Swedish Startup Fifty Energy Raises €1.4M From Fortum Innovation & Venturing
Aug 22, 2025 | By Kailee Rainse

Swedish clean energy startup Fifty Energy has raised €1.4M from Fortum Innovation & Venturing to accelerate growth.
SUMMARY
- Swedish clean energy startup Fifty Energy has raised €1.4M from Fortum Innovation & Venturing to accelerate growth.
The funding will accelerate Fifty Energy’s AI-driven flexibility solutions, advance product development and expand its market reach, reinforcing sustainability goals and clean tech adoption in Europe.
Fortum Innovation & Venturing’s backing marks a continuation of its carbon-neutral vision, supporting innovation in flexibility, storage and renewable energy optimisation through this strategic partnership.
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Johan Frisell, CEO and Co-Founder of Fifty Energy, expressed enthusiasm about the partnership, stating, “We are thrilled to welcome Fortum as a strategic investor. Their deep industry expertise and commitment to clean energy make them an ideal partner as we scale our impact.”
Fortum’s Director, Tapio Poutiainen, highlighted, “Our investment in Fifty Energy aligns perfectly with Fortum’s ambition to be at the forefront of innovation and digitalisation in the energy sector.”
Founded in 2023, Fifty is driving innovation in power technology by connecting energy assets to maximize efficiency and flexibility. We focus on delivering advanced solutions that simplify the integration and optimization of distributed energy resources. Backed by a team with deep expertise, we bring a proven track record in building system-wide optimization tools and SaaS platforms tailored for the energy sector.
The partnership with Fortum reflects this shift, showing how AI can make the energy transition smoother and more cost-efficient. It underscores a wider trend of embedding digital solutions into traditional utilities shaping a more sustainable and resilient future.
About Fifty Energy
Fifty Energy is an AI-driven optimization platform helping utilities and energy providers enhance customer experience through smarter energy resource management. We deliver infrastructure, AI optimization engines and market integration services, empowering partners to maximize internal flexibility and seamlessly participate in external markets for greater efficiency and value.
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