The Swedish Energy Agency's accelerator opens doors to international financing

At 2D fab, they produce high-performance, sustainable graphene-based products at industrial scale – enabling stronger, more efficient, and climate-smart materials. The company’s proprietary low-energy and scalable technology is commercially validated through successful pilot projects with leading industrial partners.

The technology demonstrates clear potential for significant CO₂ reduction, cost savings, and increased production efficiency. Their ambition is to bridge the gap between advanced material science and real-world industrial impact.

2D fab (2dfab.com)

3E Flow has developed a revolutionary water distribution system that reduces energy consumption by up to 50 percent and water usage by 33 percent in modern buildings. Through its innovative, on-demand smart valves, the company eliminates water waste and hot water recirculation losses, creating the most hygienic and energy-efficient tap water system in the world.

With over 80 patents in 9 patent families, 3E Flow is ready to scale internationally, having already established strong market positions in the Nordic and DACH regions. The system offers substantial savings and operational benefits for property owners and operators, while improving both water security and building sustainability.

3E Flow (3eflow.com)

Direct Carbon is decarbonizing agriculture with scalable, patented DAC machines that replace fossil CO₂ in greenhouses and farms. By leveraging the air handling industry’s supply chain and engineering practices, we produce reliable, affordable machines at scale.

The company has already secured clients in Sweden, Denmark, Singapore, Italy, and Iceland, and are expanding rapidly. Their business model is subscription-based, with a payback time under 10 months and gross margins exceeding 90 percent thereafter.

They are building a carbon capture company that is both climate-critical and commercially compelling.

Direct Carbon (direct-carbon.com)

Enerpoly’s innovative zinc-ion battery technology addresses the major challenges of today's battery energy storage systems (BESS) by offering a safer, more cost-effective and sustainable solution than conventional lithium-ion batteries. T

he company is well-positioned to capitalize on the rapidly growing demand for large-scale energy storage, with 11MUSD in grants secured for its first 100 mWh plant which will be ramped up by 2026, customer demand stated via agreements, a highly experienced management team and a clear path to Giga-scale production by 2029.

Enerpoly (enerpoly.com)

Enjay is revolutionizing the way energy is recovered in industrial environments. Their flagship product, Lepido, is the world’s first industrial heat exchanger that recovers energy from polluted exhaust air, helping industries turn excess heat into profitable, sustainable energy. By reducing energy consumption, Lepido offers a strong ROI and a significant reduction in Scope 1 emissions for businesses.

With a growing customer base spanning multiple industries such as food production, hospitality, and industrial laundries, Enjay is scaling rapidly in Europe and is poised for expansion into new global markets. The company has a proven track record with over 100 customers and a strong patent portfolio, positioning it to lead the charge in energy efficiency across diverse sectors.

Enjay (enjaysystems.com)

Graphmatech is a Swedish deep-tech company that has cracked the code for integrating graphene within industries to promote innovation, resource efficiency and sustainability. By structuring and infusing graphene into plastics and metals, Graphmatech is the driving force behind making graphene application take off at scale, providing industries with patented solutions for materials that are stronger, conductive, more durable, and with better barrier properties.

The company is currently transitioning from R&D stage to commercialization, with global commercial agreements and production capacity ramp-up from 5 to 200 tons per year by end of 2025. Graphmatech is looking to raise 5MEUR Series A during H1 2025.

Graphmatech (graphmatech.com)

Mat4Greentech is a deep tech company revolutionizing the production and recycling of Indium Tin Oxide (ITO), a critical material for high-efficiency solar cells. Their innovative process reduces carbon emissions by 80 percent, increases recycling rates by 50 percent, and lowers costs by 35 percent compared to existing technologies.

With solar cell production in Europe projected to grow from 2GW to 40GW by 2030, they are driving the decarbonization and reshoring of the solar supply chain. The company has letters of intent with most European solar cell manufacturers and are already receiving orders from two of them. Backed by Chalmers Venture, they are poised to become a key enabler of Europe's sustainable energy future.

Mat4Greentech (mat4greentech.com)