Company lists · Data refreshed September 2026
Top 25 Building systems engineering firms based in the United Kingdom
RevenueBase identified 872 company matches for building systems engineering firms associated with the United Kingdom as of September 2026 and tracks 11,974 professional contacts across them, including 5,389 with verified work emails. London is the largest hub.
This list covers company matches for building systems engineering 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 16, 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 building systems engineering firms based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,103 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 16, 2026 · View company records in RevenueBase | |||||
| 2 | 336 contacts → | ||||
Exact match “At VVB, we deliver mechanical, electrical, telecommunication, temporaries and fire engineering expertise and services for large-scale infrastructure projects.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 3 | 146 contacts → | ||||
Exact match “Harley Haddow are Civil, Structural, Mechanical, Electrical, Building Performance & Sustainability and Geotechnical Consulting Engineers.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 4 | 138 contacts → | ||||
Exact match “MCS Ltd are specialist building services engineers covering all aspects of commercial and industrial building services and infrastructure engineering across varying market sectors.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 5 | 127 contacts → | ||||
Exact match “Wintech are a building engineering consultancy service with a strong design heritage, working on projects ranging from new build, sustainable developments to complex building…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 6 | 123 contacts → | ||||
Exact match “Cilantro Engineering is a multi-discipline Building Services Contractor offering a vast range of Mechanical and Electrical Design & Installation services.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 7 | 112 contacts → | ||||
Exact match “Our mission is to excel in the design, installation and maintenance of the electro-technical systems that connect to create fit for purpose building environments.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 8 | 111 contacts → | ||||
Exact match “Founded in 1988, we are a family-owned business of passionate engineers who specialise in building services-driven construction projects, undertaking all major works in-house.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 9 | 109 contacts → | ||||
Exact match “Founded in 1957, Stothers (M&E) Ltd is a national market leader in the provision of Mechanical and Electrical Building Services and Contract Maintenance.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 10 | 106 contacts → | ||||
Exact match “Established in 1968 as a firm of Consulting Civil & Structural Engineers Alan Wood & Partners now have 7 offices in the UK.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 11 | 103 contacts → | ||||
Exact match “JCW Energy Services is a privately held SME business operating in the building services engineering sector throughout the UK.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 12 | 102 contacts → | ||||
Exact match “We are EFT Group.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 13 | 99 contacts → | ||||
Exact match “Woodford specialise in mechanical and electrical building services for the construction market.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 14 | 98 contacts → | ||||
Exact match “We are an independent Building Services Consultancy providing national coverage.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 15 | 95 contacts → | ||||
Exact match “With over 40 years of experience in building services engineering, Sowga, a Pareto company, is a trusted provider of mechanical and electrical engineering, maintenance, and…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 16 | 89 contacts → | ||||
Exact match “Narro is a team of Consulting Structural & Civil Engineers with offices in Edinburgh, Glasgow, Stirling, Inverness, Aberdeen, Newcastle, and London.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 17 | 87 contacts → | ||||
Exact match “SDS is a forward-looking, dynamic construction consultancy specialising in the design of sustainable, mechanical and electrical engineering systems for buildings.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 18 | 81 contacts → | ||||
Exact match “Grant Walker Engineering specialise in the complete installation of Electrical and Mechanical systems across all work sectors including quality office developments, commercial and…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 19 | 79 contacts → | ||||
Exact match “Established in 1955, we are a leading mechanical and electrical building services engineering contractor operating throughout the United Kingdom and Ireland.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 20 | 78 contacts → | ||||
Exact match “Principle One provides Systems Engineering, Architecture and Business Consulting services within the Law Enforcement, National Security, Health and wider public sector.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 21 | 77 contacts → | ||||
Exact match “Will Rudd are Consulting Civil & Structural Engineers with an excellent track record in delivering a quality product.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 22 | 75 contacts → | ||||
Exact match “Synoptix was formed in 2011 to provide engineering solutions across various technical industries.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 23 | 73 contacts → | ||||
Exact match “Delap & Waller Mechanical and Electrical Building Services Engineers was founded in 1911, and to this day we remain a leader in the field of Mechanical and Electrical Building…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 24 | 69 contacts → | ||||
Exact match “PWP Building Services is a UK provider of mechanical and electrical building services, fire, security and facilities management – supporting commercial organisations across…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 25 | 68 contacts → | ||||
Exact match “JDP is a Building Services Engineering Consultancy with offices in Reading, employing engineers with practical design skills.” Recorded in the RevenueBase company graph · Sep 16, 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 “building systems engineering 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 872 building systems engineering firms based in the United Kingdom
See the full list, filter by size, metro and specialty, and access 5,389 tracked professional contacts with verified work emails. Direct dials are available where recorded.
