Company lists · Data refreshed September 2026

Top 25 Sustainability focused venture capital based in London, United Kingdom

RevenueBase identified 334 company matches for sustainability focused venture capital associated with London, United Kingdom as of September 2026 and tracks 3,795 professional contacts across them, including 1,407 with verified work emails and 262 with mobile numbers. Across the United Kingdom, London is the largest hub for this category.

This list covers company matches for sustainability focused venture capital associated with London, 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 13, 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 13, 2026 How this list was built
334Companies
3,795Contacts tracked
1,407Verified emails
262Mobile numbers
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The 25 largest sustainability focused venture capital based in London, United Kingdom

Ranked by team size
Top 25 of 334 company matches for sustainability focused venture capital based in London, United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 13, 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 13, 202610001+335 contacts →

Exact match

“At Ambipar, we are all caretakers of the planet!”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 13, 2026501-1,000288 contacts →

Exact match

“We encourage you to follow Simon Rogerson, Founder & CEO of Octopus Group: We’re entrepreneurs and we’re investors, on a mission to back the people, ideas and industries that will…”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Sep 13, 202651-200269 contacts →

Exact match

“IP Group accelerates the impact of science for a better future.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Sep 13, 202651-200141 contacts →

Exact match

“Lightrock is a global investment platform supporting the growth of technology-enabled companies.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Sep 13, 202651-200112 contacts →

Exact match

“Index Ventures partners with exceptional entrepreneurs – those with unique insight who are intrinsically driven to make their vision a reality.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 13, 202651-20096 contacts →

Exact match

“Octopus Ventures, part of Octopus Group, is one of the largest and most active venture capital investors in the UK and Europe.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Sep 13, 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 13, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 13, 202611-5073 contacts →

Exact match

“Bridges is a specialist private markets investor.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 13, 202611-5065 contacts →

Exact match

“Camco is a climate and impact fund manager, leading the transition to a prosperous net zero future in emerging markets.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Sep 13, 2026n/a63 contacts →

Exact match

“Ada Ventures is a pre-seed inclusive venture capital firm.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Sep 13, 202651-20062 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 · Sep 13, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Sep 13, 202611-5061 contacts →

Exact match

“Future Planet is the impact-led, global venture capital firm built to back growth companies emerging from the founders and science from the world's top universities.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 13, 202611-5043 contacts →

Exact match

“The reference early stage investor for UK climate innovation.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Sep 13, 202651-20041 contacts →

Exact match

“Founded in 2018 by ambitious entrepreneurs, National Energy is a US-backed, privately funded group active globally across the renewable energy sector.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Sep 13, 202611-5039 contacts →

Exact match

“Zouk Capital is a fund manager focused on the opportunities emerging at the intersection of infrastructure, technology and sustainability.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 13, 202651-20038 contacts →

Exact match

“Albion Capital is a specialist venture capital investor that has backed visionary founders and technologies since 1996.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Sep 13, 202611-5035 contacts →

Exact match

“Ascension is an early-stage venture capital firm built and managed by exited operators and entrepreneurs to back the next generation of tech and impact founders.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Sep 13, 202611-5032 contacts →

Exact match

“Asper Investment Management is a leading specialist investment management firm focused on building large-scale sustainable energy platforms.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Sep 13, 2026n/a32 contacts →

Exact match

“Bethnal Green Ventures is Europe’s leading early-stage tech for good VC.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Sep 13, 202611-5031 contacts →

Exact match

“AP Ventures is an independent venture capital firm headquartered in London, with offices in San Francisco and South Africa.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Sep 13, 202611-5029 contacts →

Exact match

“Founded in 2005, ETF Partners (The Environmental Technologies Fund) stands as Europe's original venture capital firm dedicated to sustainability and impact investing.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Sep 13, 202611-5029 contacts →

Exact match

“With European roots and decades of experience, we invest globally in exceptional startups and talented teams.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Sep 13, 202611-5028 contacts →

Exact match

“The VC backing the innovators who are transforming our relationship with the built world and its impact on people, business, and the environment.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Sep 13, 202611-5027 contacts →

Exact match

“Founded in 2013 and managed by Pembroke Investment Managers LLP, Pembroke VCT plc backs growth-stage companies across the consumer, business services, and technology sectors.”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Sep 13, 202611-5026 contacts →

Exact match

“ARCH Emerging Markets Partners Limited (ARCH) was founded in March 2018 and is a specialist investment advisor with deep emerging market, private equity, asset management and…”

Recorded in the RevenueBase company graph · Sep 13, 2026 · View company records in RevenueBase

Showing 25 of 334 sustainability focused venture capital based in London, United Kingdom

See the full list, filter by size, metro and specialty, and access 1,407 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Sustainability focused venture capital based in London, United Kingdom at a glance

As of Sep 13, 2026
37.1%Verified-email coverage
6.9%Mobile-number coverage
11.4Average contacts per company
1-10Median size (employees)
Sep 13, 2026Page data refreshed

Companies by employee count

1-10
213
11-50
97
51-200
13
201-500
4
501-1,000
3
1,001-5,000
2
10001+
1

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 16.0d

Company record updated

Median 58.0d

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 London, United Kingdom whose business descriptions match “sustainability focused venture capital” 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 1,407 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 13, 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 “sustainability focused venture capital”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many sustainability focused venture capital are there based in London, United Kingdom?

RevenueBase identified 334 company matches for sustainability focused venture capital associated with London, 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?

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

Which city in the United Kingdom has the most sustainability focused venture capital?

London leads the United Kingdom with 334 company records, followed by Edinburgh (7) and Manchester (5).

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 1,407 professional contacts with verified work emails tracked across these 334 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 13, 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.