Company lists · Data refreshed September 2026
Top 25 Environmental consultancy firms based in the United Kingdom
RevenueBase identified 2,459 company matches for environmental consultancy firms associated with the United Kingdom as of September 2026 and tracks 42,788 professional contacts across them, including 20,614 with verified work emails and 4,549 with mobile numbers. London is the largest hub.
This list covers company matches for environmental consultancy firms associated with the 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 2, 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.
The 25 largest environmental consultancy firms based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,561 contacts → | ||||
Exact match “In an era of accelerating change, Exponent is the only premium engineering and scientific consulting firm with the depth and breadth of expertise to solve our clients’ most…” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 2 | 1,245 contacts → | ||||
Exact match “RSK Group is a global leader in the delivery of environmental and engineering solutions.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 3 | 1,116 contacts → | ||||
Exact match “We are an award-winning engineering consultancy with a creative team of engineers, designers, and technical specialists.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 4 | 687 contacts → | ||||
Exact match “Pell Frischmann is a specialist advisory and technical consultancy operating across the built and natural environment, helping to shape a better future for the communities in…” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 5 | 680 contacts → | ||||
Exact match “Click the 'Follow' button and explore careers at Ricardo on our 'Jobs' and 'Life' tabs and at careers.ricardo.com.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 6 | 656 contacts → | ||||
Exact match “KBR Consulting is one of the world's foremost engineering consultancies specializing in the hydrocarbon and energy industry.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 7 | 583 contacts → | ||||
Exact match “Dalcour Maclaren: delivering land, stakeholder and environmental solutions.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 8 | 572 contacts → | ||||
Exact match “Waterman Group is a multidisciplinary consultancy providing sustainable solutions to meet the planning, engineering design and project delivery needs of the property…” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 9 | 463 contacts → | ||||
Exact match “ADP Consulting, an Ayesa company, is a sustainability-led engineering consultancy on a quest to inspire a better world through influence and design.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 10 | 446 contacts → | ||||
Exact match “Welcome to Fairhurst: Fairhurst is a Limited Liability Partnership (LLP) of Consulting Engineers practicing in the UK, employing circa 400 staff in 16 principal offices.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 11 | 418 contacts → | ||||
Exact match “Fichtner is one of the world's leading independent engineering consultancy firms.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 12 | 379 contacts → | ||||
Exact match “LUC is an independent, employee-owned environmental consultancy celebrating its 60th anniversary.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 13 | 373 contacts → | ||||
Exact match “At Curtins we believe that the true value of our work is defined by the difference for good we make in the lives of real people.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 14 | 364 contacts → | ||||
Exact match “Valpak, a Reconomy brand, is an EcoVadis Platinum certified leader in environmental compliance, recycling, and sustainability solutions.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 15 | 265 contacts → | ||||
Exact match “Baily Garner is a leading multidisciplinary construction consultancy on a mission to positively impact people's lives.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 16 | 253 contacts → | ||||
Exact match “Wardell Armstrong is now part of SLR which is a leading global consultancy, accelerating our ability to deliver the net zero transition and helping our clients address critical…” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 17 | 221 contacts → | ||||
Exact match “Roughan and O’Donovan (ROD) is a leading civil, environmental and structural engineering consultancy.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 18 | 220 contacts → | ||||
Exact match “Water Research Centre (WRc) is a trusted provider of consultancy, technical services, accreditation schemes, research, innovation and training to customers around the globe.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 19 | 215 contacts → | ||||
Exact match “Supported by a network of specialist consulting engineers, environmentalists and our own collective experience, our philosophy is simple: to provide a qualitative economic and…” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 20 | 200 contacts → | ||||
Exact match “Bold steps forward.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 21 | 194 contacts → | ||||
Exact match “The Frankham Group provides a full range of consultany services to the built environment, including design, engineering and compliance.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 22 | 164 contacts → | ||||
Exact match “RSK Biocensus is an ecological consultancy with a presence across the country and an extensive network of ecologists throughout the UK.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 23 | 163 contacts → | ||||
Exact match “Aqua Consultants provide tailored environmental consultancy to broaden your thinking, lead transformation, and achieve successful outcomes.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 24 | 162 contacts → | ||||
Exact match “We're not just service providers; we're your long-term partners in creating a sustainable, compliant, and efficient future for your assets.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
| 25 | 152 contacts → | ||||
Exact match “Arthian has been established following a merger between Mabbett and IKM Consulting.” Recorded in the RevenueBase company graph · Sep 2, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “environmental consultancy firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 2,459 environmental consultancy firms based in the United Kingdom
See the full list, filter by size, metro and specialty, and access 20,614 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Environmental consultancy firms based in the United Kingdom at a glance
As of Sep 2, 2026Companies by employee count
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 the United Kingdom whose business descriptions match “environmental consultancy firms” 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 20,614 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 2, 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.
