Energy startup ecosystem
We track 109 organisations in this sector across 6+ countries.
Showing 81–100 of 109 Energy
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Seak Energy
Seak Energy develops smart infrastructure systems that control street lighting and EV chargers over existing power lines, avoiding costly new cabling. This retrofitting approach allows cities to digitize “dumb” infrastructure quickly and affordably. By 2026, Seak Energy is expanding across municipalities seeking low-cost modernization of public assets.
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SET Ventures
SET Ventures is an Amsterdam-based venture capital firm that invests in digital technologies for a carbon-free energy system, spanning smart grids, energy storage, electrification, energy efficiency and grid intelligence. Investing across Europe, it backs early-growth companies whose software and data platforms accelerate the energy transition.
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Ship2B
Founded 2013. Impact accelerator and investment fund for social enterprises in health, cleantech, and energy. Runs acceleration programs and an impact fund; has accelerated 50+ startups. Support: mentoring, CSR partners, impact investment up to EUR 400K. Scope: National.
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Siemens Technology Accelerator
The Siemens Technology Accelerator (STA) is a unique corporate accelerator program run by Siemens AG since 2001, aimed at spinning out non-core technologies from Siemens’ R&D into independent startups. Based in Munich, STA essentially identifies promising internal innovations (often developed at Siemens Corporate Technology labs) that don’t fit Siemens’ core business, and forms new ventures around them. STA provides seed funding, co-founding management, and access to Siemens’ infrastructure to these ventures, effectively acting as a venture builder. Over its history, the Siemens Technology Accelerator has spun out more than 12 companies across sectors like energy, industrial automation, healthcare, and materials. Notable spin-offs include MetisMotion (advanced actuators), Magazino (warehouse robotics – which STA helped early on), and Epiqo (a digital twin software). One high-profile case is Rethink Robotics GmbH: in 2020, STA helped relaunch assets of Rethink Robotics (the US cobot pioneer) in a joint venture, integrating it with Siemens technology. The typical STA project starts with identifying a tech with market potential. STA then recruits external entrepreneurs or Siemens intrapreneurs to lead the startup, develops a business plan, secures intellectual property rights (license or assign IP from Siemens to the newco), and provides initial funding (often low millions of euros). Siemens often remains a minority shareholder and provides pilot customers or manufacturing help. The time from project inception to an independent company launch is around 18–24 months. STA’s model addresses a common big-corporate problem: great inventions that don’t make it to market. By essentially incubating startups from within, Siemens both creates value from dormant IP and fosters innovation culture. Many STA spin-outs go on to raise venture capital or get acquired. For example, Ionity (an EV charging network) was seeded by Siemens’ STA and later became a major joint venture with automakers. The Siemens Technology Accelerator operates with a small specialized team and has won awards for corporate venturing. It serves as a best-practice example of how large industrial firms can proactively spin off new ventures rather than let R&D sit on a shelf. In essence, STA extends Siemens’ innovation beyond its core by unleashing startups that bring cutting-edge tech (like novel sensors, new materials, etc.) to the broader market.
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Smart Energy Congress 2026
Smart Energy Congress is a leading Spanish forum on energy transition, digitalisation and sustainable technology, organised by Plataforma enerTIC.org at IFEMA Madrid. The 2026 edition brings together utilities, industry, the public sector and AI and IoT vendors for keynotes, an expo and networking around decarbonisation and digital energy.
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SpinLab - The HHL Accelerator
Founded 2014. Six-month program for entrepreneurial teams with coworking, mentoring, and technology partners; alumni include energy and healthcare startups. Support: mentorship, workspace, partner resources. Scope: Regional (East Germany).
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Stargate Hydrogen
Deep-tech firm manufacturing precious-metal-free alkaline electrolyser stacks (0.5-5 MW) and containerised green-hydrogen systems for refineries, steel and ammonia. Opened a Tallinn factory in 2025; backed by Repsol.
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StartupLab
StartupLab is Norway's largest technology incubator and most active early-stage investor, founded in 2012 at the Oslo Science Park in partnership with the University of Oslo. It operates six industry-specific programs including a dedicated Energy and Climate track, has supported over 450 tech startups, and has invested in more than 130 companies. Notable alumni include reMarkable, Kahoot, No Isolation, and Huddly. At ONS 2026 in Stavanger, StartupLab chairs the Scale-Ups committee, curating the dedicated exhibition and pitching venue in Hall 4 for energy startups and scale-ups at the Seed-to-Series-B stage.
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Steady Energy
Steady Energy develops the LDR-50, a simplified small modular reactor (SMR) delivering 50 MW of thermal output for zero-carbon district heating. Founded in 2023 as a spin-off from VTT Technical Research Centre of Finland, the company raised €32 million and in February 2026 poured first concrete for a full-scale non-nuclear pilot plant inside Helsinki's former Salmisaari coal power station. Fortum and Finnish energy utility Helen are strategic partners. Steady Energy is also expanding to Sweden, targeting district heating decarbonisation across the Nordic region.
