Nordic ClimateTech Startups and Companies
ClimateTech has 13 listed startups and tech companies across the Nordics, with concentration in Sweden, Norway, Iceland, Denmark, Finland.
How this Nordic ClimateTech page is structured
This page is built to satisfy searches for Nordic climatetech startups with a mix of editorial context and structured company discovery. It shows where the sector is concentrated, which markets lead the cluster, and which companies form the most visible part of the current ecosystem snapshot.
Start with the featured companies, then use the country links below if you want a narrower list such as Sweden climatetech startups or Norway climatetech companies.
By Country
Celsia
Purpose-built software that walks companies through CSRD, EU Taxonomy, and SFDR reporting requirements, turning complex sustainability compliance into a structured, auditable workflow.
ClimateView
Gives city governments a system-dynamics model to map, plan, and track every lever in their climate transition — from transport electrification to building retrofits — against binding targets.
Hystar
Develops PEM electrolysers engineered for record-setting efficiency, cutting the electricity cost of green hydrogen production and making it competitive with fossil alternatives.
2030 Builders
Turns corporate sustainability strategies into role-specific action plans, giving every employee a clear path from high-level ESG targets to daily decisions through an interactive platform.
Syre
Operates industrial-scale textile-to-textile recycling that chemically breaks down post-consumer garments into virgin-grade polyester fiber, attacking fashion's waste and carbon footprint simultaneously.
Vind AI
Cuts months from wind farm development by running AI-driven layout optimization and energy yield simulations for both offshore and onshore projects inside a single cloud platform.
Cybera
Operates data centers in cold Nordic climates, using natural cooling and 100% renewable energy to deliver low-carbon cloud infrastructure.
Atmonia
Electrochemical process that produces ammonia from air and water at ambient conditions, eliminating the fossil fuels and extreme heat required by conventional Haber-Bosch plants.
Midsummer
Manufactures ultra-lightweight, silicon-free thin-film solar cells with one of the industry's lowest carbon footprints, designed to integrate directly onto existing rooftops and building facades.
Stegra
Industrial climate-tech company building integrated green hydrogen, iron, and steel production.
Infinited Fiber Company
Circular textiles company turning waste-based materials into Infinna regenerated fiber for apparel and textiles.
Carbon Recycling International
Climate technology company converting CO2 and green hydrogen into renewable methanol through emissions-to-liquids technology.
Northvolt
Battery manufacturer founded to build sustainable lithium-ion production in Europe; entered bankruptcy proceedings in 2025.
Frequently Asked Questions
How many Nordic ClimateTech companies are listed?
There are currently 13 ClimateTech companies in Silicon Valhalla.
Which countries lead in ClimateTech companies?
Sweden, Norway, Iceland, Denmark, Finland have the largest concentration of ClimateTech companies.