Best Waste & Water Management Companies in Finland
The 110 best Waste & Water Management companies in Finland in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Westenergy.
Finland's Waste & Water Management sector has 110 companies on our radar, and if you're trying to place capital or find partners here, disclosed funding tells the first part of the story: $99M total, zero unicorns, and one company pulling most of the weight.
Westenergy sits at $78M, which is nearly 79% of all tracked funding in the country. That kind of concentration is worth pausing on. Rester follows at $6M, Sofi Filtration at $4M, WasteWise at $5M, and EPSE and Wimao each at $3M. So the field outside Westenergy is fragmented, early-stage, and honestly wide open. I'd watch that middle tier closely. The sector's growing at roughly 5.8% CAGR, driven by water scarcity pressures, urbanization pushing drainage infrastructure upgrades, and a real global push on desalination capacity. Investors like Tesi, Loudspring, EIC Fund, Taaleri, and Europa are already circling the space, which signals institutional appetite is building even before a breakout name emerges. Hot themes right now include flood resilience and floodplain management, and Finland's geography makes it a credible proving ground for exactly that kind of infrastructure innovation.
- openpr.com
Our analysis of 100 Waste & Water Management companies
$3.6b in tracked funding; 67% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Waste & Water Management companies in Finland
| # | Company | Disclosed funding | Last round | Stage | Founder | Founded | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Westenergy Provider of heat energy generation from non recyclable wastes | $78M | 102 mo ago | Funding Raised | — | 2012 | WordPressMySQLPHP+23 | — | — |
| 2 | Rester Provider of waste textiles services | $6M | 17 mo ago | Series A | Joachim Colliander CEO | 2019 | WordPress Block EditorCart FunctionalityWordPress+13 | — | 1 partnership |
| 3 | WasteWise Provider of plastic waste and natural resources services | $5M | 35 mo ago | Seed | Kaisa Suvilampi CEO | 2018 | — | 7 patents Continuous pyrolysis systems for efficient waste-to-energy conversion | — |
| 4 | Sofi Filtration Provider of industrial water treatment and processing services | $4M | 6 mo ago | Public | — | 2011 | — | 34 patents Ultrasonic-assisted cleaning and backwash systems for membrane and filter elements | 3 awards |
| 5 | Wimao Provider of waste recycling services | $3M | 75 mo ago | Funding Raised | Ville Immonen Managing Director | 2009 | — | 29 patents Compression molding tools, tubular roller sleeves, and material processing equipment for packaging. | — |
| 6 | EPSE Provider of mining wastewater treatment services | $3M | 56 mo ago | Seed | Lasse Musakka CEO | 2012 | WordPressMySQLPHP+17 | 4 patents Radioactive liquid decontamination using boron-based treatment methods | — |
| 7 | Griffin Refineries Technology solution provider for waste to energy conversion | $1M | — | Early Stage | Mikko Kantero Co-CEO | 2016 | — | 3 patents Organic waste composting apparatus and processing methods for biodegradable material. | — |
| 8 | SansOx Provider of oxygenation solutions for water treatment | $175K | 96 mo ago | Public | Mikael Seppälä CEO | 2012 | Wix eCommerceWixSentry+15 | 8 patents Liquid separation and mixing equipment for industrial fluid processing, including centrifugation. | — |
| 9 | HSY Provider of municipal water and waste management services | $154K | 29 mo ago | Funding Raised | Arto Kallio CEO | 2010 | WordPress Block EditorWordPressMySQL+22 | — | — |
| 10 | ProtectPipe Provider of organic waste management services | $112K | 79 mo ago | Funding Raised | Klas Alfthan Founder | 2016 | WordPressMySQLPHP+30 | — | — |
Top 12 Waste & Water Management companies in Finland
#1
Public · Espoo, Uusimaa · founded 2011 · 17 employees$3.5Mraised▾
Provider of industrial water treatment and processing services
- Nov 2025Grant (prize money)$1M
- Oct 2020Series A$3.5M
- Sep 2018Grant (prize money)$141.9K
- Dec 2015Grant (prize money)$54.6K
#2
Series A · Paimio, Southwest Finland · founded 2019 · 17 employees$6Mraised▾
Provider of waste textiles services
- Jan 2025Series A$5.1M
- Dec 2022Grant (prize money)$594.3K
- Jul 2022Series A$6M
#3
Funding Raised · Kvevlax, Ostrobothnia · founded 2012 · 37 employees$78Mraised▾
Provider of heat energy generation from non recyclable wastes
- Dec 2017Conventional Debt$78M
#4
Seed · Tammela, Tavastia Proper · founded 2018 · 6 employees$4.6Mraised▾
Provider of plastic waste and natural resources services
- Jul 2023Seed—
- Jul 2023Conventional Debt$4.6M
#5
Seed · Ylojarvi, Pirkanmaa · founded 2012$2.5Mraised▾
Provider of mining wastewater treatment services
- Sep 2021Grant (prize money)$58.2K
- Apr 2019Grant (prize money)$2.1M
- Dec 2016Grant (prize money)$345.7K
- Oct 2016Seed—
#6
Funding Raised · Lappeenranta, South Karelia · founded 2009 · 6 employees$2.7Mraised▾
Provider of waste recycling services intended to utilize recycled raw materials and industrial side streams. The company develops technology for recycling mixed plastic waste and other hard-to-recycle waste streams and recycles raw material fractions that are difficult or even impossible to utilize using other technologies, enabling businesses to succeed in global environmental challenges, mixed plastics waste, natural resource scarcity, and climate change.
- Mar 2020Grant (prize money)$2.6M
- Apr 2019Grant (prize money)$56K
#7
Funding Raised · Helsinki, Uusimaa · founded 2010$153.7Kraised▾
Provider of municipal water and waste management services
- Jan 2024Grant (prize money)$153.7K
#8
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.
#9
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
#10
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
#11
Late Stage · Jyvaskyla, Central Finland · founded 1971 · 51 employees—raised▾
Provider of machinery and equipment for waste management industry
#12
Seed · Masku, Southwest Finland · founded 2021 · 3 employees—raised▾
Manufacturer of paperboard lids intended to promote a sustainable environment. The company specializes in manufacturing paper lids that are plastic-free and made from recyclable dispersion barrier boards which are custom printed and suitable for both cold and hot drinks, thereby reducing the amount of plastic waste and carbon footprint.
- Jun 2023Seed—
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Waste & Water Management coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
Common questions
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.