Free signup · no credit card
Building systems engineering firms based in the United Kingdom at a glance
As of Sep 16, 2026Companies by employee count
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 872 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 the United Kingdom whose business descriptions match “building systems engineering 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 5,389 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 16, 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 “building systems engineering firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many building systems engineering firms are there based in the United Kingdom?
RevenueBase identified 872 company matches for building systems engineering 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?
Hoare LEA tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most building systems engineering firms?
London leads with 128 company records, followed by Bristol (28) and Manchester (20).
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 5,389 professional contacts with verified work emails tracked across these 872 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 16, 2026.
Ready to reach these companies? Verified emails and direct dials for all 872 building systems engineering firms based in the United Kingdom. Start with a free account, no credit card.
Download this list →Related lists
Building systems engineering firms by geography
- Building systems engineering firms based in Belo Horizonte, Brazil
- Building systems engineering firms based in Sao Paulo, Brazil
- Building systems engineering firms based in Calgary, Canada
- Building systems engineering firms based in Edmonton, Canada
- Building systems engineering firms based in Toronto, Canada
- Building systems engineering firms based in Berlin, Germany
- Building systems engineering firms based in Hamburg, Germany
- Building systems engineering firms based in Pune, India
- Building systems engineering firms based in Austin, United States
- Building systems engineering firms based in Chicago, United States
- Building systems engineering firms based in Dallas, United States
- Building systems engineering firms based in Houston, United States
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
- Building systems engineering firms based in Belo Horizonte, Brazil
- Building systems engineering firms based in Sao Paulo, Brazil
- Building systems engineering firms based in Calgary, Canada
- Building systems engineering firms based in Edmonton, Canada
- Building systems engineering firms based in Toronto, Canada
- Building systems engineering firms based in Berlin, Germany
Company intelligence · public preview
Top 25 building systems engineering 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 872 matching company records for building systems engineering firms based in the United Kingdom, with 11,974 tracked contacts and 5,389 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 16, 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 building systems engineering 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 |  Hoare LEAhoarelea.comHQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 1,103 contacts → |
“We are an award-winning engineering consultancy with a creative team of engineers, designers, and technical specialists.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  VVB Engineeringvvb-eng.comHQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 336 contacts → |
“At VVB, we deliver mechanical, electrical, telecommunication, temporaries and fire engineering expertise and services for large-scale infrastructure projects.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Harley Haddowharleyhaddow.comHQ: Edinburgh, United KingdomReported employees: 51-200 | Edinburgh, United Kingdom | 51-200 | Exact match | 146 contacts → |
“Harley Haddow are Civil, Structural, Mechanical, Electrical, Building Performance & Sustainability and Geotechnical Consulting Engineers.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  MCSmcsmc.co.ukHQ: Bristol, United KingdomReported employees: 51-200 | Bristol, United Kingdom | 51-200 | Exact match | 138 contacts → |
“MCS Ltd are specialist building services engineers covering all aspects of commercial and industrial building services and infrastructure engineering across varying market sectors.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Wintechwintech-group.comHQ: Wolverhampton, United KingdomReported employees: 51-200 | Wolverhampton, United Kingdom | 51-200 | Exact match | 127 contacts → |
“Wintech are a building engineering consultancy service with a strong design heritage, working on projects ranging from new build, sustainable developments to complex building…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Cilantro Engineering UK Limitedcilantroeng.co.ukHQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 123 contacts → |
