Company lists · Data refreshed November 2026

Top 25 Constructed wetland builders worldwide

RevenueBase identified 136 company matches for constructed wetland builders worldwide as of November 2026 and tracks 1,274 professional contacts across them, including 446 with verified work emails. The United States is the largest market and Tehran the largest hub.

This list covers company matches for constructed wetland builders worldwide, 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 November 6, 2026. Country and city lists for constructed wetland builders follow the table.

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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
136Companies
1,274Contacts tracked
446Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest constructed wetland builders worldwide

Ranked by team size
Top 25 of 136 company matches for constructed wetland builders worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchSydney Olympic Park, AustraliaHQ recorded Nov 6, 2026201-500171 contacts →

Exact match

“At Atlan Stormwater, we draw on more than 45 years’ experience in the design, testing and manufacture of water treatment systems that are utilised in over 45 countries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchMillersville, MD, United StatesHQ recorded Nov 6, 2026201-500116 contacts →

Exact match

“Our mission is to be the keystone species in the restoration of the Chesapeake Bay.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchMantova, ItalyHQ recorded Nov 6, 202651-20078 contacts →

Exact match

“STA aiuta le Società di Gestione del Servizio Idrico e le Piccole, Medie e Grandi Industrie a progettare, costruire e gestire impianti di trattamento delle acque reflue, primarie…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchLititz, PA, United StatesHQ recorded Nov 6, 202611-5047 contacts →

Exact match

“LandStudies, a Davey Tree Company, is a design-build ecological restoration firm founded in 1989.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchHyderabad, IndiaHQ recorded Nov 6, 202611-5039 contacts →

Exact match

“BlueDrop Enviro is an environmental company fully focused on the single objective of Wastewater Treatment.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchForlì, ItalyHQ recorded Nov 6, 202611-5028 contacts →

Exact match

“Torricelli s.r.l, impianti per l’ecologia, opera su tutto il territorio nazionale ed estero per la progettazione, realizzazione e gestione di impianti in campo ambientale…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSeregno, ItalyHQ recorded Nov 6, 202611-5023 contacts →

Exact match

“Idro è una società presente sul mercato da più di 40anni, altamente specializzata nel settore ambientale: progetta e realizza impianti per il trattamento delle acque reflue civili…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchJaroměř, Czech RepublicHQ recorded Nov 6, 202651-20022 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchIndore, IndiaHQ recorded Nov 6, 20261-1022 contacts →

Exact match

“At Clean-Water, we are a dynamic and forward-thinking company that is dedicated to solving the global issues of water pollution and scarcity.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchWest Chester, OH, United StatesHQ recorded Nov 6, 202611-5019 contacts →

Exact match

“Winelco Incorporated is a full service design, build, and operating company for the residential, commercial, and municipal water and wastewater treatment industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchRugeley, United KingdomHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“ARM Ltd is a privately owned company which began trading in 1947 as agricultural engineers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchIndependence, MN, United StatesHQ recorded Nov 6, 20261-1014 contacts →

Exact match

“We are a design-build ecological restoration company with over a decade of experience in planning, creating and maintaining quality natural areas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSantiago, ChileHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“16 años liderando la ecoingeniería hídrica a gran escala en LATAM.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchForres, United KingdomHQ recorded Nov 6, 20261-1012 contacts →

Exact match

“Biomatrix Water Solutions is a Scotland-based ecological engineering company with a global footprint, dedicated to advancing sustainable water solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchUnited StatesHQ recorded Nov 6, 202611-5011 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchLongmont, CO, United StatesHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“View Projects L4 Environmental specializes in the restoration and improvement of Colorado watersheds, wetlands, and forests.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchLismore, AustraliaHQ recorded Nov 6, 2026501-1,0009 contacts →

Exact match

“Ecoteam is an environmental and engineering consultancy, based in northern NSW.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchCosta Di Rovigo, ItalyHQ recorded Nov 6, 202611-509 contacts →

Exact match

“Twincad S.r.l.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchCockeysville, MD, United StatesHQ recorded Nov 6, 202611-509 contacts →

Exact match

“Ecological Restoration and Management, Inc.(ER & M), is an established landscape construction firm specializing in environmental restoration, land management services and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchHeredia, Costa RicaHQ recorded Nov 6, 202611-509 contacts →

Exact match

“Diseño, construcción e Instalación de Sistemas de Tratamientos de Aguas Residuales.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchGainesville, FL, United StatesHQ recorded Nov 6, 20261-108 contacts →

Exact match

“WSI is a worldwide leader in the design and operation of treatment wetlands for water quality improvement.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchVint Hill, VA, United StatesHQ recorded Nov 6, 202611-508 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchOxfordshire, United KingdomHQ recorded Nov 6, 20261-108 contacts →

Exact match

“Milestone is committed to managing and restoring wetlands by delivering hydro-ecologically brilliant and innovative solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchEdgewater, MD, United StatesHQ recorded Nov 6, 202611-507 contacts →

Exact match

“Pay Dirt, LLC is a leading environmental construction company with over 40 years of combined industry experience.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchBrighton, MI, United StatesHQ recorded Nov 6, 202611-506 contacts →

Exact match

“Catskill has provided construction and installation support to numerous Engineers, Biologists, Agencies and Clients on a needs based partnership.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 136 constructed wetland builders worldwide

See the full list, filter by size, metro and specialty, and access 446 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Constructed wetland builders worldwide at a glance

As of Nov 6, 2026
35.0%Verified-email coverage
9.4Average contacts per company
1-10Median size (employees)
2.2%Largest-city concentration · Tehran
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
75
11-50
46
51-200
8
201-500
4
501-1,000
2

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for constructed wetland builders are linked below.
What qualifies
Company records worldwide whose business descriptions match “constructed wetland builders” 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. 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 446 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 November 6, 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.

Constructed wetland builders by location

1 lists · largest first

Every Constructed wetland builders list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “constructed wetland builders”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many constructed wetland builders are there worldwide?

RevenueBase identified 136 company matches for constructed wetland builders worldwide as of November 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?

Atlan Stormwater tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most constructed wetland builders?

The United States leads with 43 companies. Every constructed wetland builders list by country and city is linked on this page.

Which city has the most constructed wetland builders?

Tehran leads with 3 company records, followed by Winchester (2) and Armenia (1).

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 446 professional contacts with verified work emails tracked across these 136 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 November 6, 2026.

Ready to reach these companies? Verified emails and direct dials for all 136 constructed wetland builders worldwide. Start with a free account, no credit card.

Download this list →

Related lists

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.