Antto Piirainen

VC at Redstone

📍 Finland🔄 Updated September 2026💼 6 investments📅 4 years investing🗓 Last invested Jun 2025
VC🌍 Finland
6
Total investments
0
Early stage
3
Mid stage
1
Late stage
4y
Years active

Portfolio

5 investments · sorted by recency
All investments
Early stage
Mid stage
Late stage
Board Observer
Feb 2025
We are an Italian company with an international footprint and a global vision. We provide superior performance in renewable power short-term and day-ahead forecasting through our ML empowered Saas platform. Our market launch service platform is a short-term (hour ahead) and day-ahead wind power generation forecasting service, powered by a proprietary AI Saas Platform, with unmatched performance, reliability and ease of access & utilization. We have a nMAE (capacity weigthed MAPE) of max 5% (weekly/monthly average) vs an average of 12-18% in day ahead wind power forecasting. Our is a "premium-price-for-premium-performance" business model. We will be disrupting the global market paradigma by providing: - Superior performance - Sharing of the risk/benefit of our superior forecasting performance - Managing data quality and complexity for our Clients
Board Observer
Jan 2025
The purpose of Emulate Energy is to make renewable energy 100% accessible to the entire world. Emulate was founded in 2020 with the mission to accelerate the global transition to clean energy. Emulate is headquartered in Scandinavia, a global center for energy transition. Emulate focuses on solving one of the key challenged in the energy challenges - access to energy storage - by turning demand flexibility / demand response into a battery equivalent resource.
Board Observer
Jan 2024
LiveEO is a leading provider of Earth Observation technologies and solutions that revolutionize asset monitoring and enhance global supply chain transparency. Its cutting-edge AI and satellite analytics unlock the full potential of space data to deliver actionable insights, driving safety, efficiency, and sustainability across industries. Infrastructure operators rely on LiveEO to detect and prevent risks that could cause outages or disruptions, making their networks more resilient to climate change. Meanwhile, supply chain leaders use TradeAware, LiveEO’s EUDR compliance platform, to monitor deforestation risks, ensure regulatory alignment, and protect market access. With an international team of 130 people, LiveEO is dedicated to protecting life on Earth and accelerating the transition toward sustainable infrastructure and trade.
Board Observer
Nov 2022
&Charge is the leading platform combining smart user engagement with value-added services around EV charging. We have established unique "plug and play" value-added services in the global E-Mobility ecosystem, available on the &Charge Value Platform via flexible APIs or partner dashboard. &Charge’s smart reward mechanism based on the first sustainable loyalty scheme by which users collect &Charge kilometers for their activities which can be redeemed for free charging sessions, fuels the huge &Charge EV driver crowd and it’s strong daily engagement for crowd-sourced data around EV charging. The corresponding &Charge app is the dedicated daily companion for EV drivers and impresses with a special gamification approach by which users also can reach special level and receive batches for their engagement. For EV drivers &Charge makes charging cheaper, more reliable and just fun. So, EV drivers can collect more kilometers in more than 1,500 online shops. For Charge Point Operators (CPO), &Charge’s services increase the uptime, the user experience and decrease the cost of operations: Every EV driver can provide feedback on single charging sessions and the experienced &Charge EV driver crowd performs detailed visual inspections and assessments of the charging infrastructure. This real-time feedback on findings and experiences can be easily integrated into daily CPO operations. For Car Manufacturers (OEM) and eMobility Providers (EMP), &Charge’s services increase POI data quality as crucial part for searching, finding and smart routing to charging stations: The &Charge EV driver crowd provide the most accurate data to validate and enrich the given datasets. Get our free app! App Store: https://apps.apple.com/de/app/charge/id1487636133?l=de Google Play: https://play.google.com/store/apps/details?id=com.andcharge
Board Observer
Nov 2022
Freesi is a digital indoor climate management solution that combines AI-driven high-quality data with tenant feedback in an innovative way. It delivers SFDR-aligned reporting, systematic improvement, and furthermore increases the asset value with indoor air quality certifications. We have developed it together with 180 real estate clients and it is the most advanced and scalable indoor climate solution for large portfolios. Currently our service is being used in 10 different countries across the world by international real estate companies.
Experience · 9 entries
All (9)
Investments (6)
Board (5)
2025
VC Investor
Jun 2025
Redstone is a European venture capital firm following selected investment strategies. Our focused approach with specialized investment teams for each strategy has enabled us to develop strong sector expertise and networks. This combination supercharges our portfolio companies. We’ve spent a decade building the world’s leading proprietary startup analytics and data platform, SOFIA, allowing us to make evidence-based and data-driven investment decisions.
Board Observer
Feb 2025
We are an Italian company with an international footprint and a global vision. We provide superior performance in renewable power short-term and day-ahead forecasting through our ML empowered Saas platform. Our market launch service platform is a short-term (hour ahead) and day-ahead wind power generation forecasting service, powered by a proprietary AI Saas Platform, with unmatched performance, reliability and ease of access & utilization. We have a nMAE (capacity weigthed MAPE) of max 5% (weekly/monthly average) vs an average of 12-18% in day ahead wind power forecasting. Our is a "premium-price-for-premium-performance" business model. We will be disrupting the global market paradigma by providing: - Superior performance - Sharing of the risk/benefit of our superior forecasting performance - Managing data quality and complexity for our Clients
Board Observer
Jan 2025
The purpose of Emulate Energy is to make renewable energy 100% accessible to the entire world. Emulate was founded in 2020 with the mission to accelerate the global transition to clean energy. Emulate is headquartered in Scandinavia, a global center for energy transition. Emulate focuses on solving one of the key challenged in the energy challenges - access to energy storage - by turning demand flexibility / demand response into a battery equivalent resource.
2024
Board Observer
Jan 2024
LiveEO is a leading provider of Earth Observation technologies and solutions that revolutionize asset monitoring and enhance global supply chain transparency. Its cutting-edge AI and satellite analytics unlock the full potential of space data to deliver actionable insights, driving safety, efficiency, and sustainability across industries. Infrastructure operators rely on LiveEO to detect and prevent risks that could cause outages or disruptions, making their networks more resilient to climate change. Meanwhile, supply chain leaders use TradeAware, LiveEO’s EUDR compliance platform, to monitor deforestation risks, ensure regulatory alignment, and protect market access. With an international team of 130 people, LiveEO is dedicated to protecting life on Earth and accelerating the transition toward sustainable infrastructure and trade.
2022
Associate
Dec 2022
Helen Ventures invests 50 million euros in the most innovative and transformative European startups in the energy, e-mobility, circular economy, decarbonisation and digital solutions space. Together we supercharge the future. We accelerate the growth of early and growth stage companies by developing world class solutions in collaboration with our customers and industry experts. Helen Ventures is the corporate venture capital arm of Helen Ltd., an energy company making the possibilities of a new energy era accessible to all.
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Investment activity
2022–2025 · 6 investments
202222024120253
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