Company lists · Data refreshed October 2026

Top 25 Contractor sustainability compliance companies based in London, United Kingdom

RevenueBase identified 125 company matches for contractor sustainability compliance companies associated with London, United Kingdom as of October 2026 and tracks 15,136 professional contacts across them, including 8,004 with verified work emails. Across the United Kingdom, London is the largest hub for this category.

This list covers company matches for contractor sustainability compliance companies 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 10, 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 10, 2026 How this list was built
125Companies
15,136Contacts tracked
8,004Verified emails
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The 25 largest contractor sustainability compliance companies based in London, United Kingdom

Ranked by team size
Top 25 of 125 company matches for contractor sustainability compliance companies based in London, United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 10, 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 10, 20265,001-10,0009,532 contacts →

Exact match

“Sustainability is our business.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Oct 10, 20261,001-5,0004,083 contacts →

Exact match

“SLR is a committed partner in our clients’ sustainability journeys.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Oct 10, 202651-200102 contacts →

Exact match

“ERM CVS provides science-based, independent assurance, verification certification and training services for the world’s leading organizations.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Oct 10, 202651-20095 contacts →

Exact match

“Greengage is an independent sustainability and environmental consultancy known for providing bespoke advice and working in partnership with our clients and multi-disciplinary…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Oct 10, 202651-20067 contacts →

Exact match

“Planet Mark is a sustainability certification and net zero provider for organisations and the built environment.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Oct 10, 202651-20062 contacts →

Exact match

“Recognised for its commitment to employees with a sought-after Best Companies “One To Watch” industry standard, Action Sustainability offers a 3-in-1 solution through…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Oct 10, 202611-5048 contacts →

Exact match

“We are a team of sustainability engineers passionate about creating buildings with a positive impact on the environment and the community.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Oct 10, 202651-20045 contacts →

Exact match

“We are a team of like-minded individuals delivering a commercially designed building services solution; we pride ourselves on the quality of our product.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Oct 10, 202651-20040 contacts →

Exact match

“At Eight Versa, we deliver a new direction for a balanced future.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Oct 10, 202611-5034 contacts →

Exact match

“Kite Insights empowers businesses and people to integrate sustainability into the fabric of your organisations.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Oct 10, 202611-5027 contacts →

Exact match

“Twin and Earth is an independent engineering and sustainability consultancy.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Oct 10, 202611-5026 contacts →

Exact match

“Sintali is a global sustainability certification company, helping organisations create a more sustainable built environment with confidence.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Oct 10, 202651-20025 contacts →

Exact match

“Ardent Tide; trusted by the UK construction industry to deliver absolute certainty in contracting and compliance.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Oct 10, 202611-5024 contacts →

Exact match

“If you're looking for sustainability consultancy, look no further!”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Oct 10, 202611-5022 contacts →

Exact match

“Sancroft is an award-winning sustainability consultancy based in London.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Oct 10, 202611-5021 contacts →

Exact match

“Positive Luxury are the sustainability experts and growth partners for the luxury industry, working with global brands to turn sustainability into a competitive advantage.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Oct 10, 202611-5017 contacts →

Exact match

“Verte is a sustainability consultancy specialising in real estate.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Oct 10, 202651-20016 contacts →

Exact match

“edenseven is a management consultancy firm that helps companies of all sizes achieve their sustainability goals and work towards net zero emissions.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Oct 10, 20261-1016 contacts →

Exact match

“CHAS, SAFE CONTRACTOR, CONSTRUCTIONLINE, SMAS, BUILDER'S PROFILE, ACCLAIM, EXOR AND ALTIUS Health & Safety Accreditation Consultants.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Oct 10, 202611-5015 contacts →

Exact match

“KLH Sustainability is a specialist consultancy providing support in delivering sustainable development.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Oct 10, 202611-5014 contacts →

Exact match

“At C2C Group we believe every construction and built environment business, no matter the size, deserves access to consultancy and training that truly make a difference.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Oct 10, 20261-1012 contacts →

Exact match

“ESGmark® helps organisations credibly demonstrate, measure, and improve their Environmental, Social, and Governance (ESG) performance.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Oct 10, 202611-5011 contacts →

Exact match

“JAW are a dynamic sustainability consultancy.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Oct 10, 202611-5011 contacts →

Exact match

“Global Environmental is an environmental consultancy practice which offers reliable and responsive planning, project management, surveys, analysis and tailored training packages.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Oct 10, 20261-109 contacts →

Exact match

“ModeScore can help any building, anywhere achieve a sustainable transport certification, ensuring it meets the highest possible standards for eco-friendly infrastructure and…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase

Showing 25 of 125 contractor sustainability compliance companies based in London, United Kingdom

See the full list, filter by size, metro and specialty, and access 8,004 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Contractor sustainability compliance companies based in London, United Kingdom at a glance

As of Oct 10, 2026
52.9%Verified-email coverage
121.1Average contacts per company
1-10Median size (employees)
Oct 10, 2026Page data refreshed

Companies by employee count

1-10
79
11-50
31
51-200
11
201-500
1
1,001-5,000
1
5,001-10,000
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 125 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 “contractor sustainability compliance companies” 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 8,004 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 10, 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 “contractor sustainability compliance companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many contractor sustainability compliance companies are there based in London, United Kingdom?

RevenueBase identified 125 company matches for contractor sustainability compliance companies 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?

ERM 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 contractor sustainability compliance companies?

London leads the United Kingdom with 125 company records, followed by Bristol (14) and Manchester (11).

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 8,004 professional contacts with verified work emails tracked across these 125 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 10, 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.