Environmental consultancy firms by metro
- Environmental consultancy firms in London378
- Environmental consultancy firms in Manchester54
- Environmental consultancy firms in Bristol45
- Environmental consultancy firms in Edinburgh32
- Environmental consultancy firms in Glasgow30
- Environmental consultancy firms in Leeds29
- Environmental consultancy firms in Cardiff26
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 “environmental consultancy firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many environmental consultancy firms are there based in the United Kingdom?
RevenueBase identified 2,459 company matches for environmental consultancy firms associated with the 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?
Exponent tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most environmental consultancy firms?
London leads with 378 company records, followed by Manchester (54) and Bristol (45).
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 20,614 professional contacts with verified work emails tracked across these 2,459 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 2, 2026.
Ready to reach these companies? Verified emails and direct dials for all 2,459 environmental consultancy firms based in the United Kingdom. Start with a free account, no credit card.
Download this list →Related lists
Environmental consultancy firms by geography
- Environmental consultancy firms based in the United States
- Environmental consultancy firms based in Brazil
- Environmental consultancy firms based in France
- Environmental consultancy firms based in Italy
- Environmental consultancy firms based in Australia
- Environmental consultancy firms based in Canada
- Environmental consultancy firms based in Spain
- Environmental consultancy firms based in Germany
- Environmental consultancy firms based in the Netherlands
- Environmental consultancy firms based in Mexico
- Environmental consultancy firms based in South Africa
- Environmental consultancy firms based in Argentina
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Environmental consultancy firms based in the United States
- Environmental consultancy firms based in Brazil
- Environmental consultancy firms based in France
- Environmental consultancy firms based in Italy
- Environmental consultancy firms based in Australia
- Environmental consultancy firms based in Canada
Company intelligence · public preview
Top 25 environmental consultancy firms based in the United Kingdom
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 2,459 matching company records for environmental consultancy firms based in the United Kingdom, with 42,788 tracked contacts and 20,614 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 2, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 environmental consultancy firms based in the United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Exponentexponent.comHQ: HQ not recorded; location: London, United KingdomReported employees: 1,001-5,000 | HQ not recorded; location: London, United Kingdom | 1,001-5,000 | Exact match | 1,561 contacts → |
“In an era of accelerating change, Exponent is the only premium engineering and scientific consulting firm with the depth and breadth of expertise to solve our clients’ most…” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  RSK Grouprskgroup.comHQ: HQ not recorded; location: Bristol, United KingdomReported employees: 10001+ | HQ not recorded; location: Bristol, United Kingdom | 10001+ | Exact match | 1,245 contacts → |
“RSK Group is a global leader in the delivery of environmental and engineering solutions.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Hoare LEAhoarelea.comHQ: HQ not recorded; location: London, United KingdomReported employees: 501-1,000 | HQ not recorded; location: London, United Kingdom | 501-1,000 | Exact match | 1,116 contacts → |
“We are an award-winning engineering consultancy with a creative team of engineers, designers, and technical specialists.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Pell Frischmannpellfrischmann.comHQ: HQ not recorded; location: London, United KingdomReported employees: 501-1,000 | HQ not recorded; location: London, United Kingdom | 501-1,000 | Exact match | 687 contacts → |
“Pell Frischmann is a specialist advisory and technical consultancy operating across the built and natural environment, helping to shape a better future for the communities in…” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Ricardo PLCricardo.comHQ: HQ not recorded; location: London, United KingdomReported employees: 1,001-5,000 | HQ not recorded; location: London, United Kingdom | 1,001-5,000 | Exact match | 680 contacts → |
“Click the 'Follow' button and explore careers at Ricardo on our 'Jobs' and 'Life' tabs and at careers.ricardo.com.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  KBR Granhernekbr.comHQ: HQ not recorded; location: Leatherhead, United KingdomReported employees: 501-1,000 | HQ not recorded; location: Leatherhead, United Kingdom | 501-1,000 | Exact match | 656 contacts → |
“KBR Consulting is one of the world's foremost engineering consultancies specializing in the hydrocarbon and energy industry.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Dalcour Maclarendalcourmaclaren.comHQ: HQ not recorded; location: Chesterton, United KingdomReported employees: 501-1,000 | HQ not recorded; location: Chesterton, United Kingdom | 501-1,000 | Exact match | 583 contacts → |
