Top 10 Clean Energy Startup Investors in Sweden in September 2025

Last updated: Sep 2025 A list of 10 angel investors and VC (Venture Capital) funds that invest in Clean energy startups based in Sweden. We rank investors based on the number of investments they made in Clean energy companies from Sweden. We update this investor list every month.

Top 10 Clean Energy Startup Investors in Sweden in September 2025

Investor	Clean Energy Sweden investments
Industrifonden	2
KTH Holding	2
Climentum Capital	2
Zenith Venture Capital	1
Uturn2innovation	1
Santander Climate Tech Fund	1
Boundary Holding	1
Chalmers Ventures AB	1
RWE	1
Sting Capital	1

Find investors that fund startups like yours. Automatically.

Our algorithm will find investors that invest in your industry, stage, and geography.

Investor list

Industrifonden is a Nordic evergreen venture capital firm with a fund size of $600m, that focuses on early-stage technology and life science companies with international potential. The company works long term with the entrepreneurs we invest in, and have a strong track record of building game changing companies. Industrifonden-backed companiesinclude tech companies Qlik, Arcam, Soundtrack Your Brand, Fishbrain, and life science companies CellaVision, Oncopeptides and AMRA.

Investment focus

Software, Biotechnology, Information Technology
Funding Round, Series A, Seed
Sweden, United States, Denmark

Portfolio highlights

Fibbl — Fibbl is the world's first cost-effective end-to-end solution for 3D and AR focused visual marketing. Integrate 3D & AR into e-commerce and marketing in minutes.Fibbl have industrialized the process of producing photorealistic 3D models for consumer products from global brands. Fibbl has the world's largest 3D model database forconsumer products.Learn more - https://www.fibbl.com/
Gårdsfisk — Gårdsfisk is a company managing fishing farms. Gårdsfisks develops a new method for fish farming on land. The cultivation takes place in large pools in a closed system, where the nutrient residual water can be reused as fertilizer on the fields.
Tribune Therapeutics — Tribune Therapeutics is a preclinical biopharmaceutical company building a promising pipeline of novel medicines to treat patients with a wide range of fibrotic diseases. It was founded in 2020 with funding from HealthCap and Novo Seeds.

KTH Holding is a state-owned limited company managed by KTH's University Board. It invests in promising startup companies that are based on research or teaching at KTH, with the aim of supporting commercialization and making it easier for new science to benefit society.

Investment focus

Software, Information Technology, Biotechnology
Funding Round, Seed, Pre-Seed
Sweden

Portfolio highlights

Cellfion — Cellfion provides sustainable materials for next level clean energy storage and conversion devices.
porkchop — In-space logistics for SmallSats in Low Earth Orbit and beyond.
Novatron — A new fusion reactor design for stable plasma confinement and fusion power generation.

A Venture Capital firm investing into European early-stage tech companies attacking CO2 emissions

Investment focus

CleanTech, Clean Energy, Biotechnology
Seed, Series A, Series B
Sweden, Spain, Austria

Portfolio highlights

Qvantum — Qvantum is driven by a passion for a sustainable future and we are changing the way the cities of Europe are heated.
Scale Energy — Reduce your energy cost without any investment
Novatron — A new fusion reactor design for stable plasma confinement and fusion power generation.

Zeniths vision is to become the obvious partner for entrepreneurs and investors. We believe this will be achieved by helping entrepreneurs to build fantastic companies and thus deliver attractive return to our investors.

Investment focus

Software, Sports, Apps
Seed, Series A, Funding Round
Sweden, Denmark, Finland

Portfolio highlights

Cerve — The Cerve platform establishes a personalised, 2-way and automated communication between wholesalers and B2B buyers online — delivering bespoke and dynamic product catalogues, pricing, delivery terms and deals to each and every buyer on any platform and device.As an end-to-end platform, Cerve provides wholesalers with a full set of productsincluding an AI infrastructure, an ordering platform, a sales app and a wholesaler platform.
Treyd — Working capital for fast growing brands. Order Now, Pay Suppliers Later
Valpas — Valpas is the hygiene protocol that reassures your future guests and keeps your hotel clean from the most uncontrollable: bed bugs

Uturn2innovation invests in technologies and companies that have the power and expertise to shift the global energy agenda.

Investment focus

Energy, Clean Energy, Waste Management
Series A
Sweden

Portfolio highlights

Plagazi — Plagazi is working to develop the circular economy by converting non-recyclable waste into green hydrogen through plasma gasification. The production process is highly energy self-sufficient and environmentally friendly by not producing any dangerous by-products.

