Company lists · Data refreshed September 2026

Top 20 Environmental impact bonds based in the United Kingdom

RevenueBase identified 47 company matches for environmental impact bonds associated with the United Kingdom as of September 2026 and tracks 360 professional contacts across them, including 148 with verified work emails. London is the largest hub.

This list covers company matches for environmental impact bonds 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 September 19, 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 Sep 19, 2026 How this list was built
47Companies
360Contacts tracked
148Verified emails
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The 20 largest environmental impact bonds based in the United Kingdom

Ranked by team size
Top 20 of 47 company matches for environmental impact bonds based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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 Sep 19, 202611-5074 contacts →

Exact match

“Sustainable Development Capital LLP (“SDCL”) is a multi-national investment and financial advisory firm, which specialises in environmental infrastructure.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 19, 20261-109 contacts →

Exact match

“We have spent the last 20 years working on public and private sector approaches to environmental challenges.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Sep 19, 20261-108 contacts →

Exact match

“Greensphere excels in scaling engineered and nature-based technological solutions to solve some of the biggest systemic risks facing our generation.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-507 contacts →

Exact match

“Nature is becoming an asset class.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Sep 19, 20261-107 contacts →

Exact match

“We are a nature based project developer on a mission to rapidly protect and restore nature at scale.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-506 contacts →

Exact match

“Respira is an impact-driven carbon finance business.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Sep 19, 20261-106 contacts →

Exact match

“Montpelier Foundation funds organisations promoting sustainable development.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 19, 20261-105 contacts →

Exact match

“We help finance nature, so our children will have a place to live.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-505 contacts →

Exact match

“Through strategic partnerships and close collaborations with leading carbon credit certifiers, governments, landowners, and community leaders, we ensure that each investment meets…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10Exact matchLondon And Guildford, United KingdomHQ recorded Sep 19, 20261-105 contacts →

Exact match

“Investment business that has developed social infrastructure and invested in in socially and environmentally useful enterprises.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-504 contacts →

Exact match

“Vertree Partners enables leading companies and institutions to invest in both nature and innovative climate technologies to reach their decarbonisation goals.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-503 contacts →

Exact match

“Future 30 offers investors the opportunity to invest in sustainable, world changing companies.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 19, 20261-103 contacts →

Exact match

“Charm is bridging the financing gap for clean energy entrepreneurs in emerging markets.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-503 contacts →

Exact match

“Armstrong Capital Management is a London-based Asset Manager focusing on the impact investment sector.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15Exact matchBarnstaple, United KingdomHQ recorded Sep 19, 20261-103 contacts →

Exact match

“Additive.earth has announced its launch as a new company dedicated to accelerating the transition towards a sustainable future.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-503 contacts →

Exact match

“Origination and Funding services for major Projects and Programmes, often in the Renewables, Maritime, Aerospace and Strategic Communications space, as well as many other…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-502 contacts →

Exact match

“EMVirya is a specialist financial advisor focused on Renewable Energy projects in Emerging Markets; Our team works with local governments and state agencies, established…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-502 contacts →

Exact match

“Stronghold Global Finance is an international institution with its principle activities in financial services and project development.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-502 contacts →

Exact match

“Transform Global is a bold, innovative and scalable market-based solution to the critical social and environmental challenges of our time.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Sep 19, 20261-102 contacts →

Exact match

“Cyan Finance is a specialist capital provider with a particular interest in sustainable economic activity and decarbonisation.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase

Showing 20 of 47 environmental impact bonds based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 148 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Environmental impact bonds based in the United Kingdom at a glance

As of Sep 19, 2026
41.1%Verified-email coverage
7.7Average contacts per company
1-10Median size (employees)
80.9%Largest-city concentration · London
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
26
11-50
20
51-200
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 47 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 “environmental impact bonds” 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 148 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 19, 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 “environmental impact bonds”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many environmental impact bonds are there based in the United Kingdom?

RevenueBase identified 47 company matches for environmental impact bonds associated with the United Kingdom 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?

Sustainable Development Capital, LLP Sdcl tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most environmental impact bonds?

London leads with 38 company records, followed by Aberdeen (1) and Barnstaple (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 148 professional contacts with verified work emails tracked across these 47 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 19, 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.