“Dalcour Maclaren: delivering land, stakeholder and environmental solutions.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Waterman Groupwatermangroup.comHQ: HQ not recorded; location: London, United KingdomReported employees: 1,001-5,000 | HQ not recorded; location: London, United Kingdom | 1,001-5,000 | Exact match | 572 contacts → |
“Waterman Group is a multidisciplinary consultancy providing sustainable solutions to meet the planning, engineering design and project delivery needs of the property…” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  ADP Consultingadpconsulting.comHQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 463 contacts → |
“ADP Consulting, an Ayesa company, is a sustainability-led engineering consultancy on a quest to inspire a better world through influence and design.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Fairhurstfairhurst.co.ukHQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 446 contacts → |
“Welcome to Fairhurst: Fairhurst is a Limited Liability Partnership (LLP) of Consulting Engineers practicing in the UK, employing circa 400 staff in 16 principal offices.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Fichtner Consulting Engineers LTDfichtner.co.ukHQ: HQ not recorded; location: Glasgow, United KingdomReported employees: 51-200 | HQ not recorded; location: Glasgow, United Kingdom | 51-200 | Exact match | 418 contacts → |
“Fichtner is one of the world's leading independent engineering consultancy firms.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  LUClanduse.co.ukHQ: HQ not recorded; location: Sheffield, United KingdomReported employees: 201-500 | HQ not recorded; location: Sheffield, United Kingdom | 201-500 | Exact match | 379 contacts → |
“LUC is an independent, employee-owned environmental consultancy celebrating its 60th anniversary.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Curtinscurtins.comHQ: HQ not recorded; location: Edinburgh, United KingdomReported employees: 201-500 | HQ not recorded; location: Edinburgh, United Kingdom | 201-500 | Exact match | 373 contacts → |
“At Curtins we believe that the true value of our work is defined by the difference for good we make in the lives of real people.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Valpak Limitedvalpak.co.ukHQ: HQ not recorded; location: Stratford-Upon-Avon, United KingdomReported employees: 201-500 | HQ not recorded; location: Stratford-Upon-Avon, United Kingdom | 201-500 | Exact match | 364 contacts → |
“Valpak, a Reconomy brand, is an EcoVadis Platinum certified leader in environmental compliance, recycling, and sustainability solutions.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Baily Garnerbailygarner.co.ukHQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 265 contacts → |
“Baily Garner is a leading multidisciplinary construction consultancy on a mission to positively impact people's lives.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Wardell Armstrong LLP Part Of SLRwardell-armstrong.comHQ: HQ not recorded; location: Edinburgh, United KingdomReported employees: 501-1,000 | HQ not recorded; location: Edinburgh, United Kingdom | 501-1,000 | Exact match | 253 contacts → |
“Wardell Armstrong is now part of SLR which is a leading global consultancy, accelerating our ability to deliver the net zero transition and helping our clients address critical…” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Roughan & O'donovanrod.ieHQ: HQ not recorded; location: Otley Leeds, United KingdomReported employees: 201-500 | HQ not recorded; location: Otley Leeds, United Kingdom | 201-500 | Exact match | 221 contacts → |
“Roughan and O’Donovan (ROD) is a leading civil, environmental and structural engineering consultancy.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  WRC Groupwrcgroup.comHQ: HQ not recorded; location: Swindon, United KingdomReported employees: 201-500 | HQ not recorded; location: Swindon, United Kingdom | 201-500 | Exact match | 220 contacts → |
“Water Research Centre (WRc) is a trusted provider of consultancy, technical services, accreditation schemes, research, innovation and training to customers around the globe.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  The Erith Grouperith.comHQ: HQ not recorded; location: London, United KingdomReported employees: 501-1,000 | HQ not recorded; location: London, United Kingdom | 501-1,000 | Exact match | 215 contacts → |
“Supported by a network of specialist consulting engineers, environmentalists and our own collective experience, our philosophy is simple: to provide a qualitative economic and…” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Horwath HTLhorwathhtl.comHQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 200 contacts → |
“Bold steps forward.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Frankham Groupfrankham.comHQ: HQ not recorded; location: London, United KingdomReported employees: 51-200 | HQ not recorded; location: London, United Kingdom | 51-200 | Exact match | 194 contacts → |