“Cilantro Engineering is a multi-discipline Building Services Contractor offering a vast range of Mechanical and Electrical Design & Installation services.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Darke & Taylor LTDdarkeandtaylor.co.ukHQ: Oxfordshire, United KingdomReported employees: 51-200 | Oxfordshire, United Kingdom | 51-200 | Exact match | 112 contacts → |
“Our mission is to excel in the design, installation and maintenance of the electro-technical systems that connect to create fit for purpose building environments.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | East West Connect LTDeastwestconnect.com HQ: Perivale, United KingdomReported employees: 201-500 | Perivale, United Kingdom | 201-500 | Exact match | 111 contacts → |
“Founded in 1988, we are a family-owned business of passionate engineers who specialise in building services-driven construction projects, undertaking all major works in-house.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Stothers M&e LTDstothersm-e.co.uk HQ: Belfast, United KingdomReported employees: 51-200 | Belfast, United Kingdom | 51-200 | Exact match | 109 contacts → |
“Founded in 1957, Stothers (M&E) Ltd is a national market leader in the provision of Mechanical and Electrical Building Services and Contract Maintenance.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Alan Wood & Partnersalanwood.co.ukHQ: Hull, United KingdomReported employees: 51-200 | Hull, United Kingdom | 51-200 | Exact match | 106 contacts → |
“Established in 1968 as a firm of Consulting Civil & Structural Engineers Alan Wood & Partners now have 7 offices in the UK.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | JCW Energy Services LTDjcwes.com HQ: Melbourn, United KingdomReported employees: 201-500 | Melbourn, United Kingdom | 201-500 | Exact match | 103 contacts → |
“JCW Energy Services is a privately held SME business operating in the building services engineering sector throughout the UK.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  EFT Groupeftgroup.co.ukHQ: Southport, United KingdomReported employees: 51-200 | Southport, United Kingdom | 51-200 | Exact match | 102 contacts → |
“We are EFT Group.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Woodfordwoodford.ltd HQ: Loughton, United KingdomReported employees: 51-200 | Loughton, United Kingdom | 51-200 | Exact match | 99 contacts → |
“Woodford specialise in mechanical and electrical building services for the construction market.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Hulley And Kirkwoodhulley.co.ukHQ: Glasgow, United KingdomReported employees: 51-200 | Glasgow, United Kingdom | 51-200 | Exact match | 98 contacts → |
“We are an independent Building Services Consultancy providing national coverage.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | SOWGAsowga.co.uk HQ: Pulborough, United KingdomReported employees: 51-200 | Pulborough, United Kingdom | 51-200 | Exact match | 95 contacts → |
“With over 40 years of experience in building services engineering, Sowga, a Pareto company, is a trusted provider of mechanical and electrical engineering, maintenance, and…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  NARROnarroassociates.comHQ: Edinburgh, United KingdomReported employees: 51-200 | Edinburgh, United Kingdom | 51-200 | Exact match | 89 contacts → |
“Narro is a team of Consulting Structural & Civil Engineers with offices in Edinburgh, Glasgow, Stirling, Inverness, Aberdeen, Newcastle, and London.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Services Design Solution SDSsdsolution.co.ukHQ: South West, United KingdomReported employees: 51-200 | South West, United Kingdom | 51-200 | Exact match | 87 contacts → |
“SDS is a forward-looking, dynamic construction consultancy specialising in the design of sustainable, mechanical and electrical engineering systems for buildings.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Grant Walker Engineeringg-w-e.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 81 contacts → |
“Grant Walker Engineering specialise in the complete installation of Electrical and Mechanical systems across all work sectors including quality office developments, commercial and…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Vaughan Engineering Groupvaughan-group.co.uk HQ: Newtownabbey, United KingdomReported employees: 51-200 | Newtownabbey, United Kingdom | 51-200 | Exact match | 79 contacts → |
“Established in 1955, we are a leading mechanical and electrical building services engineering contractor operating throughout the United Kingdom and Ireland.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Principle ONEprincipleone.co.ukHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 78 contacts → |
“Principle One provides Systems Engineering, Architecture and Business Consulting services within the Law Enforcement, National Security, Health and wider public sector.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Will Ruddruddconsult.comHQ: Edinburgh, United KingdomReported employees: 51-200 | Edinburgh, United Kingdom | 51-200 | Exact match | 77 contacts → |
