Company lists · Data refreshed September 2026
Top 13 Bioenergy engineering companies based in London, United Kingdom
RevenueBase identified 35 bioenergy engineering companies headquartered in London, United Kingdom as of September 2026 and tracks 2,568 professional contacts across them, including 953 with verified work emails and 227 with mobile numbers. London is the largest hub.
This list covers bioenergy engineering companies headquartered in London, United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 7, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 13 largest bioenergy engineering companies based in London, United Kingdom
Ranked by team size| # | Company | RevenueBase Smart Search | Contacts | ||
|---|---|---|---|---|---|
| 1 | Indirect evidence | 1,194 contacts → | |||
“Faithful+Gould is now AtkinsRéalis.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 2 | Indirect evidence | 1,007 contacts → | |||
“Penspen designs, maintains, and optimises energy infrastructure to improve access to secure and sustainable energy for communities worldwide.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 3 | Partial evidence | 242 contacts → | |||
“INTEC Energy Solutions delivers best-in-class services in Engineering, Procurement, Construction (EPC), Battery Energy Storage Systems (BESS), Manufacturing, Project Development…” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 4 | Indirect evidence | 21 contacts → | |||
“At Sulnox Group Plc, we’re tackling one of the world’s biggest challenges: reducing emissions and fuel consumption without disruption.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 5 | Indirect evidence | 7 contacts → | |||
“Sostratus Energy is an independent energy technology company founded by the same team behind Sostratus Capital LLC, a highly successful renewable investment firm based in the U.S.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 6 | Indirect evidence | 6 contacts → | |||
“Technology which can produce High-Grade Liquid Fuel from biogas through a Carbon Neutral Process.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 7 | Partial evidence | 5 contacts → | |||
“Anergy are a specialised engineering company providing reliable energy solutions to an evolving energy market.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 8 | Indirect evidence | 4 contacts → | |||
“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…” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 9 | Indirect evidence | 3 contacts → | |||
“We are more than just a startup; we are a beacon of innovation in renewable energy.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 10 | Indirect evidence | 3 contacts → | |||
“Focused within the Renewable Energy space, Enlighten Energy has core expertise in, Energy Optimization, Modeling and Analysis.We are an international, team of engineers…” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 11 | Indirect evidence | 1 contacts → | |||
“HyViz Ltd is a leading low-cost Green Hydrogen and Green Ammonia producer.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 12 | Indirect evidence | 1 contacts → | |||
“IUS Global was established as a consortium of companies with mutual interest in developing efficient, sustainable, high-value clean and green energy solutions with No Capital…” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 13 | Indirect evidence | 1 contacts → | |||
“Charmont Investments is a developer and operator of bio-fuel and bio-energy projects and companies with the ambition to capitalise on the anticipated value creation in wood…” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: bioenergy engineering companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names bioenergy engineering companies.
- Partial evidence
- Its own public description names part of bioenergy engineering companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name bioenergy engineering companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 13 of 35 bioenergy engineering companies based in London, United Kingdom
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Bioenergy engineering companies based in London, United Kingdom at a glance
As of Sep 7, 2026Companies by employee count
Freshness & accuracy
How recently the business emails on this list were verified
Email last verified
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among bioenergy engineering companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in London, United Kingdom whose own description of what they do matches “bioenergy engineering companies”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names bioenergy engineering companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among bioenergy engineering companies, and records with no verified work email. Companies headquartered outside London are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 953 across the full list. 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 7, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Bioenergy engineering companies by metro in the United Kingdom
- Bioenergy engineering companies in London35
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names bioenergy engineering companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many bioenergy engineering companies are there based in London, United Kingdom?
RevenueBase identified 35 bioenergy engineering companies headquartered in London, United Kingdom as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Faithful Gould, headquartered in London, tops this list with the largest team on record.
Which city has the most bioenergy engineering companies?
London leads with 35 headquartered companies, followed by Bristol (5) and Cardiff (5).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 953 verified decision-maker contacts tracked across these 35 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 7, 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 Smart Search, 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.
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