Company lists · Data refreshed November 2026

Top 10 Rainwater harvesting system designers based in the Netherlands

RevenueBase identified 25 company matches for rainwater harvesting system designers associated with the Netherlands as of November 2026 and tracks 90 professional contacts across them, including 38 with verified work emails. The Hague is the largest hub.

This list covers company matches for rainwater harvesting system designers associated with the Netherlands, 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.

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
25Companies
90Contacts tracked
38Verified emails
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The 10 largest rainwater harvesting system designers based in the Netherlands

Ranked by team size
Top 10 of 25 company matches for rainwater harvesting system designers based in the Netherlands, 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 matchDelft, NetherlandsHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“FieldFactors’ mission is to make cities green, healthy and future-proof by turning rain into a reliable local source for freshwater supply.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchHedel, NetherlandsHQ recorded Nov 6, 20261-105 contacts →

Exact match

“H2O Wateropslag is dé totaaloplosser in duurzame regenwateropslagsystemen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBreda, NetherlandsHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Dimensionering, ontwerp, realisatie en monitoring van (hemelwater)infiltratie- en bergingsvoorzieningen met het gepatenteerde Watershell systeem.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchTerneuzen, NetherlandsHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Ecologisch Water Beheer staat voor het bergen en zuiveren van regenwater met natuurlijk, circulair en hernieuwbaar materiaal: schelpen en mineralen Ontdek wat onze unieke…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchZundert, NetherlandsHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Trewatin richt zich op duurzame oplossingen in bebouwd gebied.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchRotterdam Havens, NetherlandsHQ recorded Nov 6, 20261-103 contacts →

Exact match

“JustNimbus is een producent van een slim regenwatersysteem wat regenwater opvangt voor hergebruik.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchAmsterdam, NetherlandsHQ recorded Nov 6, 20261-102 contacts →

Exact match

“For the past twenty-five years our innovations have been right beneath your feet.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchZoeterwoude, NetherlandsHQ recorded Nov 6, 20261-102 contacts →

Exact match

“Waterzaak levert en installeert een beproefd regenwatersysteem voor nieuwbouwwoningen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSommelsdijk, NetherlandsHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Rain Solution biedt een oplossing tegen het verspillen van schoon drinkwater.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchRotterdam, NetherlandsHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Wavin (MetroPolder) company* creates multifunctional water storage on flat roofs in cities by smart watermanagement.”

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

Showing 10 of 25 rainwater harvesting system designers based in the Netherlands

See the full list, filter by size, metro and specialty, and access 38 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Rainwater harvesting system designers based in the Netherlands at a glance

As of Nov 6, 2026
42.2%Verified-email coverage
3.6Average contacts per company
1-10Median size (employees)
8.0%Largest-city concentration · The Hague
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
22
11-50
3

Email recency for this list is measured worldwide rather than for Netherlands, so it is reported there. Company counts and contact totals on this page are exact for Netherlands, over 25 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 the Netherlands whose business descriptions match “rainwater harvesting system designers” 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 38 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.

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 “rainwater harvesting system designers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many rainwater harvesting system designers are there based in the Netherlands?

RevenueBase identified 25 company matches for rainwater harvesting system designers associated with the Netherlands 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?

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

Which city has the most rainwater harvesting system designers?

The Hague leads with 2 company records, followed by Ammerzoden (1) and Amsterdam (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 38 professional contacts with verified work emails tracked across these 25 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.

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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.