“Will Rudd are Consulting Civil & Structural Engineers with an excellent track record in delivering a quality product.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Synoptixsynoptix.co.ukHQ: Bristol, United KingdomReported employees: 51-200 | Bristol, United Kingdom | 51-200 | Exact match | 75 contacts → |
“Synoptix was formed in 2011 to provide engineering solutions across various technical industries.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Delap & Wallerdelapandwaller.comHQ: Antrim /, United KingdomReported employees: 51-200 | Antrim /, United Kingdom | 51-200 | Exact match | 73 contacts → |
“Delap & Waller Mechanical and Electrical Building Services Engineers was founded in 1911, and to this day we remain a leader in the field of Mechanical and Electrical Building…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | PWP Building Servicespwp-ltd.co.uk HQ: Nottingham, United KingdomReported employees: 51-200 | Nottingham, United Kingdom | 51-200 | Exact match | 69 contacts → |
“PWP Building Services is a UK provider of mechanical and electrical building services, fire, security and facilities management – supporting commercial organisations across…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  JDPjdp-ltd.co.ukHQ: Reading, United KingdomReported employees: 11-50 | Reading, United Kingdom | 11-50 | Exact match | 68 contacts → |
“JDP is a Building Services Engineering Consultancy with offices in Reading, employing engineers with practical design skills.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 872 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Building systems engineering firms: dataset insights
September 16, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
863 records in the displayed employee bands.
9 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 872 companies.
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.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
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 16, 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 ↗
Questions about this company list
What does Exact match mean for building systems engineering 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 building systems engineering firms did RevenueBase find based in the United Kingdom?
The saved snapshot records 872 matching company records, 11,974 tracked contacts and 5,389 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 16, 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
Building systems engineering firms by geography
- Building systems engineering firms based in Belo Horizonte, Brazil
- Building systems engineering firms based in Sao Paulo, Brazil
- Building systems engineering firms based in Calgary, Canada
- Building systems engineering firms based in Edmonton, Canada
- Building systems engineering firms based in Toronto, Canada
- Building systems engineering firms based in Berlin, Germany
- Building systems engineering firms based in Hamburg, Germany
- Building systems engineering firms based in Pune, India
- Building systems engineering firms based in Austin, United States
- Building systems engineering firms based in Chicago, United States
- Building systems engineering firms based in Dallas, United States
- Building systems engineering firms based in Houston, United States
Cite this list
RevenueBase Data Team. Top 25 building systems engineering firms based in the United Kingdom. Snapshot: September 16, 2026. https://revenuebase.ai/companies/building-systems-engineering-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
- Building systems engineering firms based in Belo Horizonte, Brazil
- Building systems engineering firms based in Sao Paulo, Brazil
- Building systems engineering firms based in Calgary, Canada
- Building systems engineering firms based in Edmonton, Canada
- Building systems engineering firms based in Toronto, Canada
- Building systems engineering firms based in Berlin, Germany
Company intelligence · public preview
Top 25 building systems engineering firms based in the United Kingdom
RevenueBase records 872 matching company records for building systems engineering firms based in the United Kingdom, with 11,974 tracked contacts and 5,389 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 16, 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 building systems engineering 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 | Hoare LEAhoarelea.com HQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 1,103 contacts → |
“We are an award-winning engineering consultancy with a creative team of engineers, designers, and technical specialists.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | VVB Engineeringvvb-eng.com HQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 336 contacts → |
“At VVB, we deliver mechanical, electrical, telecommunication, temporaries and fire engineering expertise and services for large-scale infrastructure projects.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Harley Haddowharleyhaddow.com HQ: Edinburgh, United KingdomReported employees: 51-200 | Edinburgh, United Kingdom | 51-200 | Exact match | 146 contacts → |
