Eelco Haarsma — investor profile photo

Eelco Haarsma

Scaling Eddy Grid | Commercial & Operational Executive | Angel Investor

📍 Netherlands🔄 Updated November 2026💼 3 investments📅 10 years investing🗓 Last invested May 2025
VC🌍 Netherlands
3
Total investments
2
Early stage
0
Mid stage
0
Late stage
10y
Years active

Portfolio

3 investments · sorted by recency
All investments
Early stage
Mid stage
Late stage
Angel Investor
May 2025
Nauticare® is an AI-powered yacht management platform built for yacht managers and captains. It streamlines operations by automating workflows, centralising information, and offering intuitive, user-friendly tools that save time and reduce complexity.
Investor & Business development
Jan 2016
At Virto Solar we develop cutting-edge solar software to create commercial, industrial and utility-scale PV projects. From conceptual design to detailed engineering, we streamline the entire process for more efficiency, accuracy and speed. 🔷 Virto.MAX maximizes solar potential with rapid conceptual design, automated layouts and seamless workflows for commercial and industrial PV projects. 🔷 Virto.CAD is a plugin for detailed engineering and construction-ready PV designs of C&I and Utility-Scale projects, maximizing efficiency, precision and system performance." 🔷 Virto.CORE empowers mounting/racking manufacturers and wholesalers to get projects calculated smarter and delivered faster with automated structural analysis, turning complex engineering into efficient, reliable workflows. FREE TRIALS 🔷https://virto.solar/free-trial/. FREE DEMOS 🔷https://virto.solar/schedule-demo/. Talk to us 🔷 info@virto.solar 🔷 +3214549445
Experience · 8 entries
All (8)
Investments (3)
Founder (2)
2025
Angel Investor
May 2025
Nauticare® is an AI-powered yacht management platform built for yacht managers and captains. It streamlines operations by automating workflows, centralising information, and offering intuitive, user-friendly tools that save time and reduce complexity.
Managing Director
Apr 2025
Mission statement Slay the scale stage, with discipline, clarity, and momentum. At ScaleSlay, we back founders who don’t just build, they crush it. Not with bravado, but with clarity. With clean execution. With unshakable intent. Because in early-stage ventures, there’s a fine line between slaying it… and sinking it. We’ve seen what breaks startups: messy cap tables, weak financial model (runway analysis), sloppy pitchdeck (no white paper), not the right start-up team, unfocused growth, etc. And we’ve also seen what makes them unstoppable: sharp minds, strong team, clean deals, great papers and models, sand committed capital that gets it. ScaleSlay exists to empower bold founders with smart capital, tactical support, and the focus to thrive, not just survive. We’re not here to play by the old VC rules. We’re here to help you own your round, protect your equity, and scale like you mean it. What sets us apart Yes we said ‘Slay’. No, we don’t regret it Because playing it safe doesn’t scale great companies. We’re Still in the Game We don’t just write checks, we still build, close deals, and serve customers ourselves. Entrepreneur + Investor = Real Support We combine operational grit with strategic capital, because we’re still entrepreneurs No Old-School VC Tricks No management fees. No carried interest games. We invest side by side with our network, same rules, same returns, this will attract more and better investors Aligned with Founders, Not Just Returns. We care about your success, not just IRR. We back people, not just metrics. Hands-On, Not Hands-Off. When you need us, we show up. When you don’t, we stay out of your way. What Founders WantWhat ScaleSlay Offers Smart money (not just money) Strategic capital with operational DNA Clean cap tables & early clarity Term sheet support, fair valuations Access to network & talent Investor & founder intros Global expansion insight Cross-border playbook & support Honest, founder-friendly vibe Been-there-done-that
2024
Founder and Chairman of the Board
Sep 2024
At Solarserve, we are dedicated to delivering sustainable energy solutions to our customers. Our expert team and partners have successfully developed and installed commercial and industrial (C&I) solar projects across Europe. Our specialized SolarServe roof lease program in Italy is designed for businesses to take advantage of the new subsidies for solar projects. We have extended experience with working on industrial and logistical sites. We implement and operate the project safely, maintaining building integrity and without business interruption. Our current geographical focus includes the regions Lombardia, Veneto, Piemonte and Emilia Romagna. We are looking forward to collaborate with you.
2016
Investor & Business development
Jan 2016
At Virto Solar we develop cutting-edge solar software to create commercial, industrial and utility-scale PV projects. From conceptual design to detailed engineering, we streamline the entire process for more efficiency, accuracy and speed. 🔷 Virto.MAX maximizes solar potential with rapid conceptual design, automated layouts and seamless workflows for commercial and industrial PV projects. 🔷 Virto.CAD is a plugin for detailed engineering and construction-ready PV designs of C&I and Utility-Scale projects, maximizing efficiency, precision and system performance." 🔷 Virto.CORE empowers mounting/racking manufacturers and wholesalers to get projects calculated smarter and delivered faster with automated structural analysis, turning complex engineering into efficient, reliable workflows. FREE TRIALS 🔷https://virto.solar/free-trial/. FREE DEMOS 🔷https://virto.solar/schedule-demo/. Talk to us 🔷 info@virto.solar 🔷 +3214549445
Show all 8 entries ↓
Investment activity
2016–2025 · 3 investments
2016120252
Recent (last 2 years)Earlier
Investor lists
Lists that match Eelco's portfolio