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Stegra
Stegra (formerly H2 Green Steel) is one of Europe’s most ambitious industrial decarbonization projects, aiming to rebuild steelmaking around renewable energy and green hydrogen. The company is building a fully integrated production campus in Boden, northern Sweden, where abundant hydropower and regional mining supply chains converge. The core innovation is the direct-reduction process: instead of using coal to reduce iron ore, Stegra uses green hydrogen, cutting CO2 emissions by roughly 95% compared with blast-furnace steel. That technical shift is the foundation for a new European supply of low-carbon steel, which is increasingly demanded by automakers, construction firms, and consumer brands. The company rebranded to Stegra in September 2024 to signal that it is more than a steel mill. Its long-term platform vision is to combine renewable power, hydrogen production, and mineral processing into a repeatable template for heavy industry. By 2026, the Boden plant is reported to be more than halfway constructed, with gigascale electrolyzers (supplied by Thyssenkrupp Nucera) being installed and key offtake contracts signed. Customers reportedly include Porsche, Mercedes-Benz, Scania, and IKEA, and more than half of initial output has been pre-sold — a strong indicator that the “green premium” market is real. Stegra’s financing structure is as notable as its technology. Rather than relying solely on venture capital, the company blends project-finance debt with growth equity, totaling more than €6.5 billion in commitments. This makes it one of the largest private industrial raises in Europe and a flagship case for climate infrastructure funding. Its origins are tied to Vargas Holding, a Swedish venture-builder that also co-founded Northvolt and Polarium, acting as an institutional co-founder rather than a conventional accelerator. Early support from EIT InnoEnergy helped validate the project at the EU level. Stegra’s investor roster reflects its strategic importance: Altor Equity Partners, GIC, Just Climate, Temasek, and Porsche SE are among its backers. In 2026, Stegra represents the “Northvolt effect” done right: a proof that Europe can re-industrialize around clean energy and keep advanced manufacturing on the continent. If it succeeds, it will be a template for decarbonizing other hard-to-abate sectors, from cement to fertilizers, and a cornerstone of Europe’s green-industry competitiveness.
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SunRoof
SunRoof is a Polish-Swedish cleantech company building 2-in-1 integrated solar roofs — building-integrated photovoltaics (BIPV) that replace conventional roofing material entirely with a solar-generating surface for residential and commercial buildings. Founded in 2013 by Lech Kaniuk, Karol Kaniuk, Marek Zmysłowski and Rafał Plutecki, the company runs its main R&D and production hub in Gdańsk under a Swedish holding (SunRoof International), and operates across Poland, Sweden and Germany. SunRoof has raised roughly €28.5M, including a €15M round led by the Klima Energy Transition Fund (Alantra), with earlier backing from World Fund, Nordic Alpha Partners, Inovo Venture Partners, SMOK Ventures and Alfabeat. It grew past 130 employees and positions its integrated roofs as a lower-carbon, design-led alternative to bolt-on solar panels.
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Sympower
Sympower is an Amsterdam-headquartered energy flexibility company that helps businesses turn their flexible energy assets, including batteries, industrial demand response, and renewable generation, into a new revenue stream. Its platform aggregates and trades this flexibility with transmission system operators, paying customers a share of the compensation it receives for balancing national electricity grids. With nearly a decade of experience, Sympower operates across ten European countries, offering BESS optimisation, demand response, and balance responsible party (BRP) services.
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Taavi Veskimägi
Taavi Veskimägi is the CEO and Founding Partner of Sentris Capital, a venture capital firm focused on the Nordic and Baltic energy and deep tech investment landscape. He previously served as CEO of Elering, Estonia's national electricity transmission system operator, giving him deep expertise in Nordic energy infrastructure and the energy transition. Veskimägi is a confirmed speaker at NORDEEP 2026.
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Tartu Hydrogen Days 2026 (October 2026)
Tartu Hydrogen Days is a two-day international conference convening hydrogen-technology experts, entrepreneurs, scientists and policymakers to accelerate the hydrogen economy in Estonia, the Baltics and beyond. The 2026 edition, themed 'Future Energy Today', features international and local presentations, panels, workshops, an exhibition area and networking, drawing participants from Finland, Latvia, Lithuania and Sweden.
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Thomas Steffen
State Secretary at the German Federal Ministry for Economic Affairs and Energy, working on industrial, digital and energy policy at the federal level. He is an announced speaker at the 2026 AI, Data & Quantum Summit (AIDAQ) in Berlin.
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Tibber
Fully digital smart electricity company whose app optimizes household energy use against dynamic spot pricing and automates EV/heating consumption. Founded 2016 in Norway.
