remote collaboration with Tangle
• ArtMaster — Learn music in a effective and fun way.

Portfolio highlights

• Vitadio — The first digital therapy for type 2 diabetes covered by all statutory health insurers in Germany.

Portfolio highlights

• Retailys.com — Retailys Business Platform connects data, communication, and AI agents into one ecosystem for managing your business across Europe.
• Boost.space — Combining the power of a Cloud-based Database with an intuitive Integration Platform, we make it easy to streamline and enhance your workflows. Imagine the simplicity of Airtable fused with the connectivity of Zapier. Experience the future of no-code Data Management, today.
• Safetica Technologies — Safetica Intelligent Data Security protects sensitive enterprise data wherever your team uses it.

Portfolio highlights

• Enclave — Enclave is a cybersecurity startup that builds an AI‑native code‑security agent for software development and DevSecOps teams. It analyzes entire codebases to triage scanner noise and surface only the vulnerabilities that truly matter, using cross‑file taint analysis and trust‑boundary mapping. The platform helps engineering teams ship code fasterwhile reducing the risk of exploitable security issues in production. Enclave primarily targets software companies and enterprises that prioritize secure, high‑velocity development.
• Factory — Factory is bringing autonomy to software engineering.
• Deeptrace — Deeptrace develops AI SRE agents that detect, investigate, and resolve production incidents.

Portfolio highlights

• Qerko — Qerko is loaded with great features for your business like fast checkout, tableside ordering, loyalty programs, verified reviews, and more. Apply today!
• Outfindo — Making bikes & e-bikes buying easy
• ArtMaster — Learn music in a effective and fun way.

Portfolio highlights

• Waldo — Waldo is an AI-powered strategy engine for agencies & brands. Get audience insights, industry trends, and competitive intelligence in one powerful platform.
• Default — The command center for modern sales teams.
• Slingshot AI — Slingshot AI is a mental health research lab building a foundation model for psychology. Our mission is to use AI to make mental health care more accessible, and to help people change their minds and lives the way they want to.

Portfolio highlights

• Upheal — Meet your new therapy tool with secure video-calling, analytics, and automated progress notes built-in.
• E2B — Add code interpreting in your AI apps and AI agents.
• ParadeDB — You want better search, not the burden of Elasticsearch. ParadeDB is the modern Elastic alternative built as a Postgres extension.

Portfolio highlights

• Arcjet — Arcjet helps developers protect their apps in just a few lines of code. Implement rate limiting, bot protection, email validation, and defense against common attacks.
• Slingshot AI — Slingshot AI is a mental health research lab building a foundation model for psychology. Our mission is to use AI to make mental health care more accessible, and to help people change their minds and lives the way they want to.
• Pixeltable — Open Source Python framework that enables AI Engineers to focus on modeling and experimentation.

Portfolio highlights

• Futupilot — Futupilot is a bike sharing company. You can ride a bike, operate bike-sharing in your city or invest to the bike-sharing ecosystem.
• Zuri — We are developing a modern private aircraft with vertical takeoff and landing. This will allow you to affordably travel from city to city at distances of up to 700 km apart.
• Fireball — Dungeon Realms is like playing your favorite tabletop RPG on your phone. Play-by-post role-playing is a way to play asynchronously during your day.

Portfolio highlights

• E2B — Add code interpreting in your AI apps and AI agents.
• Talkbase — Community operations was never easier. Ditch tedious old-school processes and track members, tasks, and events all in one place.

Portfolio highlights

• Survio —
• Smartsupp — Respond to your visitors from one place and turn them into happy customers.

Portfolio highlights

• Fabini — Fabini is a manufacturing and retail company that offers cookware products.
• FaceUp — Whistleblowing System for companies and schools. FaceUp is an anonymous reporting channel for those who care. Try FaceUp for FREE.
• Futupilot — Futupilot is a bike sharing company. You can ride a bike, operate bike-sharing in your city or invest to the bike-sharing ecosystem.

