Company lists · Data refreshed September 2026
Top 13 Municipal wastewater treatment companies based in Finland
RevenueBase identified 26 company matches for municipal wastewater treatment companies associated with Finland as of September 2026 and tracks 232 professional contacts across them, including 138 with verified work emails. Espoo is the largest hub.
This list covers company matches for municipal wastewater treatment companies associated with Finland, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 20, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 13 largest municipal wastewater treatment companies based in Finland
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 43 contacts → | ||||
Exact match “Flootech Flootech’s vision is creating value by cleaning water through innovation, creativity and expertise in clean water, process water, wastewater treatment and water reuse and…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 2 | 27 contacts → | ||||
Exact match “Ympäristön parhaaksi, yötä päivää – ympäri Suomen Huolehdimme puhdas- ja jätevesipalveluista, viemärihuolloista ja -kuvauksista, tilapäiskäymälöistä, lokakaivojen tyhjennyksistä…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 3 | 24 contacts → | ||||
Exact match “Turun vesihuollosta, eli puhtaan veden toimituksesta ja viemäriveden johtamisesta puhdistamolle vastaa hulevesiä lukuun ottamatta Turun Vesihuolto Oy, joka on kokonaan Turun…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 4 | 18 contacts → | ||||
Exact match “Jätekukko on kuntien omistama palveluyhtiö, joka tuottaa kaikki kiinteistön päivittäiseen jätehuoltoon liittyvät palvelut.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 5 | 17 contacts → | ||||
Exact match “We are here to turn wastewater into a resource, helping you to cut you businesses costs, optimize processes, and protect the environment with achievable, sustainable water…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 6 | 16 contacts → | ||||
Exact match “Kouvolan Veden päämääränä ovat laadukkaat vesihuoltopalvelut alueemme asiakkaille: raikas käyttövesi, toimintavarma verkosto ja ympäristöä kunnioittava jätevesien käsittely.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 7 | 13 contacts → | ||||
Exact match “Operon is a leading solution provider and service company for water and sludge treatment.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 8 | 12 contacts → | ||||
Exact match “Turun seudun puhdistamo Oy (or Turku Region Wastewater Treatment Plant Ltd.) is a wastewater treatment service provider that is owned by 14 municipalities and offers high-quality…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 9 | 12 contacts → | ||||
Exact match “Tampereelle, Sulkavuoreen toteutetaan uusimpia puhdistustekniikoita hyödyntävä jätevedenpuhdistamo kallion sisään.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 10 | 6 contacts → | ||||
Exact match “Makela-Plast Ltd was founded in 2004.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 11 | 4 contacts → | ||||
Exact match “Fenno Water Ltd Oy (FW) is focused on water and waste water treatment processes and designing & manufacturing of treatment plants.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 12 | 1 contacts → | ||||
Exact match “Olemme erikoistuneet vaativien jätehuoltojärjestelmien suunnitteluun ja toteutukseen.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 13 | 1 contacts → | ||||
Exact match “With three decades of experience in water and wastewater treatment equipment design and manufacturing, our team is equipped with the tools and product knowledge to offer the best…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “municipal wastewater treatment companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 13 of 26 municipal wastewater treatment companies based in Finland
See the full list, filter by size, metro and specialty, and access 138 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Municipal wastewater treatment companies based in Finland at a glance
As of Sep 20, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Finland, so it is reported there. Company counts and contact totals on this page are exact for Finland, over 26 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with Finland whose business descriptions match “municipal wastewater treatment companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 138 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 20, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “municipal wastewater treatment companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many municipal wastewater treatment companies are there based in Finland?
RevenueBase identified 26 company matches for municipal wastewater treatment companies associated with Finland as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Flootech tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most municipal wastewater treatment companies?
Espoo leads with 3 company records, followed by Turku (3) and Kuopio (2).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 138 professional contacts with verified work emails tracked across these 26 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 2026.
Ready to reach these companies? Verified emails and direct dials for all 26 municipal wastewater treatment companies based in Finland. Start with a free account, no credit card.