“The Frankham Group provides a full range of consultany services to the built environment, including design, engineering and compliance.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  RSK Biocensusrskbiocensus.comHQ: HQ not recorded; location: Leeds, United KingdomReported employees: 201-500 | HQ not recorded; location: Leeds, United Kingdom | 201-500 | Exact match | 164 contacts → |
“RSK Biocensus is an ecological consultancy with a presence across the country and an extensive network of ecologists throughout the UK.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Aqua Consultantsaquaconsultants.comHQ: HQ not recorded; location: Birmingham, United KingdomReported employees: 51-200 | HQ not recorded; location: Birmingham, United Kingdom | 51-200 | Exact match | 163 contacts → |
“Aqua Consultants provide tailored environmental consultancy to broaden your thinking, lead transformation, and achieve successful outcomes.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Lucionluciongroup.comHQ: HQ not recorded; location: Gateshead, United KingdomReported employees: 501-1,000 | HQ not recorded; location: Gateshead, United Kingdom | 501-1,000 | Exact match | 162 contacts → |
“We're not just service providers; we're your long-term partners in creating a sustainable, compliant, and efficient future for your assets.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Arthian LTDarthian.comHQ: HQ not recorded; location: Anglesey, United KingdomReported employees: 201-500 | HQ not recorded; location: Anglesey, United Kingdom | 201-500 | Exact match | 152 contacts → |
“Arthian has been established following a merger between Mabbett and IKM Consulting.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 2,459 company matches
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Environmental consultancy firms: dataset insights
September 2, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
2,407 records in the displayed employee bands.
52 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 2, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Environmental consultancy firms by metro
- Environmental consultancy firms in London378
- Environmental consultancy firms in Manchester54
- Environmental consultancy firms in Bristol45
- Environmental consultancy firms in Edinburgh32
- Environmental consultancy firms in Glasgow30
- Environmental consultancy firms in Leeds29
- Environmental consultancy firms in Cardiff26
Questions about this company list
What does Exact match mean for environmental consultancy firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many environmental consultancy firms did RevenueBase find based in the United Kingdom?
The saved snapshot records 2,459 matching company records, 42,788 tracked contacts and 20,614 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 2, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Environmental consultancy firms by geography
- Environmental consultancy firms based in the United States
- Environmental consultancy firms based in Brazil
- Environmental consultancy firms based in France
- Environmental consultancy firms based in Italy
- Environmental consultancy firms based in Australia
- Environmental consultancy firms based in Canada
- Environmental consultancy firms based in Spain
- Environmental consultancy firms based in Germany
- Environmental consultancy firms based in the Netherlands
- Environmental consultancy firms based in Mexico
- Environmental consultancy firms based in South Africa
- Environmental consultancy firms based in Argentina
Cite this list
RevenueBase Data Team. Top 25 environmental consultancy firms based in the United Kingdom. Snapshot: September 2, 2026. https://revenuebase.ai/companies/environmental-consultancy-firms/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Environmental consultancy firms based in the United States
- Environmental consultancy firms based in Brazil
- Environmental consultancy firms based in France
- Environmental consultancy firms based in Italy
- Environmental consultancy firms based in Australia
- Environmental consultancy firms based in Canada
Company intelligence · public preview
Top 25 environmental consultancy firms based in the United Kingdom
RevenueBase records 2,459 matching company records for environmental consultancy firms based in the United Kingdom, with 42,788 tracked contacts and 20,614 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 2, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 environmental consultancy firms based in the United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Exponentexponent.com HQ: HQ not recorded; location: London, United KingdomReported employees: 1,001-5,000 | HQ not recorded; location: London, United Kingdom | 1,001-5,000 | Exact match | 1,561 contacts → |
“In an era of accelerating change, Exponent is the only premium engineering and scientific consulting firm with the depth and breadth of expertise to solve our clients’ most…” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | RSK Grouprskgroup.com HQ: HQ not recorded; location: Bristol, United KingdomReported employees: 10001+ | HQ not recorded; location: Bristol, United Kingdom | 10001+ | Exact match | 1,245 contacts → |
