Company lists · Data refreshed November 2026

Top 25 Biodiversity organizations based in the United Kingdom

RevenueBase identified 828 company matches for biodiversity organizations associated with the United Kingdom as of November 2026 and tracks 15,598 professional contacts across them, including 6,349 with verified work emails. London is the largest hub.

This list covers company matches for biodiversity organizations associated with the United Kingdom, 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
828Companies
15,598Contacts tracked
6,349Verified emails
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The 25 largest biodiversity organizations based in the United Kingdom

Ranked by team size
Top 25 of 828 company matches for biodiversity organizations based in the United Kingdom, 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 matchLondon, United KingdomHQ recorded Nov 6, 20261,001-5,000999 contacts →

Exact match

“As the original science-driven conservation organisation, we’re working to restore wildlife in the UK and around the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchCambridge, United KingdomHQ recorded Nov 6, 2026501-1,000606 contacts →

Exact match

“Fauna & Flora's work spans across the globe, with over 100 projects in more than 40 countries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBristol, United KingdomHQ recorded Nov 6, 2026201-500382 contacts →

Exact match

“Soil Association is an environmental charity and Soil Association Certification is a leading organic certifier.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchCambridge, United KingdomHQ recorded Nov 6, 2026201-500324 contacts →

Exact match

“The UN Environment Programme World Conservation Monitoring Centre (UNEP-WCMC) is a global centre of excellence on biodiversity and nature’s contribution to society and the economy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Nov 6, 2026201-500279 contacts →

Exact match

“We believe the power to restore our oceans lives in the coastal communities bearing witness to the planetary crises.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Nov 6, 2026n/a271 contacts →

Exact match

“The Royal Society of Biology is a single unified voice for biology: advising Government and influencing policy; advancing education and professional development; supporting our…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200239 contacts →

Exact match

“The International Institute for Environment and Development (IIED) is a global leader in sustainable development.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchCambridge, United KingdomHQ recorded Nov 6, 202651-200187 contacts →

Exact match

“TRAFFIC is a leading non-governmental organisation working globally to ensure that trade in wild species is legal and sustainable, for the benefit of the planet and people.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchHelsby, United KingdomHQ recorded Nov 6, 2026201-500181 contacts →

Exact match

“RSK Biocensus is an ecological consultancy with a presence across the country and an extensive network of ecologists throughout the UK.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200168 contacts →

Exact match

“Greenpeace is an independent global campaigning network that acts to change attitudes and behaviour, to protect and conserve the environment and to promote peace.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchEdinburgh, United KingdomHQ recorded Nov 6, 202651-200159 contacts →

Exact match

“For 60 years, the Scottish Wildlife Trust has worked with its members, partners and supporters in pursuit of its vision of healthy, resilient ecosystems across Scotland’s land and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchBamber Bridge, United KingdomHQ recorded Nov 6, 202651-200156 contacts →

Exact match

“We are part of the Wildlife Trusts movement, the UK's leading conservation charity dedicated to all wildlife.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchYork, United KingdomHQ recorded Nov 6, 202651-200142 contacts →

Exact match

“England’s leading biodiversity gains provider, Environment Bank has established the broadest network of BNG Habitat Banks - giving developers access to Biodiversity Units…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchWareham, United KingdomHQ recorded Nov 6, 202651-200135 contacts →

Exact match

“Butterfly Conservation is a leading charity and the world’s largest organisation dedicated to the conservation of butterflies and moths.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchColchester, United KingdomHQ recorded Nov 6, 202651-200132 contacts →

Exact match

“We are the county’s leading conservation charity, committed to protecting wildlife and inspiring a lifelong love of nature.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSurrey, United KingdomHQ recorded Nov 6, 2026201-500132 contacts →

Exact match

“NatureMetrics is a world leader in delivering nature data and intelligence, deploying cutting-edge technology to generate biodiversity insights at scale using environmental DNA…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchCoventry, United KingdomHQ recorded Nov 6, 202651-200118 contacts →

Exact match

“With a legacy of over 30 years, we are a UK leading independent consultancy specialising in the preservation of the natural environment.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-50111 contacts →

Exact match

“We are a global community of scientists shining a spotlight on the intricacy and value of our natural world, providing the evidence for better decisions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchCambridge, United KingdomHQ recorded Nov 6, 202651-20089 contacts →

Exact match

“The Albertine Rift Conservation Society (ARCOS Network) is a regional conservation organization with the mission to enhance biodiversity conservation and sustainable management of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchCambridge, United KingdomHQ recorded Nov 6, 202651-20084 contacts →

Exact match

“The Biodiversity Consultancy exists to make positive biodiversity impact second nature for business.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchExeter, United KingdomHQ recorded Nov 6, 202651-20083 contacts →

Exact match

“Nature is in trouble and Devon Wildlife Trust’s mission stems from the need for urgent change and our belief that, if enough people care and act, we can bring nature back and do…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchAbingdon, United KingdomHQ recorded Nov 6, 202651-20083 contacts →

Exact match

“BSG Ecology is an award-winning independent ecological consultancy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchStoke Climsland, United KingdomHQ recorded Nov 6, 202651-20076 contacts →

Exact match

“Rivers shape our landscapes and provide the foundations for our cities, towns and countryside.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchOxford, United KingdomHQ recorded Nov 6, 202651-20074 contacts →

Exact match

“Global Canopy is a data-driven not for profit that targets the market forces destroying nature.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchPlymouth, United KingdomHQ recorded Nov 6, 202651-20073 contacts →

Exact match

“Ocean Conservation with a difference.”

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

Showing 25 of 828 biodiversity organizations based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 6,349 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Biodiversity organizations based in the United Kingdom at a glance

As of Nov 6, 2026
40.7%Verified-email coverage
18.8Average contacts per company
1-10Median size (employees)
29.7%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
567
11-50
173
51-200
46
201-500
21
501-1,000
7
1,001-5,000
6
10001+
1

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 828 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 United Kingdom whose business descriptions match “biodiversity organizations” 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 6,349 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 “biodiversity organizations”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many biodiversity organizations are there based in the United Kingdom?

RevenueBase identified 828 company matches for biodiversity organizations associated with the United Kingdom 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?

Zoological Society Of London ZSL tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most biodiversity organizations?

London leads with 246 company records, followed by Cambridge (32) and Oxford (17).

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 6,349 professional contacts with verified work emails tracked across these 828 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.