Download this list →Related lists
Municipal wastewater treatment companies by geography
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- Municipal wastewater treatment companies based in Mumbai, India
- Municipal wastewater treatment companies based in Pune, India
- Municipal wastewater treatment companies based in Argentina
- Municipal wastewater treatment companies based in Australia
- Municipal wastewater treatment companies based in Austria
- Municipal wastewater treatment companies based in Belgium
- Municipal wastewater treatment companies based in Brazil
- Municipal wastewater treatment companies based in Canada
- Municipal wastewater treatment companies based in Chile
- Municipal wastewater treatment companies based in Czechia
About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
- All company lists
- Lists by location
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- New lists
- Municipal wastewater treatment companies based in Ahmedabad, India
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Company intelligence · public preview
Top 13 municipal wastewater treatment companies based in Finland
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 26 matching company records for municipal wastewater treatment companies based in Finland, with 232 tracked contacts and 138 verified work emails.
This public preview shows 13 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 13 municipal wastewater treatment companies based in Finland
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Flootechflootech.comHQ: Turku, FinlandReported employees: 51-200 | Turku, Finland | 51-200 | Exact match | 43 contacts → |
“Flootech Flootech’s vision is creating value by cleaning water through innovation, creativity and expertise in clean water, process water, wastewater treatment and water reuse and…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Eerola-Yhtiöt OYeerolayhtiot.fiHQ: Espoo, FinlandReported employees: 201-500 | Espoo, Finland | 201-500 | Exact match | 27 contacts → |
“Ympäristön parhaaksi, yötä päivää – ympäri Suomen Huolehdimme puhdas- ja jätevesipalveluista, viemärihuolloista ja -kuvauksista, tilapäiskäymälöistä, lokakaivojen tyhjennyksistä…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Turun Vesihuolto OYturunvesihuolto.fi HQ: Turku, FinlandReported employees: 51-200 | Turku, Finland | 51-200 | Exact match | 24 contacts → |
“Turun vesihuollosta, eli puhtaan veden toimituksesta ja viemäriveden johtamisesta puhdistamolle vastaa hulevesiä lukuun ottamatta Turun Vesihuolto Oy, joka on kokonaan Turun…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Jätekukkojatekukko.fiHQ: Kuopio, FinlandReported employees: 11-50 | Kuopio, Finland | 11-50 | Exact match | 18 contacts → |
“Jätekukko on kuntien omistama palveluyhtiö, joka tuottaa kaikki kiinteistön päivittäiseen jätehuoltoon liittyvät palvelut.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Owatec Group OYowatec.fi HQ: Oulu, FinlandReported employees: 11-50 | Oulu, Finland | 11-50 | Exact match | 17 contacts → |
“We are here to turn wastewater into a resource, helping you to cut you businesses costs, optimize processes, and protect the environment with achievable, sustainable water…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Kouvolan Vesi OYkouvolanvesi.fi HQ: Kouvola, FinlandReported employees: 51-200 | Kouvola, Finland | 51-200 | Exact match | 16 contacts → |
“Kouvolan Veden päämääränä ovat laadukkaat vesihuoltopalvelut alueemme asiakkaille: raikas käyttövesi, toimintavarma verkosto ja ympäristöä kunnioittava jätevesien käsittely.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Operon Group OYoperongroup.fiHQ: Espoo, FinlandReported employees: 51-200 | Espoo, Finland | 51-200 | Exact match | 13 contacts → |
“Operon is a leading solution provider and service company for water and sludge treatment.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Turun Seudun Puhdistamo OY Turku Region Wastewater Treatment Plant LTDturunseudunpuhdistamo.fi HQ: Turku, FinlandReported employees: 11-50 | Turku, Finland | 11-50 | Exact match | 12 contacts → |
