Top 5 B2B Angel Investors in Estonia in May 2026

Portfolio highlights

• Insumo — Insumo is a personalized productivity & habit building assistant that works with other productivity tools.
• Workhy — More than 20,000 entrepreneurs chose us for company formation, financial process management, tax return preparation, and bookkeeping services.
• Cloud4Feed — Cloud4Feed helps businesses increase their brand values and maximize customer satisfaction by enabling them to make customer-oriented decisions with its solutions. They provide service to brands and businesses with different solutions in many areas, such as retail, automotive, insurance, finance, the hospital and health industry, and more.

Portfolio highlights

• Wwwash — Download wwwash app. Car wash - hardware and software to connect every car wash to cloud. wwwash.
• Warren.io — Warren is a complete self-service cloud platform for regional infrastructure service providers. Functionally rich, technologically modern and architecturally reliable turnkey commercialisation solution packaged as a service and driven by your success to compete in the global landscape.
• Planet OS — Planet OS provides big data infrastructure to help renewable energy companies transform the way data is used in their organizations. From operators in control rooms to executives in boardrooms, our specialized applications to integrate, exchange, and visualize data for all stakeholders make renewable energy more competitive.

Portfolio highlights

• Katana — Katana gives thousands of manufacturers a live look at their business with visual, intuitive, and easy-to-use ERP software.
• Insempra — Origin.Bio creates synthetic microorganisms that can make many of the same ingredients as traditional chemical industrialization processes today, but with significantly fewer energy requirements and waste produced while eradicating the need for petrochemicals.The company drives the convergence of engineering with biology, using DNA as theprogramming language. Rather than editing genetic material only in or out of DNA, engineers can hack entirely new organisms that have never existed — all powered by computing, automation, and artificial intelligence (AI)/machine-learning while leveraging millions of years of evolution. Operating at an atomic level, the company farms organisms with microscopic precision and integrates them into existing original equipment manufacturer (OEM) manufacturing processes. This asset-light approach enables Origin.Bio to generate sustainable materials at speed in a cost-effective way, without compromising on performance.
• Entrepreneurs First — We turn exceptional individuals into funded founders. We back you first, then give you a bridge to Silicon Valley.

Portfolio highlights

• Plumbr — Expose metrics and set up alerts for ops. Detect and prioritize root causes for dev. Complete the devops feedback loop. Configure your application to send traces using Plumbr Agents.

Portfolio highlights

• LawZero — LawZero is committed to advancing research and creating technical solutions that enable safe-by-design AI systems.
• TENYX — Discover innovative solutions for digital transformation at Tenyx. Explore our cutting-edge technology services designed to drive business growth and elevate your digital presence.
• Lightyear — Lightyear is a simple and approachable way to invest your money globally without unnecessary barriers and fees.