“RSK Group is a global leader in the delivery of environmental and engineering solutions.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Hoare LEAhoarelea.com HQ: HQ not recorded; location: London, United KingdomReported employees: 501-1,000 | HQ not recorded; location: London, United Kingdom | 501-1,000 | Exact match | 1,116 contacts → |
“We are an award-winning engineering consultancy with a creative team of engineers, designers, and technical specialists.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Pell Frischmannpellfrischmann.com HQ: HQ not recorded; location: London, United KingdomReported employees: 501-1,000 | HQ not recorded; location: London, United Kingdom | 501-1,000 | Exact match | 687 contacts → |
“Pell Frischmann is a specialist advisory and technical consultancy operating across the built and natural environment, helping to shape a better future for the communities in…” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Ricardo PLCricardo.com HQ: HQ not recorded; location: London, United KingdomReported employees: 1,001-5,000 | HQ not recorded; location: London, United Kingdom | 1,001-5,000 | Exact match | 680 contacts → |
“Click the 'Follow' button and explore careers at Ricardo on our 'Jobs' and 'Life' tabs and at careers.ricardo.com.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | KBR Granhernekbr.com HQ: HQ not recorded; location: Leatherhead, United KingdomReported employees: 501-1,000 | HQ not recorded; location: Leatherhead, United Kingdom | 501-1,000 | Exact match | 656 contacts → |
“KBR Consulting is one of the world's foremost engineering consultancies specializing in the hydrocarbon and energy industry.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Dalcour Maclarendalcourmaclaren.com HQ: HQ not recorded; location: Chesterton, United KingdomReported employees: 501-1,000 | HQ not recorded; location: Chesterton, United Kingdom | 501-1,000 | Exact match | 583 contacts → |
“Dalcour Maclaren: delivering land, stakeholder and environmental solutions.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Waterman Groupwatermangroup.com HQ: HQ not recorded; location: London, United KingdomReported employees: 1,001-5,000 | HQ not recorded; location: London, United Kingdom | 1,001-5,000 | Exact match | 572 contacts → |
“Waterman Group is a multidisciplinary consultancy providing sustainable solutions to meet the planning, engineering design and project delivery needs of the property…” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | ADP Consultingadpconsulting.com HQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 463 contacts → |
“ADP Consulting, an Ayesa company, is a sustainability-led engineering consultancy on a quest to inspire a better world through influence and design.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Fairhurstfairhurst.co.uk HQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 446 contacts → |
“Welcome to Fairhurst: Fairhurst is a Limited Liability Partnership (LLP) of Consulting Engineers practicing in the UK, employing circa 400 staff in 16 principal offices.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Fichtner Consulting Engineers LTDfichtner.co.uk HQ: HQ not recorded; location: Glasgow, United KingdomReported employees: 51-200 | HQ not recorded; location: Glasgow, United Kingdom | 51-200 | Exact match | 418 contacts → |
“Fichtner is one of the world's leading independent engineering consultancy firms.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | LUClanduse.co.uk HQ: HQ not recorded; location: Sheffield, United KingdomReported employees: 201-500 | HQ not recorded; location: Sheffield, United Kingdom | 201-500 | Exact match | 379 contacts → |
“LUC is an independent, employee-owned environmental consultancy celebrating its 60th anniversary.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Curtinscurtins.com HQ: HQ not recorded; location: Edinburgh, United KingdomReported employees: 201-500 | HQ not recorded; location: Edinburgh, United Kingdom | 201-500 | Exact match | 373 contacts → |
“At Curtins we believe that the true value of our work is defined by the difference for good we make in the lives of real people.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Valpak Limitedvalpak.co.uk HQ: HQ not recorded; location: Stratford-Upon-Avon, United KingdomReported employees: 201-500 | HQ not recorded; location: Stratford-Upon-Avon, United Kingdom | 201-500 | Exact match | 364 contacts → |
“Valpak, a Reconomy brand, is an EcoVadis Platinum certified leader in environmental compliance, recycling, and sustainability solutions.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Baily Garnerbailygarner.co.uk HQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 265 contacts → |
“Baily Garner is a leading multidisciplinary construction consultancy on a mission to positively impact people's lives.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Wardell Armstrong LLP Part Of SLRwardell-armstrong.com HQ: HQ not recorded; location: Edinburgh, United KingdomReported employees: 501-1,000 | HQ not recorded; location: Edinburgh, United Kingdom | 501-1,000 | Exact match | 253 contacts → |