“Harley Haddow are Civil, Structural, Mechanical, Electrical, Building Performance & Sustainability and Geotechnical Consulting Engineers.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | MCSmcsmc.co.uk HQ: Bristol, United KingdomReported employees: 51-200 | Bristol, United Kingdom | 51-200 | Exact match | 138 contacts → |
“MCS Ltd are specialist building services engineers covering all aspects of commercial and industrial building services and infrastructure engineering across varying market sectors.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Wintechwintech-group.com HQ: Wolverhampton, United KingdomReported employees: 51-200 | Wolverhampton, United Kingdom | 51-200 | Exact match | 127 contacts → |
“Wintech are a building engineering consultancy service with a strong design heritage, working on projects ranging from new build, sustainable developments to complex building…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Cilantro Engineering UK Limitedcilantroeng.co.uk HQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 123 contacts → |
“Cilantro Engineering is a multi-discipline Building Services Contractor offering a vast range of Mechanical and Electrical Design & Installation services.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Darke & Taylor LTDdarkeandtaylor.co.uk HQ: Oxfordshire, United KingdomReported employees: 51-200 | Oxfordshire, United Kingdom | 51-200 | Exact match | 112 contacts → |
“Our mission is to excel in the design, installation and maintenance of the electro-technical systems that connect to create fit for purpose building environments.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | East West Connect LTDeastwestconnect.com HQ: Perivale, United KingdomReported employees: 201-500 | Perivale, United Kingdom | 201-500 | Exact match | 111 contacts → |
“Founded in 1988, we are a family-owned business of passionate engineers who specialise in building services-driven construction projects, undertaking all major works in-house.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Stothers M&e LTDstothersm-e.co.uk HQ: Belfast, United KingdomReported employees: 51-200 | Belfast, United Kingdom | 51-200 | Exact match | 109 contacts → |
“Founded in 1957, Stothers (M&E) Ltd is a national market leader in the provision of Mechanical and Electrical Building Services and Contract Maintenance.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Alan Wood & Partnersalanwood.co.uk HQ: Hull, United KingdomReported employees: 51-200 | Hull, United Kingdom | 51-200 | Exact match | 106 contacts → |
“Established in 1968 as a firm of Consulting Civil & Structural Engineers Alan Wood & Partners now have 7 offices in the UK.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | JCW Energy Services LTDjcwes.com HQ: Melbourn, United KingdomReported employees: 201-500 | Melbourn, United Kingdom | 201-500 | Exact match | 103 contacts → |
“JCW Energy Services is a privately held SME business operating in the building services engineering sector throughout the UK.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | EFT Groupeftgroup.co.uk HQ: Southport, United KingdomReported employees: 51-200 | Southport, United Kingdom | 51-200 | Exact match | 102 contacts → |
“We are EFT Group.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Woodfordwoodford.ltd HQ: Loughton, United KingdomReported employees: 51-200 | Loughton, United Kingdom | 51-200 | Exact match | 99 contacts → |
“Woodford specialise in mechanical and electrical building services for the construction market.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Hulley And Kirkwoodhulley.co.uk HQ: Glasgow, United KingdomReported employees: 51-200 | Glasgow, United Kingdom | 51-200 | Exact match | 98 contacts → |
“We are an independent Building Services Consultancy providing national coverage.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | SOWGAsowga.co.uk HQ: Pulborough, United KingdomReported employees: 51-200 | Pulborough, United Kingdom | 51-200 | Exact match | 95 contacts → |
“With over 40 years of experience in building services engineering, Sowga, a Pareto company, is a trusted provider of mechanical and electrical engineering, maintenance, and…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | NARROnarroassociates.com HQ: Edinburgh, United KingdomReported employees: 51-200 | Edinburgh, United Kingdom | 51-200 | Exact match | 89 contacts → |
“Narro is a team of Consulting Structural & Civil Engineers with offices in Edinburgh, Glasgow, Stirling, Inverness, Aberdeen, Newcastle, and London.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Services Design Solution SDSsdsolution.co.uk HQ: South West, United KingdomReported employees: 51-200 | South West, United Kingdom | 51-200 | Exact match | 87 contacts → |
“SDS is a forward-looking, dynamic construction consultancy specialising in the design of sustainable, mechanical and electrical engineering systems for buildings.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Grant Walker Engineeringg-w-e.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 81 contacts → |