Santander Climate Tech Fund is a venture capital fund managed by Santander Asset Management and EIT InnoEnergy.

Investment focus

CleanTech, Clean Energy
Seed
Sweden

Portfolio highlights

suena — We are revolutionizing the way energy storage and renewables are integrated into power trading. By using cutting-edge forecasting, optimization and algorithmic trading techniques, we're able to reduce risks, maximize as well as stabilize profits on electricity and balancing markets.
Caeli Wind — Caeli Wind is a cloud-based intelligent platform that identifies wind potential areas and enables marketing.
Bee Planet Factory — BeePlanet Factory develops technological projects based on the reuse of batteries removed from the electric car. These batteries are called B2U (Battery 2nd Use). At the end of their original application, they keep intact a large storage capacity (70%-80%) and still offer high performance, which makes them perfectly functional for other uses, suchas stationary energy storage.The company was founded in 2018 and is headquartered in Noáin, Comunidad Foral de Navarra.

Boundary Holding is a European deep tech investment firm with presence in Luxembourg and France that invests in technologies enabling 4th industrial revolution.

Investment focus

Drones, Robotics, Artificial Intelligence
Seed, Series A, Funding Round
Switzerland, India, France

Portfolio highlights

Aero41 — Aero41 is developing a drone entirely dedicated to crop protection, a flexible and intelligent platform that will integrate AI and collect data to make crop protection more and more eco-responsible while being effective to ensure the necessary yields.
Neo Medical — Neo aims at transforming the current approach to spinal surgery by providing a unique answer to the worldwide strive for healthcare cost optimization through efficient, versatile and high quality systems.
Remidio Innovative Solutions — Remidio is engaged in designing & developing Smart, Innovative & Disruptive Imaging Technologies in Vision Care, using a product development approach called “Design Thinking”.As part of the Design Thinking process, Remidio takes into account different facets of a customer’s experience with a product, as part of its overall productdesign approach, with the intent of inventing a new customer experience with the product.Customers can be an amazing resource to glean insight and understanding, but they are generally not able to articulate their latent and anticipated needs. Remidio hence focuses on making quick functional prototypes, that can then be given to the customer to understand these latent needs while observing their use of the prototypes.Founded by professionals with a passion for product innovation, Remidio is currently focussed on creating game changing products and solutions in the ophthalmology space.We look at constraints posed by a developing nation context- infrastructure, skilled resources and affordable pricing as an opportunity to innovate.We bring to market very high quality products that are reliable and extremely simple to use.

We are a leading tech investor & venture builder in the Nordics. Taking deep tech from lab to market.WELCOMEINVESTMENTS

Investment focus

Software, Biotechnology, Information Technology
Pre-Seed, Seed, Funding Round
Sweden

Portfolio highlights

Embedl AB — Efficient Deep Learning by Deep Learning model optimization
Adsorbi — Adsorbi use cellulose from the Nordic forest to help air purification companies to capture gaseous air pollutants.
Swedish Algae Factory — Our algae materials replace harmful and less efficient chemicals in high-end organic personal care products and has the potential of increasing the efficiency of solar panels.

RWE has reliably supplied people and companies with electricity for more than 120 years – night and day. Many of us take electricity for granted. As well as the fact that it comes out of our sockets at any time. And we can, because power generators like RWE make sure that it does – with clean, secure and affordable electricity.

Investment focus

Renewable Energy, Clean Energy, Energy
Funding Round, Series A, Series B
United States, Germany, Sweden

Portfolio highlights

BitOoda — BitOoda is developing a full-lifecycle suite of sophisticated products and services for data centers, miners, and HPC consumers, based on our four core business lines.
BigchainDB — With high throughput, low latency, powerful query functionality, decentralized control, immutable data storage and built-in asset support, BigchainDB is like a database with blockchain characteristics.
Carbon Trust — Our mission is to accelerate the delivery of a sustainable, low carbon economy by helping businesses, governments and organisations across the globe to reduce carbon emissions and increase resource efficiency. We have a global team of more than 200 sustainability experts, including engineers, financiers and policy specialists, and almost twodecades of experience in the climate change sector. We reinvest surpluses from group commercial activities into our mission.

Sting – Stockholm Innovation & Growth enables talented people to turn their ideas into sustainable businesses. The support they offer includes qualified coaching in business development, a business angel network, a venture capital fund, a recruitment service, and an international network of investors, business contacts and experts. Itcontribute to the success of Sweden’s future technology companies by helping them to grow and compete internationally.