Best Environment Companies in Helsinki, Finland
The 32 best Environment companies in Helsinki, Finland in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Ilmatar.
Our analysis of 309 Environment companies
$75.8b in tracked funding; 79% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Environment companies in Helsinki
| # | Company | Disclosed funding | Last round | Employees | Founder | Tech stack | Web popularity | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Griffin Refineries Technology solution provider for waste to energy conversion | $1M | — | 7 | Mikko Kantero Co-CEO | — | — | 3 patents Organic waste composting apparatus and processing technology | — |
| 2 | Air0 Manufacturer of air purification devices and indoor air quality sensors | — | — | — | Valle Kulmala Co-Founder & CEO | WordPressMySQLPHP+24 | Top 50M | 10 patents Electrically enhanced indoor air purification systems with advanced control accuracy | — |
| 3 | Alfaintek Provider of air purification solutions for industrial | — | — | — | Ab Oy CEO | MODXPHPBootstrap+6 | Top 50M | — | — |
| 4 | Benerg Manufacturer of building-scale biogas machines converting food waste into energy | — | — | — | Ümit Sürer Co-Founder / COO | — | — | — | — |
| 5 | Finnloop Provider of waste recycling services | — | — | 1 | Stuart Campbell CEO | — | — | — | — |
| 6 | flowplus Flowplus is specialized in the maintenance and operation of flow technology. | — | — | 170 | Jarmo Piippo Founder | WordPressApple iCloud MailMicrosoft 365+25 | Top 5M | — | — |
| 7 | green building partners Green Building Partners specializes in environmental,energy and life cycle services for constrction and… | — | — | 26 | — | — | — | — | — |
| 8 | innogreen InnoGreen is a green service company | — | — | 17 | — | TurbopackNode.jsVimeo+15 | Top 50M | — | — |
| 9 | Kuusakoski Provider of waste recycling services | — | — | 399 | — | Apple iCloud MailMicrosoft 365Salesforce+18 | Top 500k | 4 patents Patents concentrated in computing, sensing & instrumentation | — |
Top 12 Environment companies in Helsinki
#1
Late Stage · Helsinki, Uusimaa · founded 2011 · 85 employees$244Mraised▾
Operator of an energy company aimed at producing and selling renewable energy to consumers and businesses. The company specializes in the development, construction management, operational asset management and retail sales of renewable energy by operating wind farms, enabling clients to get a clean source of energy.
#2
Late Stage · Helsinki, Uusimaa · founded 2001 · 35 employees$43.8Mraised▾
Provider of lifecycle assessment software for construction and manufacturing industries. The company offers software solutions for buildings, infrastructure, and manufacturing sectors. It provides tools for environmental product declaration generation, product carbon footprint assessment, and early design decarbonization. The company's software supports compliance with regulations and certifications, integrates with BIM and other platforms, and automates the EPD process. It serves architects, contractors, developers, engineers, consultants, and manufacturers in various industries, including construction products, mechanical and electrical products, transport, power and utilities, and mining.
- Nov 2023PE$43.8M
#3
Funding Raised · Helsinki, Uusimaa · founded 2010$153.7Kraised▾
Provider of municipal water and waste management services
- Jan 2024Grant (prize money)$153.7K
#4
Series A · Helsinki, Uusimaa · founded 1969 · 699 employees$3Mraised▾
Provider of indoor environmental management products
#5
Early Stage · Helsinki, Uusimaa · founded 2016 · 7 employees$1.1Mraised▾
Griifn Refinery is a technology solution provider to convert waste into energy developed by Eera Waste Refining company. The offered technology converts multiple waste streams into solid recovered fuel (SRF) which can be used to produce energy. Leftover wastes are processed and sent to landfill.
#6
Public · Helsinki, Uusimaa · founded 2012 · 5 employees$174.5Kraised▾
Provider of a water purification system intended to market new innovative services and technologies for the worldwide clean water market. The company's system provides aeration services for several branches of water treatment such as drinking water production, fish farming, and industrial water processing, and also provides wastewater treatment for oxidation and aeration, with low energy consumption, enabling clients to have access to purified water for a host of applications that include but are not limited to fish farming, irrigation, and drinking.
- 2018Grant (prize money)—
- Jan 2018Grant (prize money)$62K
- Dec 2017Grant (prize money)$59.5K
- Jan 2017Grant (prize money)$53.1K
#7
Funding Raised · Helsinki, Uusimaa · founded 2016$111.6Kraised▾
Provider of organic waste management services
- Oct 2019Grant (prize money)$55.6K
- May 2019Grant (prize money)$56K
#8
Funding Raised · Helsinki, Uusimaa · founded 1909—raised▾
Provider of electricity, district heating, and district cooling solutions. It offers electricity contracts, district heating for residential and commercial buildings, and district cooling solutions for businesses and data centers. It also provides electric vehicle charging solutions for homes and businesses, along with solar panel installations and related services. The company focuses on energy sales, distribution, and related customer services for various client segments.
#9
Funding Raised · Helsinki, Uusimaa · founded 2016—raised▾
Wind farms and solar plants development and investment company
- Jan 2024Conventional Debt—
#10
Public · Helsinki, Uusimaa · founded 1920 · 1035 employees—raised▾
Provider of waste management services
#11
Funding Raised · Helsinki, Uusimaa · founded 1990 · 91 employees—raised▾
Provider of diversified SME loan services
#12
Funding Raised · Helsinki, Uusimaa · founded 1989—raised▾
Provider of environmental consulting services, underwater work tools, and data collection and analysis solutions for challenging water environments
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Environment coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
What Helsinki researches in environmental monitoring
- University of Helsinki35
- Helsinki Institute of Physics5
- Helsinki Institute for Information Technology2
Common questions
Riya reads income statements for fun. She covers the real money in a sector — revenue, growth, who actually earns — and never met a vague claim she didn't want a number for.