Company lists · Data refreshed September 2026

Top 24 Low-impact development builders based in the United Kingdom

RevenueBase identified 74 low-impact development builders headquartered in the United Kingdom as of September 2026 and tracks 653 professional contacts across them, including 193 with verified work emails. London is the largest hub.

This list covers low-impact development builders headquartered in the 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 20, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 20, 2026 86% judged on-target in blind review
74Companies
653Contacts tracked
193Verified emails
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The 24 largest low-impact development builders based in the United Kingdom

Ranked by team size
Top 24 of 74 low-impact development builders based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to low-impact development builders: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceBedford, United KingdomHQ checked Sep 20, 2026501-1,000192 contacts →

Indirect evidence

“From the time we have spent working with some of the U.K.'s most prominent housing developers, we have become highly adept in supporting large-scale residential-led strategic…”

Source: RevenueBase Database · checked Sep 20, 2026
2Indirect evidenceBodiam, United KingdomHQ checked Sep 20, 202651-20084 contacts →

Indirect evidence

“At GreenBlue Urban, we believe better cities start with better infrastructure.”

Source: RevenueBase Database · checked Sep 20, 2026
3Indirect evidenceLondon, United KingdomHQ checked Sep 20, 202611-5034 contacts →

Indirect evidence

“We’re helping to create a world where every building is truly zero carbon.”

Source: RevenueBase Database · checked Sep 20, 2026
4Indirect evidenceLondon, United KingdomHQ checked Sep 20, 202611-5025 contacts →

Indirect evidence

“We are an award-winning design company creating bespoke green infrastructure for public realm projects.”

Source: RevenueBase Database · checked Sep 20, 2026
5Indirect evidenceLondon, United KingdomHQ checked Sep 20, 202611-5024 contacts →

Indirect evidence

“Since our inception in 2004, Marek Wojciechowski Architects have been driven by the pursuit of quality - a belief that our surroundings directly influence the quality of our lives.”

Source: RevenueBase Database · checked Sep 20, 2026
6Indirect evidenceLondon, United KingdomHQ checked Sep 20, 202611-5021 contacts →

Indirect evidence

“We are UK leaders in environmental and socially inclusive design across multiple sectors – including Housing, Education, Mixed-Use, Masterplanning, Leisure & Retrofit.”

Source: RevenueBase Database · checked Sep 20, 2026
7Indirect evidenceGlasgow, United KingdomHQ checked Sep 20, 202611-5014 contacts →

Indirect evidence

“John Gilbert Architects is a Glasgow-based design studio, passionate about designing places for people and the planet.”

Source: RevenueBase Database · checked Sep 20, 2026
8Indirect evidenceManchester, United KingdomHQ checked Sep 20, 202611-5010 contacts →

Indirect evidence

“We love what we do!”

Source: RevenueBase Database · checked Sep 20, 2026
9Indirect evidenceBruton, United KingdomHQ checked Sep 20, 20261-106 contacts →

Indirect evidence

“Urquhart & Hunt is a landscape design studio dedicated to nature, with an impeccable design and fulfilment process.”

Source: RevenueBase Database · checked Sep 20, 2026
10Indirect evidenceLondon, United KingdomHQ checked Sep 20, 20261-104 contacts →

Indirect evidence

“Established in 2016 by one founding director, we are now a growing, ambitious, multi-national team of nine.”

Source: RevenueBase Database · checked Sep 20, 2026
11Indirect evidencePlymouth, United KingdomHQ checked Sep 20, 202611-504 contacts →

Indirect evidence

“At the forefront of sustainable design in both planning and construction, our award-winning team have been industry leaders for over 35 years.”

Source: RevenueBase Database · checked Sep 20, 2026
12Indirect evidenceLondon, United KingdomHQ checked Sep 20, 20261-104 contacts →

Indirect evidence

“Studio gb is a landscape architecture and design studio focused on the integration of nature into the city.”