“Turun seudun puhdistamo Oy (or Turku Region Wastewater Treatment Plant Ltd.) is a wastewater treatment service provider that is owned by 14 municipalities and offers high-quality…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Tampereen Seudun Keskuspuhdistamo OYkeskuspuhdistamo.fi HQ: Tampere, FinlandReported employees: 11-50 | Tampere, Finland | 11-50 | Exact match | 12 contacts → |
“Tampereelle, Sulkavuoreen toteutetaan uusimpia puhdistustekniikoita hyödyntävä jätevedenpuhdistamo kallion sisään.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Mäkelä-Plast OYmakelat.fi HQ: Kuopio, FinlandReported employees: 1-10 | Kuopio, Finland | 1-10 | Exact match | 6 contacts → |
“Makela-Plast Ltd was founded in 2004.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Fenno Water LTD OYfennowater.fiHQ: Seinäjoki, FinlandReported employees: 11-50 | Seinäjoki, Finland | 11-50 | Exact match | 4 contacts → |
“Fenno Water Ltd Oy (FW) is focused on water and waste water treatment processes and designing & manufacturing of treatment plants.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | WEG OYweg.fi HQ: Espoo, FinlandReported employees: 1-10 | Espoo, Finland | 1-10 | Exact match | 1 contacts → |
“Olemme erikoistuneet vaativien jätehuoltojärjestelmien suunnitteluun ja toteutukseen.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Merdec OYmerdec.fiHQ: Rauma, FinlandReported employees: 1-10 | Rauma, Finland | 1-10 | Exact match | 1 contacts → |
“With three decades of experience in water and wastewater treatment equipment design and manufacturing, our team is equipped with the tools and product knowledge to offer the best…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 13 of 26 company matches
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Municipal wastewater treatment companies: dataset insights
September 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
24 records in the displayed employee bands.
2 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for Finland, so it is reported there. Company counts and contact totals on this page are exact for Finland, over 26 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for municipal wastewater treatment companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many municipal wastewater treatment companies did RevenueBase find based in Finland?
The saved snapshot records 26 matching company records, 232 tracked contacts and 138 verified emails. The public preview displays 13 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Municipal wastewater treatment companies by geography
- Municipal wastewater treatment companies based in Ahmedabad, India
- Municipal wastewater treatment companies based in Chennai, India
- Municipal wastewater treatment companies based in Mumbai, India
- Municipal wastewater treatment companies based in Pune, India
- Municipal wastewater treatment companies based in Argentina
- Municipal wastewater treatment companies based in Australia
- Municipal wastewater treatment companies based in Austria
- Municipal wastewater treatment companies based in Belgium
- Municipal wastewater treatment companies based in Brazil
- Municipal wastewater treatment companies based in Canada
- Municipal wastewater treatment companies based in Chile
- Municipal wastewater treatment companies based in Czechia
Cite this list
RevenueBase Data Team. Top 13 municipal wastewater treatment companies based in Finland. Snapshot: September 20, 2026. https://revenuebase.ai/companies/municipal-wastewater-treatment-companies/finland.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Municipal wastewater treatment companies based in Ahmedabad, India
- Municipal wastewater treatment companies based in Chennai, India
- Municipal wastewater treatment companies based in Mumbai, India
- Municipal wastewater treatment companies based in Pune, India
- Municipal wastewater treatment companies based in Argentina
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Company intelligence · public preview
Top 13 municipal wastewater treatment companies based in Finland
RevenueBase records 26 matching company records for municipal wastewater treatment companies based in Finland, with 232 tracked contacts and 138 verified work emails.
