Company lists · Data refreshed October 2026

Top 25 Biomass energy investors based in London, United Kingdom

RevenueBase identified 87 company matches for biomass energy investors associated with London, United Kingdom as of October 2026 and tracks 3,726 professional contacts across them, including 1,928 with verified work emails. Across the United Kingdom, London is the largest hub for this category.

This list covers company matches for biomass energy investors 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 October 8, 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 Oct 8, 2026 How this list was built
87Companies
3,726Contacts tracked
1,928Verified emails
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The 25 largest biomass energy investors based in London, United Kingdom

Ranked by team size
Top 25 of 87 company matches for biomass energy investors based in London, United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 8, 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 Oct 8, 20261,001-5,0001,116 contacts →

Exact match

“Lightsource bp is working to support a future powered by renewable, affordable and reliable energy that benefits our partners, people and planet.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Oct 8, 2026501-1,000663 contacts →

Exact match

“We’re Nadara, one of Europe’s largest renewable energy independent power producers.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Oct 8, 2026501-1,000593 contacts →

Exact match

“Sonnedix is a global renewable energy company delivering 100% clean electricity directly to customers through a diversified portfolio of solar, wind, and storage assets.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Oct 8, 2026501-1,000423 contacts →

Exact match

“Cubico Sustainable Investments is one of the world’s largest privately-owned renewable energy companies, leveraging our strong local presence with a unique combination of in-house…”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Oct 8, 2026201-500167 contacts →

Exact match

“At Octopus Energy Generation, we’re building green power for the future, from large-scale solar to onshore and offshore wind, and innovative initiatives like the Fan Club.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Oct 8, 202651-20058 contacts →

Exact match

“Nexta Capital Partners is a holding company which originates, develops, finances builds and operates renewable infrastructure assets.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Oct 8, 202651-20055 contacts →

Exact match

“Innova is a forward-thinking renewable energy business, employing people across two offices in London and Cheltenham.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Oct 8, 202611-5047 contacts →

Exact match

“Founded in 2009, Bluefield Partners LLP is a European renewables specialist, investing across the full lifecycle of greenfield and brownfield opportunities in solar, wind, and…”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Oct 8, 202611-5043 contacts →

Exact match

“Acorn Bioenergy is committed to decarbonising challenging sectors by unlocking the full potential of biomethane and green CO2 production in the UK.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Oct 8, 202651-20039 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 · Oct 8, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Oct 8, 202651-20032 contacts →

Exact match

“We invest in the development, construction, and long-term ownership of solar, onshore wind and battery storage projects, enabling the energy transition and driving stable…”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Oct 8, 202611-5027 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 · Oct 8, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Oct 8, 202651-20026 contacts →

Exact match

“Cycle0 is a pan-European leader in biomethane; building, owning, and operating plants.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Oct 8, 202611-5026 contacts →

Exact match

“Since 2015 we have become a dominant investor in the rapidly expanding land for energy market, in particular, reserve power generation and storage facilities.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Oct 8, 202611-5024 contacts →

Exact match

“At AGR Power, we believe the future of business depends on the strength of the systems that power it.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Oct 8, 202611-5015 contacts →

Exact match

“Noventum Power is a renewable energy IPP company with fully integrated development capabilities, with its head office in London.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Oct 8, 20261-1012 contacts →

Exact match

“Buckthorn invests in industrial businesses providing products and services that support the growth and integration of renewable energy, lower emissions, energy efficiency and…”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Oct 8, 202611-5010 contacts →

Exact match

“Iona Capital provides equity and subordinated debt into waste projects which have a renewable element.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Oct 8, 20261-1010 contacts →

Exact match

“Telis Energy is a UK-based green energy projects developer and investor.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Oct 8, 20261-107 contacts →

Exact match

“Transforming Power Generation Our vision is to transform power generation by developing and deploying cost effective, large scale renewable source infrastructure.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Oct 8, 202611-505 contacts →

Exact match

“We began life as developers of renewable energy projects.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Oct 8, 20261-105 contacts →

Exact match

“New Energy & Sustainable Infrastructure Investment Platform”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Oct 8, 20261-104 contacts →

Exact match

“The Company aims to build a diversified portfolio comprised of oil and gas assets with proven resources as well as near-term development projects within solar and other renewables…”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Oct 8, 202651-2004 contacts →

Exact match

“Continue Active Energy Group plc is a London listed (AIM: AEG) renewable energy company focused on second generation biomass products that have the potential to transform the…”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Oct 8, 20261-104 contacts →

Exact match

“Taranis is an investment and asset management company owned by the Perenco Group.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase

Showing 25 of 87 biomass energy investors based in London, United Kingdom

See the full list, filter by size, metro and specialty, and access 1,928 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Biomass energy investors based in London, United Kingdom at a glance

As of Oct 8, 2026
51.7%Verified-email coverage
42.8Average contacts per company
11-50Median size (employees)
Oct 8, 2026Page data refreshed

Companies by employee count

1-10
41
11-50
31
51-200
10
201-500
1
501-1,000
3
1,001-5,000
1

Email recency for this list is measured across the whole United Kingdom list rather than for London, so it is reported there. Company counts and contact totals on this page are exact for London, over 87 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 London, United Kingdom whose business descriptions match “biomass energy investors” 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 1,928 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 October 8, 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 “biomass energy investors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many biomass energy investors are there based in London, United Kingdom?

RevenueBase identified 87 company matches for biomass energy investors associated with London, United Kingdom as of October 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?

Lightsource BP 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 biomass energy investors?

London leads the United Kingdom with 87 company records, followed by Edinburgh (6) and Bristol (4).

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 1,928 professional contacts with verified work emails tracked across these 87 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 October 8, 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.