“Wardell Armstrong is now part of SLR which is a leading global consultancy, accelerating our ability to deliver the net zero transition and helping our clients address critical…” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Roughan & O'donovanrod.ie HQ: HQ not recorded; location: Otley Leeds, United KingdomReported employees: 201-500 | HQ not recorded; location: Otley Leeds, United Kingdom | 201-500 | Exact match | 221 contacts → |
“Roughan and O’Donovan (ROD) is a leading civil, environmental and structural engineering consultancy.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | WRC Groupwrcgroup.com HQ: HQ not recorded; location: Swindon, United KingdomReported employees: 201-500 | HQ not recorded; location: Swindon, United Kingdom | 201-500 | Exact match | 220 contacts → |
“Water Research Centre (WRc) is a trusted provider of consultancy, technical services, accreditation schemes, research, innovation and training to customers around the globe.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | The Erith Grouperith.com HQ: HQ not recorded; location: London, United KingdomReported employees: 501-1,000 | HQ not recorded; location: London, United Kingdom | 501-1,000 | Exact match | 215 contacts → |
“Supported by a network of specialist consulting engineers, environmentalists and our own collective experience, our philosophy is simple: to provide a qualitative economic and…” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Horwath HTLhorwathhtl.com HQ: HQ not recorded; location: London, United KingdomReported employees: 201-500 | HQ not recorded; location: London, United Kingdom | 201-500 | Exact match | 200 contacts → |
“Bold steps forward.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Frankham Groupfrankham.com HQ: HQ not recorded; location: London, United KingdomReported employees: 51-200 | HQ not recorded; location: London, United Kingdom | 51-200 | Exact match | 194 contacts → |
“The Frankham Group provides a full range of consultany services to the built environment, including design, engineering and compliance.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | RSK Biocensusrskbiocensus.com HQ: HQ not recorded; location: Leeds, United KingdomReported employees: 201-500 | HQ not recorded; location: Leeds, United Kingdom | 201-500 | Exact match | 164 contacts → |
“RSK Biocensus is an ecological consultancy with a presence across the country and an extensive network of ecologists throughout the UK.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Aqua Consultantsaquaconsultants.com HQ: HQ not recorded; location: Birmingham, United KingdomReported employees: 51-200 | HQ not recorded; location: Birmingham, United Kingdom | 51-200 | Exact match | 163 contacts → |
“Aqua Consultants provide tailored environmental consultancy to broaden your thinking, lead transformation, and achieve successful outcomes.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Lucionluciongroup.com HQ: HQ not recorded; location: Gateshead, United KingdomReported employees: 501-1,000 | HQ not recorded; location: Gateshead, United Kingdom | 501-1,000 | Exact match | 162 contacts → |
“We're not just service providers; we're your long-term partners in creating a sustainable, compliant, and efficient future for your assets.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Arthian LTDarthian.com HQ: HQ not recorded; location: Anglesey, United KingdomReported employees: 201-500 | HQ not recorded; location: Anglesey, United Kingdom | 201-500 | Exact match | 152 contacts → |
“Arthian has been established following a merger between Mabbett and IKM Consulting.” Recorded description excerpt · September 2, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 2,459 company matches
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Environmental consultancy firms: dataset insights
September 2, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
2,407 records in the displayed employee bands.
52 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 2, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Environmental consultancy firms by metro
- Environmental consultancy firms in London378
- Environmental consultancy firms in Manchester54
- Environmental consultancy firms in Bristol45
- Environmental consultancy firms in Edinburgh32
- Environmental consultancy firms in Glasgow30
- Environmental consultancy firms in Leeds29
- Environmental consultancy firms in Cardiff26
Questions about this company list
What does Exact match mean for environmental consultancy firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many environmental consultancy firms did RevenueBase find based in the United Kingdom?
The saved snapshot records 2,459 matching company records, 42,788 tracked contacts and 20,614 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 2, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Environmental consultancy firms by geography
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- Environmental consultancy firms based in Spain
- Environmental consultancy firms based in Germany
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Cite this list
RevenueBase Data Team. Top 25 environmental consultancy firms based in the United Kingdom. Snapshot: September 2, 2026. https://revenuebase.ai/companies/environmental-consultancy-firms/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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