“Grant Walker Engineering specialise in the complete installation of Electrical and Mechanical systems across all work sectors including quality office developments, commercial and…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Vaughan Engineering Groupvaughan-group.co.uk HQ: Newtownabbey, United KingdomReported employees: 51-200 | Newtownabbey, United Kingdom | 51-200 | Exact match | 79 contacts → |
“Established in 1955, we are a leading mechanical and electrical building services engineering contractor operating throughout the United Kingdom and Ireland.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Principle ONEprincipleone.co.uk HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 78 contacts → |
“Principle One provides Systems Engineering, Architecture and Business Consulting services within the Law Enforcement, National Security, Health and wider public sector.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Will Ruddruddconsult.com HQ: Edinburgh, United KingdomReported employees: 51-200 | Edinburgh, United Kingdom | 51-200 | Exact match | 77 contacts → |
“Will Rudd are Consulting Civil & Structural Engineers with an excellent track record in delivering a quality product.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Synoptixsynoptix.co.uk HQ: Bristol, United KingdomReported employees: 51-200 | Bristol, United Kingdom | 51-200 | Exact match | 75 contacts → |
“Synoptix was formed in 2011 to provide engineering solutions across various technical industries.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Delap & Wallerdelapandwaller.com HQ: Antrim /, United KingdomReported employees: 51-200 | Antrim /, United Kingdom | 51-200 | Exact match | 73 contacts → |
“Delap & Waller Mechanical and Electrical Building Services Engineers was founded in 1911, and to this day we remain a leader in the field of Mechanical and Electrical Building…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | PWP Building Servicespwp-ltd.co.uk HQ: Nottingham, United KingdomReported employees: 51-200 | Nottingham, United Kingdom | 51-200 | Exact match | 69 contacts → |
“PWP Building Services is a UK provider of mechanical and electrical building services, fire, security and facilities management – supporting commercial organisations across…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | JDPjdp-ltd.co.uk HQ: Reading, United KingdomReported employees: 11-50 | Reading, United Kingdom | 11-50 | Exact match | 68 contacts → |
“JDP is a Building Services Engineering Consultancy with offices in Reading, employing engineers with practical design skills.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 872 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Building systems engineering firms: dataset insights
September 16, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
863 records in the displayed employee bands.
9 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 872 companies.
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.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
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 16, 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 ↗
Questions about this company list
What does Exact match mean for building systems engineering 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 building systems engineering firms did RevenueBase find based in the United Kingdom?
The saved snapshot records 872 matching company records, 11,974 tracked contacts and 5,389 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 16, 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
Building systems engineering firms by geography
- Building systems engineering firms based in Belo Horizonte, Brazil
- Building systems engineering firms based in Sao Paulo, Brazil
- Building systems engineering firms based in Calgary, Canada
- Building systems engineering firms based in Edmonton, Canada
- Building systems engineering firms based in Toronto, Canada
- Building systems engineering firms based in Berlin, Germany
- Building systems engineering firms based in Hamburg, Germany
- Building systems engineering firms based in Pune, India
- Building systems engineering firms based in Austin, United States
- Building systems engineering firms based in Chicago, United States
- Building systems engineering firms based in Dallas, United States
- Building systems engineering firms based in Houston, United States
Cite this list
RevenueBase Data Team. Top 25 building systems engineering firms based in the United Kingdom. Snapshot: September 16, 2026. https://revenuebase.ai/companies/building-systems-engineering-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
- Building systems engineering firms based in Belo Horizonte, Brazil
- Building systems engineering firms based in Sao Paulo, Brazil
- Building systems engineering firms based in Calgary, Canada
- Building systems engineering firms based in Edmonton, Canada
- Building systems engineering firms based in Toronto, Canada
- Building systems engineering firms based in Berlin, Germany