Company lists · Data refreshed November 2026

Top 25 Climate tech lenders based in the United Kingdom

RevenueBase identified 55 company matches for climate tech lenders associated with the United Kingdom as of November 2026 and tracks 376 professional contacts across them, including 147 with verified work emails. London is the largest hub.

This list covers company matches for climate tech lenders 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
55Companies
376Contacts tracked
147Verified emails
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The 25 largest climate tech lenders based in the United Kingdom

Ranked by team size
Top 25 of 55 company matches for climate tech lenders 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, 202651-20064 contacts →

Exact match

“Climate Investment is a US and UK-based independently managed specialist investor focused on accelerating capital-efficient decarbonization of heavy emitting sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBournemouth, United KingdomHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“Owned by funds advised by Octopus Energy Generation, one of Europe’s largest renewable energy investors currently managing renewable assets totalling more than £5bn, we are…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchCheadle Hulme, United KingdomHQ recorded Nov 6, 202611-5023 contacts →

Exact match

“Green Energy International Limited (GEIL) operates in the renewable energy market specialising in solar energy development.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchStretham, United KingdomHQ recorded Nov 6, 202611-5019 contacts →

Exact match

“Privilege Finance is a specialist funder with over 20 years’ experience in financing projects which reduce carbon and mitigate against climate change.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“Victory Hill is based in London and was founded in May 2020 by an experienced team of energy financiers, that have spun-out of a large established global project finance banking…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-509 contacts →

Exact match

“Tallarna is a climate tech and finance platform for sustainable impact.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSuffolk, United KingdomHQ recorded Nov 6, 20261-107 contacts →

Exact match

“GreenHearth secures simple, low-cost financing for commercial Solar PV projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchSalisbury, United KingdomHQ recorded Nov 6, 20261-107 contacts →

Exact match

“ABOUT US We’re committed to helping businesses across the UK transition to low carbon energy infrastructure – and we know how to make these green technologies work not just for…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Nov 6, 20261-107 contacts →

Exact match

“Opna is building the market infrastructure for critical power equipment: the missing coordination layer between global manufacturing capacity and the operators, developers, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchCity Of London, United KingdomHQ recorded Nov 6, 202611-506 contacts →

Exact match

“Capitas Finance specialises in financing energy solutions for carbon-conscious businesses and public sector organisations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Nov 6, 20261-106 contacts →

Exact match

“Nomea is an innovative climate-tech fund that invests in technologies to reduce CO2 in the atmosphere.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-504 contacts →

Exact match

“Shorelight supports the Energy Transition towards lower emissions by investing in assets and technologies that operate in the lower carbon energy value chain, or help high…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchKing's Cross, United KingdomHQ recorded Nov 6, 202611-504 contacts →

Exact match

“Kiko Ventures is an evergreen venture investor focussed on cleantech/climate tech.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchLincoln, United KingdomHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Zero Citizen is an innovative ClimateTech company with a mission to deliver carbon management and clean energy solutions for the masses.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Delivering the Hydrogen Economy”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Nov 6, 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 · Nov 6, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Nov 6, 20261-103 contacts →

Exact match

“AETHER ENERGY LTD is a Financial Structuring and Placement Services company focussing on Renewable Energy and Infrastructure worldwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchSevenoaks, United KingdomHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Offgrid.finance is a financial technology company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Nov 6, 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 · Nov 6, 2026 · View company records in RevenueBase
20Exact matchEdinburgh, United KingdomHQ recorded Nov 6, 20261-102 contacts →

Exact match

“First Carbon Investments specialises in catalytic financing solutions for low carbon fuels, transport and heavy industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Nov 6, 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 · Nov 6, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Carbon Accelerator develops low-carbon energy and utilities projects and uses its investment expertise to scout, assess and support cleantech start ups to reach their full…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchBristol, United KingdomHQ recorded Nov 6, 20261-101 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSunbury-on-thames, United KingdomHQ recorded Nov 6, 20261-101 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Nov 6, 20261-101 contacts →

Exact match

“A bankability accelerator for technically-proven, but not yet commercially-scaled, energy transition focussed technologies.”

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

Showing 25 of 55 climate tech lenders based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 147 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Climate tech lenders based in the United Kingdom at a glance

As of Nov 6, 2026
39.1%Verified-email coverage
6.8Average contacts per company
1-10Median size (employees)
56.4%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
36
11-50
16
51-200
3

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 55 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 “climate tech lenders” 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 147 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.

Climate tech lenders by metro

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 “climate tech lenders”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many climate tech lenders are there based in the United Kingdom?

RevenueBase identified 55 company matches for climate tech lenders 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?

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

Which city has the most climate tech lenders?

London leads with 31 company records, followed by Cardiff (2) and City Of London (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 147 professional contacts with verified work emails tracked across these 55 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.