Source: RevenueBase Database · checked Sep 20, 2026
13Partial evidenceLondon, United KingdomHQ checked Sep 20, 20261-104 contacts →

Partial evidence

“DASH is a sustainable architecture and structural engineering studio in London and South East that builds and reimagines less impactful homes.”

Source: RevenueBase Database · checked Sep 20, 2026
14Indirect evidenceStoke-on-trent, United KingdomHQ checked Sep 20, 20261-103 contacts →

Indirect evidence

“Awscape is a high quality landscape architectural practice.”

Source: RevenueBase Database · checked Sep 20, 2026
15Partial evidenceManchester, United KingdomHQ checked Sep 20, 20261-103 contacts →

Partial evidence

“As you might guess from the name, Picture This began as an idea; a what-if that became a belief, and ultimately grew into a full-on commitment to doing residential development…”

Source: RevenueBase Database · checked Sep 20, 2026
16Indirect evidenceLondon, United KingdomHQ checked Sep 20, 202611-503 contacts →

Indirect evidence

“Urban Systems Design is driven to make people focused buildings, in livable cities, on a healthy planet.”

Source: RevenueBase Database · checked Sep 20, 2026
17Indirect evidenceLondon, United KingdomHQ checked Sep 20, 202611-503 contacts →

Indirect evidence

“ZEF Concepts is a Sustainability and Green Technologies consultancy based in the UK.”

Source: RevenueBase Database · checked Sep 20, 2026
18Indirect evidencePortslade, United KingdomHQ checked Sep 20, 20261-103 contacts →

Indirect evidence

“Multi-award winning experts in greenroofs and green infrastructure, we are a thriving SME that is big enough to take on large and technically-complex projects (we specialise in…”

Source: RevenueBase Database · checked Sep 20, 2026
19Indirect evidenceExeter, United KingdomHQ checked Sep 20, 20261-103 contacts →

Indirect evidence

“Grenadier prides itself on pushing the boundaries of sustainability to deliver projects that not only benefit homeowners and the community, but also the wider environment.”

Source: RevenueBase Database · checked Sep 20, 2026
20Indirect evidenceKendal, United KingdomHQ checked Sep 20, 202611-502 contacts →

Indirect evidence

“Ben Cunliffe Architects are extremely environmentally conscious and fully aware of the carbon footprint a new build can create.”

Source: RevenueBase Database · checked Sep 20, 2026
21Indirect evidenceLeatherhead, United KingdomHQ checked Sep 20, 202611-502 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 20, 2026
22Indirect evidenceIngatestone, United KingdomHQ checked Sep 20, 202611-501 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 20, 2026
23Indirect evidenceNear Royston, United KingdomHQ checked Sep 20, 202611-501 contacts →

Indirect evidence

“Sustainable construction is at the heart of what we do.”

Source: RevenueBase Database · checked Sep 20, 2026
24Indirect evidenceCowes, United KingdomHQ checked Sep 20, 20261-101 contacts →

Indirect evidence

“Vectis Sustainable Engineering Ltd is all about engineering a sustainable future.”

Source: RevenueBase Database · checked Sep 20, 2026

Showing 24 of 74 low-impact development builders based in the United Kingdom

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Low-impact development builders based in the United Kingdom at a glance

As of Sep 20, 2026
29.6%Verified-email coverage
8.8Average contacts per company
1-10Median size (employees)
23.0%Largest-city concentration · London
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
45
11-50
23
51-200
3
501-1,000
1

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 74 companies.

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 low-impact development builders, 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 the United Kingdom whose own description of what they do matches “low-impact development builders”. 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 low-impact development builders), 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 low-impact development builders, and records with no verified work email. Companies headquartered outside United Kingdom 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, 193 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 20, 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.

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 low-impact development builders, 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 low-impact development builders are there based in the United Kingdom?

RevenueBase identified 74 low-impact development builders headquartered in the 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?

ECL Civil Engineering LTD, headquartered in Kempston, tops this list with the largest team on record.

Which city has the most low-impact development builders?

London leads with 17 headquartered companies, followed by Exeter (5) and Glasgow (3).

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 193 verified decision-maker contacts tracked across these 74 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 20, 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.