This public preview shows 13 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 13 municipal wastewater treatment companies based in Finland
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Flootechflootech.com HQ: Turku, FinlandReported employees: 51-200 | Turku, Finland | 51-200 | Exact match | 43 contacts → |
“Flootech Flootech’s vision is creating value by cleaning water through innovation, creativity and expertise in clean water, process water, wastewater treatment and water reuse and…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Eerola-Yhtiöt OYeerolayhtiot.fi HQ: Espoo, FinlandReported employees: 201-500 | Espoo, Finland | 201-500 | Exact match | 27 contacts → |
“Ympäristön parhaaksi, yötä päivää – ympäri Suomen Huolehdimme puhdas- ja jätevesipalveluista, viemärihuolloista ja -kuvauksista, tilapäiskäymälöistä, lokakaivojen tyhjennyksistä…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Turun Vesihuolto OYturunvesihuolto.fi HQ: Turku, FinlandReported employees: 51-200 | Turku, Finland | 51-200 | Exact match | 24 contacts → |
“Turun vesihuollosta, eli puhtaan veden toimituksesta ja viemäriveden johtamisesta puhdistamolle vastaa hulevesiä lukuun ottamatta Turun Vesihuolto Oy, joka on kokonaan Turun…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Jätekukkojatekukko.fi HQ: Kuopio, FinlandReported employees: 11-50 | Kuopio, Finland | 11-50 | Exact match | 18 contacts → |
“Jätekukko on kuntien omistama palveluyhtiö, joka tuottaa kaikki kiinteistön päivittäiseen jätehuoltoon liittyvät palvelut.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Owatec Group OYowatec.fi HQ: Oulu, FinlandReported employees: 11-50 | Oulu, Finland | 11-50 | Exact match | 17 contacts → |
“We are here to turn wastewater into a resource, helping you to cut you businesses costs, optimize processes, and protect the environment with achievable, sustainable water…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Kouvolan Vesi OYkouvolanvesi.fi HQ: Kouvola, FinlandReported employees: 51-200 | Kouvola, Finland | 51-200 | Exact match | 16 contacts → |
“Kouvolan Veden päämääränä ovat laadukkaat vesihuoltopalvelut alueemme asiakkaille: raikas käyttövesi, toimintavarma verkosto ja ympäristöä kunnioittava jätevesien käsittely.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Operon Group OYoperongroup.fi HQ: Espoo, FinlandReported employees: 51-200 | Espoo, Finland | 51-200 | Exact match | 13 contacts → |
“Operon is a leading solution provider and service company for water and sludge treatment.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Turun Seudun Puhdistamo OY Turku Region Wastewater Treatment Plant LTDturunseudunpuhdistamo.fi HQ: Turku, FinlandReported employees: 11-50 | Turku, Finland | 11-50 | Exact match | 12 contacts → |
“Turun seudun puhdistamo Oy (or Turku Region Wastewater Treatment Plant Ltd.) is a wastewater treatment service provider that is owned by 14 municipalities and offers high-quality…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Tampereen Seudun Keskuspuhdistamo OYkeskuspuhdistamo.fi HQ: Tampere, FinlandReported employees: 11-50 | Tampere, Finland | 11-50 | Exact match | 12 contacts → |
“Tampereelle, Sulkavuoreen toteutetaan uusimpia puhdistustekniikoita hyödyntävä jätevedenpuhdistamo kallion sisään.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Mäkelä-Plast OYmakelat.fi HQ: Kuopio, FinlandReported employees: 1-10 | Kuopio, Finland | 1-10 | Exact match | 6 contacts → |
“Makela-Plast Ltd was founded in 2004.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Fenno Water LTD OYfennowater.fi HQ: Seinäjoki, FinlandReported employees: 11-50 | Seinäjoki, Finland | 11-50 | Exact match | 4 contacts → |
“Fenno Water Ltd Oy (FW) is focused on water and waste water treatment processes and designing & manufacturing of treatment plants.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | WEG OYweg.fi HQ: Espoo, FinlandReported employees: 1-10 | Espoo, Finland | 1-10 | Exact match | 1 contacts → |
“Olemme erikoistuneet vaativien jätehuoltojärjestelmien suunnitteluun ja toteutukseen.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Merdec OYmerdec.fi HQ: Rauma, FinlandReported employees: 1-10 | Rauma, Finland | 1-10 | Exact match | 1 contacts → |
“With three decades of experience in water and wastewater treatment equipment design and manufacturing, our team is equipped with the tools and product knowledge to offer the best…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 13 of 26 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Municipal wastewater treatment companies: dataset insights
September 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
24 records in the displayed employee bands.
2 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for Finland, so it is reported there. Company counts and contact totals on this page are exact for Finland, over 26 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for municipal wastewater treatment companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many municipal wastewater treatment companies did RevenueBase find based in Finland?
The saved snapshot records 26 matching company records, 232 tracked contacts and 138 verified emails. The public preview displays 13 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Municipal wastewater treatment companies by geography
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Cite this list
RevenueBase Data Team. Top 13 municipal wastewater treatment companies based in Finland. Snapshot: September 20, 2026. https://revenuebase.ai/companies/municipal-wastewater-treatment-companies/finland.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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