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Trondheim Tech Port
Trondheim Tech Port is Norway's leading technology cluster organization, positioning Trondheim as the country's technology capital. The non-profit interest organization brings together over 100 member companies, universities, research institutions, and public bodies to drive innovation across four strategic sectors: ocean and maritime technology, healthcare, energy, and digitalization. It hosts major annual events including the Bridging the Gap conference and the Trondheim Tech Festival, and counts NTNU, SINTEF, Equinor, and several investment organizations among its members and partners.
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Trondheim Tech Port 2026
Three-day tech and innovation festival organized by NTNU, SINTEF, and the City of Trondheim, showcasing the research-driven technology cluster of central Norway (robotics, ocean tech, autonomous systems, energy). Features deep-tech exhibitions, investor matchmaking, and startup demos from the Trondheim Tech Port cluster. Tickets NOK 500-2,000.
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Uppsala Innovation Centre
Uppsala Innovation Centre (UIC) is a leading Swedish incubator and accelerator, consistently ranked among Europe’s top public incubators. Founded in 1999 and located in Uppsala – a city known for its major university and pharma industry cluster – UIC supports startups from idea to growth, with a strong focus on life sciences, medtech, energy, and IT. It is a public-private partnership, co-owned by Uppsala municipality, Uppsala University, SLU (Swedish University of Agricultural Sciences), and local industry. UIC offers a suite of programs: a pre-incubation phase for concept validation, a core incubation phase (up to 2 years) for business development and raising seed capital, and a accelerator phase for scaling up and internationalization. Uniquely, UIC doesn’t take equity but charges a modest fee – hence it’s seen as a neutral player with the startup’s interest at heart. Startups benefit from individualized coaching by experienced business advisors, free office and lab space, and connections to Uppsala’s rich network of experts (the city hosts big players like GE Healthcare, Pfizer, etc.). Access to lab facilities is a key advantage for biotech startups – UIC arranges subsidized lab rentals through partnerships with SLU and local science parks. Over 20+ years, UIC has nurtured over 1,000 companies. Alumni include OssDsign (innovative cranial implants, now publicly listed) and ScandiNova (pulsed power systems, a world leader in its niche). The incubator’s portfolio has also seen several acquisitions by international firms. UIC is particularly known for helping research-heavy projects with commercialization – many UIC startups are founded by professors or PhDs aiming to solve real-world problems with their inventions. They also run UIC “Business Lab” and “Startup Bootcamps” for very early-stage teams, including student entrepreneurs. UIC’s impact is evident: Uppsala punches above its weight in innovation metrics, and UIC has been recognized by UBI Global as a top-5 global incubator in 2019. By coupling Uppsala’s academic prowess with professional business guidance, Uppsala Innovation Centre continues to turn ideas “from lab to market,” driving regional growth and bringing science-based innovations to society.
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Verkor
Verkor is the industrial champion of the French "Battery Valley" and one of Europe's most important energy manufacturing plays. While many battery startups emphasize chemistry R&D, Verkor's differentiator is execution at scale. Its gigafactory in Dunkirk, which began commissioning in late 2025, is designed to reach 16 GWh of annual capacity—enough to power roughly 300,000 electric vehicles. The facility is among the most advanced battery plants in Europe, built to supply automotive OEMs with locally produced, low-carbon cells. The year 2026 is Verkor's start-of-production milestone. Its cells are the core of the new Alpine A390 and other Renault Group EV programs, giving the company a high-profile anchor customer and a direct path to volume demand. Verkor positions itself around "low-carbon performance" by combining France's low-emission nuclear grid with a highly digitized Industry 4.0 production system that reduces scrap rates and energy intensity. The company argues that its batteries carry a materially smaller carbon footprint than cells manufactured in coal-heavy regions, which is increasingly important as automakers track embedded emissions across supply chains. Beyond production, Verkor is investing in future chemistry and process innovation. The Verkor Innovation Centre (VIC) in Grenoble is expanding its work on next-generation chemistries, including sodium-ion cells that reduce reliance on lithium and cobalt. This R&D focus strengthens supply-chain resilience and creates optionality for lower-cost, lower-risk storage solutions as electric mobility scales. Verkor's roadmap also includes tighter integration between materials sourcing, cell design, and recycling, positioning it to meet Europe's stringent regulatory requirements on battery sustainability and traceability. Verkor is backed by a mix of strategic and infrastructure capital. Macquarie Asset Management and Meridiam provide long-term project finance muscle, Renault Group anchors demand and industrial validation, EQT Ventures provides growth capital, and Sibanye-Stillwater supports raw material security. It was co-founded and supported early by EIT InnoEnergy and has strong operational ties to Schneider Electric, which helped design its digital factory systems. With support from the Macron administration and the European Investment Bank, Verkor has become a poster child for European industrial sovereignty. In 2026, it stands as proof that Europe can manufacture critical clean-tech hardware at global scale—and do it with a lower-carbon footprint.