Portfolio highlights

• E2B — Add code interpreting in your AI apps and AI agents.
• Zuri — We are developing a modern private aircraft with vertical takeoff and landing. This will allow you to affordably travel from city to city at distances of up to 700 km apart.
• Flowpay — Flowpay offers operating loans to entrepreneurs who use one of our partner platforms.

Portfolio highlights

• Epinote — Epinote is Warsaw-based annotation boutique that provides high quality data annotation and collection services. We specialise in Computer Vision, NLP and search relevance projects including image, video, text and audio annotations. Our workforce consists of only in-house employees, mostly graduates of top Polish universities. Our managementconsists of experts who know exactly how to manage large human-intense projects and understand deeply Data Scientists needs. The highest delivered quality and facing unstable inflow of work is what we challenge everyday. Contact us. You will not be disappointed.
• Better Stack — Delightful observability tools that turn your logs & monitoring into a secret weapon for shipping better software faster.

Portfolio highlights

• Netic — Netic provides an AI-driven platform designed to automate and optimize customer engagement and operational workflows for essential service industries, including HVAC, plumbing, electrical, and appliance services. The platform autonomously handles inbound communications across various channels—such as calls, texts, and web chats—by bookingappointments and managing inquiries directly within existing CRM or field service management systems . Utilizing generative AI models, Netic's system assesses customer interactions to prioritize urgent requests, predict maintenance needs, and initiate targeted outreach campaigns based on factors like weather patterns and service history . This approach aims to enhance technician utilization and reduce missed revenue opportunities during periods of fluctuating demand . Additionally, Netic offers analytics tools that provide insights into customer interactions and operational performance, supporting data-informed decision-making .
• Craftwork — Craftwork is a modern general contracting company that uses technology to simplify repair and renovation projects for homeowners.
• Mainframe — Mainframe is a technology company pioneering the future of human-computer interaction through AI-driven tools. The company’s mission is to redefine productivity and workflow automation by creating intuitive platforms that bridge the gap between humans and intelligent agents.Mainframe’s debut product, Cobot, is a generative AI assistant thatanticipates user needs, streamlines tasks, and transforms the way individuals and teams interact with technology. Designed to feel more like collaborating with a human than using an app, Cobot empowers users to focus on impactful work while AI handles the rest.Founded in 2024, Mainframe is supported by top-tier investors and built by a distributed team of industry-leading talent from across the U.S., Canada, and Europe. Mainframe’s vision is to create seamless, intelligent software that reshapes how people work and interact with computers in the 21st century.

Portfolio highlights

• Linear — Linear allows the user to manage software development and track bugs. Built for speed and efficiency.The founders started Linear from their own frustrations building software projects in successful high-growth companies like Airbnb, Coinbase and Uber. The founders wanted to create the tools that focus us and its team in making progress, not getin the way. Tools that are fast and efficient. Speed and performance were the main things Linear focuses on early on and keep focusing on that.
• Better Stack — Delightful observability tools that turn your logs & monitoring into a secret weapon for shipping better software faster.
• Verda (formerly DataCrunch) — DataCrunch is a cloud service provider which facilitates utilization and integration of state of the art AI/ML models

Portfolio highlights

• Nelisa — Nelisa is a recruitment solution platform that helps companies find talent effectively, with maximum time and financial savings.Nelisa is a career partner, helping applicants find a job that makes sense to them. It then helps companies find new talents for the team. With cutting-edge technology, Nelisa is determined to change the way the jobmarket works.
• encubate — With 2,500+ members, Encubate belongs to the most popular tools for aspiring entrepreneurs. Through a combination of exercises, mentoring and bite-sized learning, Encubate will help you build your business.

Portfolio highlights

• Better Stack — Delightful observability tools that turn your logs & monitoring into a secret weapon for shipping better software faster.